From 5e3b7e9db86d5023fb523656440d6dd89c8cca21 Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Sat, 26 Jul 2014 18:44:12 -0400 Subject: [PATCH] Add missing blanket-js file --- test.html | 3 +- test/blanket_mocha.js | 5291 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 5292 insertions(+), 2 deletions(-) create mode 100644 test/blanket_mocha.js diff --git a/test.html b/test.html index b83becff..2a14722f 100644 --- a/test.html +++ b/test.html @@ -31,6 +31,7 @@ + @@ -44,8 +45,6 @@ - - diff --git a/test/blanket_mocha.js b/test/blanket_mocha.js new file mode 100644 index 00000000..ef2abb3e --- /dev/null +++ b/test/blanket_mocha.js @@ -0,0 +1,5291 @@ +/*! blanket - v1.1.5 */ + +(function(define){ +/* + Copyright (C) 2013 Ariya Hidayat + Copyright (C) 2013 Thaddee Tyl + Copyright (C) 2013 Mathias Bynens + Copyright (C) 2012 Ariya Hidayat + Copyright (C) 2012 Mathias Bynens + Copyright (C) 2012 Joost-Wim Boekesteijn + Copyright (C) 2012 Kris Kowal + Copyright (C) 2012 Yusuke Suzuki + Copyright (C) 2012 Arpad Borsos + Copyright (C) 2011 Ariya Hidayat + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/*jslint bitwise:true plusplus:true */ +/*global esprima:true, define:true, exports:true, window: true, +throwErrorTolerant: true, +throwError: true, generateStatement: true, peek: true, +parseAssignmentExpression: true, parseBlock: true, parseExpression: true, +parseFunctionDeclaration: true, parseFunctionExpression: true, +parseFunctionSourceElements: true, parseVariableIdentifier: true, +parseLeftHandSideExpression: true, +parseUnaryExpression: true, +parseStatement: true, parseSourceElement: true */ + +(function (root, factory) { + 'use strict'; + + // Universal Module Definition (UMD) to support AMD, CommonJS/Node.js, + // Rhino, and plain browser loading. + + /* istanbul ignore next */ + if (typeof define === 'function' && define.amd) { + define(['exports'], factory); + } else if (typeof exports !== 'undefined') { + factory(exports); + } else { + factory((root.esprima = {})); + } +}(this, function (exports) { + 'use strict'; + + var Token, + TokenName, + FnExprTokens, + Syntax, + PropertyKind, + Messages, + Regex, + SyntaxTreeDelegate, + source, + strict, + index, + lineNumber, + lineStart, + length, + delegate, + lookahead, + state, + extra; + + Token = { + BooleanLiteral: 1, + EOF: 2, + Identifier: 3, + Keyword: 4, + NullLiteral: 5, + NumericLiteral: 6, + Punctuator: 7, + StringLiteral: 8, + RegularExpression: 9 + }; + + TokenName = {}; + TokenName[Token.BooleanLiteral] = 'Boolean'; + TokenName[Token.EOF] = ''; + TokenName[Token.Identifier] = 'Identifier'; + TokenName[Token.Keyword] = 'Keyword'; + TokenName[Token.NullLiteral] = 'Null'; + TokenName[Token.NumericLiteral] = 'Numeric'; + TokenName[Token.Punctuator] = 'Punctuator'; + TokenName[Token.StringLiteral] = 'String'; + TokenName[Token.RegularExpression] = 'RegularExpression'; + + // A function following one of those tokens is an expression. + FnExprTokens = ['(', '{', '[', 'in', 'typeof', 'instanceof', 'new', + 'return', 'case', 'delete', 'throw', 'void', + // assignment operators + '=', '+=', '-=', '*=', '/=', '%=', '<<=', '>>=', '>>>=', + '&=', '|=', '^=', ',', + // binary/unary operators + '+', '-', '*', '/', '%', '++', '--', '<<', '>>', '>>>', '&', + '|', '^', '!', '~', '&&', '||', '?', ':', '===', '==', '>=', + '<=', '<', '>', '!=', '!==']; + + Syntax = { + AssignmentExpression: 'AssignmentExpression', + ArrayExpression: 'ArrayExpression', + BlockStatement: 'BlockStatement', + BinaryExpression: 'BinaryExpression', + BreakStatement: 'BreakStatement', + CallExpression: 'CallExpression', + CatchClause: 'CatchClause', + ConditionalExpression: 'ConditionalExpression', + ContinueStatement: 'ContinueStatement', + DoWhileStatement: 'DoWhileStatement', + DebuggerStatement: 'DebuggerStatement', + EmptyStatement: 'EmptyStatement', + ExpressionStatement: 'ExpressionStatement', + ForStatement: 'ForStatement', + ForInStatement: 'ForInStatement', + FunctionDeclaration: 'FunctionDeclaration', + FunctionExpression: 'FunctionExpression', + Identifier: 'Identifier', + IfStatement: 'IfStatement', + Literal: 'Literal', + LabeledStatement: 'LabeledStatement', + LogicalExpression: 'LogicalExpression', + MemberExpression: 'MemberExpression', + NewExpression: 'NewExpression', + ObjectExpression: 'ObjectExpression', + Program: 'Program', + Property: 'Property', + ReturnStatement: 'ReturnStatement', + SequenceExpression: 'SequenceExpression', + SwitchStatement: 'SwitchStatement', + SwitchCase: 'SwitchCase', + ThisExpression: 'ThisExpression', + ThrowStatement: 'ThrowStatement', + TryStatement: 'TryStatement', + UnaryExpression: 'UnaryExpression', + UpdateExpression: 'UpdateExpression', + VariableDeclaration: 'VariableDeclaration', + VariableDeclarator: 'VariableDeclarator', + WhileStatement: 'WhileStatement', + WithStatement: 'WithStatement' + }; + + PropertyKind = { + Data: 1, + Get: 2, + Set: 4 + }; + + // Error messages should be identical to V8. + Messages = { + UnexpectedToken: 'Unexpected token %0', + UnexpectedNumber: 'Unexpected number', + UnexpectedString: 'Unexpected string', + UnexpectedIdentifier: 'Unexpected identifier', + UnexpectedReserved: 'Unexpected reserved word', + UnexpectedEOS: 'Unexpected end of input', + NewlineAfterThrow: 'Illegal newline after throw', + InvalidRegExp: 'Invalid regular expression', + UnterminatedRegExp: 'Invalid regular expression: missing /', + InvalidLHSInAssignment: 'Invalid left-hand side in assignment', + InvalidLHSInForIn: 'Invalid left-hand side in for-in', + MultipleDefaultsInSwitch: 'More than one default clause in switch statement', + NoCatchOrFinally: 'Missing catch or finally after try', + UnknownLabel: 'Undefined label \'%0\'', + Redeclaration: '%0 \'%1\' has already been declared', + IllegalContinue: 'Illegal continue statement', + IllegalBreak: 'Illegal break statement', + IllegalReturn: 'Illegal return statement', + StrictModeWith: 'Strict mode code may not include a with statement', + StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode', + StrictVarName: 'Variable name may not be eval or arguments in strict mode', + StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode', + StrictParamDupe: 'Strict mode function may not have duplicate parameter names', + StrictFunctionName: 'Function name may not be eval or arguments in strict mode', + StrictOctalLiteral: 'Octal literals are not allowed in strict mode.', + StrictDelete: 'Delete of an unqualified identifier in strict mode.', + StrictDuplicateProperty: 'Duplicate data property in object literal not allowed in strict mode', + AccessorDataProperty: 'Object literal may not have data and accessor property with the same name', + AccessorGetSet: 'Object literal may not have multiple get/set accessors with the same name', + StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode', + StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode', + StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode', + StrictReservedWord: 'Use of future reserved word in strict mode' + }; + + // See also tools/generate-unicode-regex.py. + Regex = { + NonAsciiIdentifierStart: new 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+ NonAsciiIdentifierPart: new 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+ }; + + // Ensure the condition is true, otherwise throw an error. + // This is only to have a better contract semantic, i.e. another safety net + // to catch a logic error. The condition shall be fulfilled in normal case. + // Do NOT use this to enforce a certain condition on any user input. + + function assert(condition, message) { + /* istanbul ignore if */ + if (!condition) { + throw new Error('ASSERT: ' + message); + } + } + + function isDecimalDigit(ch) { + return (ch >= 48 && ch <= 57); // 0..9 + } + + function isHexDigit(ch) { + return '0123456789abcdefABCDEF'.indexOf(ch) >= 0; + } + + function isOctalDigit(ch) { + return '01234567'.indexOf(ch) >= 0; + } + + + // 7.2 White Space + + function isWhiteSpace(ch) { + return (ch === 0x20) || (ch === 0x09) || (ch === 0x0B) || (ch === 0x0C) || (ch === 0xA0) || + (ch >= 0x1680 && [0x1680, 0x180E, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF].indexOf(ch) >= 0); + } + + // 7.3 Line Terminators + + function isLineTerminator(ch) { + return (ch === 0x0A) || (ch === 0x0D) || (ch === 0x2028) || (ch === 0x2029); + } + + // 7.6 Identifier Names and Identifiers + + function isIdentifierStart(ch) { + return (ch === 0x24) || (ch === 0x5F) || // $ (dollar) and _ (underscore) + (ch >= 0x41 && ch <= 0x5A) || // A..Z + (ch >= 0x61 && ch <= 0x7A) || // a..z + (ch === 0x5C) || // \ (backslash) + ((ch >= 0x80) && Regex.NonAsciiIdentifierStart.test(String.fromCharCode(ch))); + } + + function isIdentifierPart(ch) { + return (ch === 0x24) || (ch === 0x5F) || // $ (dollar) and _ (underscore) + (ch >= 0x41 && ch <= 0x5A) || // A..Z + (ch >= 0x61 && ch <= 0x7A) || // a..z + (ch >= 0x30 && ch <= 0x39) || // 0..9 + (ch === 0x5C) || // \ (backslash) + ((ch >= 0x80) && Regex.NonAsciiIdentifierPart.test(String.fromCharCode(ch))); + } + + // 7.6.1.2 Future Reserved Words + + function isFutureReservedWord(id) { + switch (id) { + case 'class': + case 'enum': + case 'export': + case 'extends': + case 'import': + case 'super': + return true; + default: + return false; + } + } + + function isStrictModeReservedWord(id) { + switch (id) { + case 'implements': + case 'interface': + case 'package': + case 'private': + case 'protected': + case 'public': + case 'static': + case 'yield': + case 'let': + return true; + default: + return false; + } + } + + function isRestrictedWord(id) { + return id === 'eval' || id === 'arguments'; + } + + // 7.6.1.1 Keywords + + function isKeyword(id) { + if (strict && isStrictModeReservedWord(id)) { + return true; + } + + // 'const' is specialized as Keyword in V8. + // 'yield' and 'let' are for compatiblity with SpiderMonkey and ES.next. + // Some others are from future reserved words. + + switch (id.length) { + case 2: + return (id === 'if') || (id === 'in') || (id === 'do'); + case 3: + return (id === 'var') || (id === 'for') || (id === 'new') || + (id === 'try') || (id === 'let'); + case 4: + return (id === 'this') || (id === 'else') || (id === 'case') || + (id === 'void') || (id === 'with') || (id === 'enum'); + case 5: + return (id === 'while') || (id === 'break') || (id === 'catch') || + (id === 'throw') || (id === 'const') || (id === 'yield') || + (id === 'class') || (id === 'super'); + case 6: + return (id === 'return') || (id === 'typeof') || (id === 'delete') || + (id === 'switch') || (id === 'export') || (id === 'import'); + case 7: + return (id === 'default') || (id === 'finally') || (id === 'extends'); + case 8: + return (id === 'function') || (id === 'continue') || (id === 'debugger'); + case 10: + return (id === 'instanceof'); + default: + return false; + } + } + + // 7.4 Comments + + function addComment(type, value, start, end, loc) { + var comment, attacher; + + assert(typeof start === 'number', 'Comment must have valid position'); + + // Because the way the actual token is scanned, often the comments + // (if any) are skipped twice during the lexical analysis. + // Thus, we need to skip adding a comment if the comment array already + // handled it. + if (state.lastCommentStart >= start) { + return; + } + state.lastCommentStart = start; + + comment = { + type: type, + value: value + }; + if (extra.range) { + comment.range = [start, end]; + } + if (extra.loc) { + comment.loc = loc; + } + extra.comments.push(comment); + if (extra.attachComment) { + extra.leadingComments.push(comment); + extra.trailingComments.push(comment); + } + } + + function skipSingleLineComment(offset) { + var start, loc, ch, comment; + + start = index - offset; + loc = { + start: { + line: lineNumber, + column: index - lineStart - offset + } + }; + + while (index < length) { + ch = source.charCodeAt(index); + ++index; + if (isLineTerminator(ch)) { + if (extra.comments) { + comment = source.slice(start + offset, index - 1); + loc.end = { + line: lineNumber, + column: index - lineStart - 1 + }; + addComment('Line', comment, start, index - 1, loc); + } + if (ch === 13 && source.charCodeAt(index) === 10) { + ++index; + } + ++lineNumber; + lineStart = index; + return; + } + } + + if (extra.comments) { + comment = source.slice(start + offset, index); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + addComment('Line', comment, start, index, loc); + } + } + + function skipMultiLineComment() { + var start, loc, ch, comment; + + if (extra.comments) { + start = index - 2; + loc = { + start: { + line: lineNumber, + column: index - lineStart - 2 + } + }; + } + + while (index < length) { + ch = source.charCodeAt(index); + if (isLineTerminator(ch)) { + if (ch === 0x0D && source.charCodeAt(index + 1) === 0x0A) { + ++index; + } + ++lineNumber; + ++index; + lineStart = index; + if (index >= length) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } else if (ch === 0x2A) { + // Block comment ends with '*/'. + if (source.charCodeAt(index + 1) === 0x2F) { + ++index; + ++index; + if (extra.comments) { + comment = source.slice(start + 2, index - 2); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + addComment('Block', comment, start, index, loc); + } + return; + } + ++index; + } else { + ++index; + } + } + + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + function skipComment() { + var ch, start; + + start = (index === 0); + while (index < length) { + ch = source.charCodeAt(index); + + if (isWhiteSpace(ch)) { + ++index; + } else if (isLineTerminator(ch)) { + ++index; + if (ch === 0x0D && source.charCodeAt(index) === 0x0A) { + ++index; + } + ++lineNumber; + lineStart = index; + start = true; + } else if (ch === 0x2F) { // U+002F is '/' + ch = source.charCodeAt(index + 1); + if (ch === 0x2F) { + ++index; + ++index; + skipSingleLineComment(2); + start = true; + } else if (ch === 0x2A) { // U+002A is '*' + ++index; + ++index; + skipMultiLineComment(); + } else { + break; + } + } else if (start && ch === 0x2D) { // U+002D is '-' + // U+003E is '>' + if ((source.charCodeAt(index + 1) === 0x2D) && (source.charCodeAt(index + 2) === 0x3E)) { + // '-->' is a single-line comment + index += 3; + skipSingleLineComment(3); + } else { + break; + } + } else if (ch === 0x3C) { // U+003C is '<' + if (source.slice(index + 1, index + 4) === '!--') { + ++index; // `<` + ++index; // `!` + ++index; // `-` + ++index; // `-` + skipSingleLineComment(4); + } else { + break; + } + } else { + break; + } + } + } + + function scanHexEscape(prefix) { + var i, len, ch, code = 0; + + len = (prefix === 'u') ? 4 : 2; + for (i = 0; i < len; ++i) { + if (index < length && isHexDigit(source[index])) { + ch = source[index++]; + code = code * 16 + '0123456789abcdef'.indexOf(ch.toLowerCase()); + } else { + return ''; + } + } + return String.fromCharCode(code); + } + + function getEscapedIdentifier() { + var ch, id; + + ch = source.charCodeAt(index++); + id = String.fromCharCode(ch); + + // '\u' (U+005C, U+0075) denotes an escaped character. + if (ch === 0x5C) { + if (source.charCodeAt(index) !== 0x75) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + ++index; + ch = scanHexEscape('u'); + if (!ch || ch === '\\' || !isIdentifierStart(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + id = ch; + } + + while (index < length) { + ch = source.charCodeAt(index); + if (!isIdentifierPart(ch)) { + break; + } + ++index; + id += String.fromCharCode(ch); + + // '\u' (U+005C, U+0075) denotes an escaped character. + if (ch === 0x5C) { + id = id.substr(0, id.length - 1); + if (source.charCodeAt(index) !== 0x75) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + ++index; + ch = scanHexEscape('u'); + if (!ch || ch === '\\' || !isIdentifierPart(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + id += ch; + } + } + + return id; + } + + function getIdentifier() { + var start, ch; + + start = index++; + while (index < length) { + ch = source.charCodeAt(index); + if (ch === 0x5C) { + // Blackslash (U+005C) marks Unicode escape sequence. + index = start; + return getEscapedIdentifier(); + } + if (isIdentifierPart(ch)) { + ++index; + } else { + break; + } + } + + return source.slice(start, index); + } + + function scanIdentifier() { + var start, id, type; + + start = index; + + // Backslash (U+005C) starts an escaped character. + id = (source.charCodeAt(index) === 0x5C) ? getEscapedIdentifier() : getIdentifier(); + + // There is no keyword or literal with only one character. + // Thus, it must be an identifier. + if (id.length === 1) { + type = Token.Identifier; + } else if (isKeyword(id)) { + type = Token.Keyword; + } else if (id === 'null') { + type = Token.NullLiteral; + } else if (id === 'true' || id === 'false') { + type = Token.BooleanLiteral; + } else { + type = Token.Identifier; + } + + return { + type: type, + value: id, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + + // 7.7 Punctuators + + function scanPunctuator() { + var start = index, + code = source.charCodeAt(index), + code2, + ch1 = source[index], + ch2, + ch3, + ch4; + + switch (code) { + + // Check for most common single-character punctuators. + case 0x2E: // . dot + case 0x28: // ( open bracket + case 0x29: // ) close bracket + case 0x3B: // ; semicolon + case 0x2C: // , comma + case 0x7B: // { open curly brace + case 0x7D: // } close curly brace + case 0x5B: // [ + case 0x5D: // ] + case 0x3A: // : + case 0x3F: // ? + case 0x7E: // ~ + ++index; + if (extra.tokenize) { + if (code === 0x28) { + extra.openParenToken = extra.tokens.length; + } else if (code === 0x7B) { + extra.openCurlyToken = extra.tokens.length; + } + } + return { + type: Token.Punctuator, + value: String.fromCharCode(code), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + + default: + code2 = source.charCodeAt(index + 1); + + // '=' (U+003D) marks an assignment or comparison operator. + if (code2 === 0x3D) { + switch (code) { + case 0x2B: // + + case 0x2D: // - + case 0x2F: // / + case 0x3C: // < + case 0x3E: // > + case 0x5E: // ^ + case 0x7C: // | + case 0x25: // % + case 0x26: // & + case 0x2A: // * + index += 2; + return { + type: Token.Punctuator, + value: String.fromCharCode(code) + String.fromCharCode(code2), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + + case 0x21: // ! + case 0x3D: // = + index += 2; + + // !== and === + if (source.charCodeAt(index) === 0x3D) { + ++index; + } + return { + type: Token.Punctuator, + value: source.slice(start, index), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + } + } + + // 4-character punctuator: >>>= + + ch4 = source.substr(index, 4); + + if (ch4 === '>>>=') { + index += 4; + return { + type: Token.Punctuator, + value: ch4, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 3-character punctuators: === !== >>> <<= >>= + + ch3 = ch4.substr(0, 3); + + if (ch3 === '>>>' || ch3 === '<<=' || ch3 === '>>=') { + index += 3; + return { + type: Token.Punctuator, + value: ch3, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // Other 2-character punctuators: ++ -- << >> && || + ch2 = ch3.substr(0, 2); + + if ((ch1 === ch2[1] && ('+-<>&|'.indexOf(ch1) >= 0)) || ch2 === '=>') { + index += 2; + return { + type: Token.Punctuator, + value: ch2, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 1-character punctuators: < > = ! + - * % & | ^ / + if ('<>=!+-*%&|^/'.indexOf(ch1) >= 0) { + ++index; + return { + type: Token.Punctuator, + value: ch1, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + // 7.8.3 Numeric Literals + + function scanHexLiteral(start) { + var number = ''; + + while (index < length) { + if (!isHexDigit(source[index])) { + break; + } + number += source[index++]; + } + + if (number.length === 0) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + if (isIdentifierStart(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseInt('0x' + number, 16), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function scanOctalLiteral(start) { + var number = '0' + source[index++]; + while (index < length) { + if (!isOctalDigit(source[index])) { + break; + } + number += source[index++]; + } + + if (isIdentifierStart(source.charCodeAt(index)) || isDecimalDigit(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseInt(number, 8), + octal: true, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function scanNumericLiteral() { + var number, start, ch; + + ch = source[index]; + assert(isDecimalDigit(ch.charCodeAt(0)) || (ch === '.'), + 'Numeric literal must start with a decimal digit or a decimal point'); + + start = index; + number = ''; + if (ch !== '.') { + number = source[index++]; + ch = source[index]; + + // Hex number starts with '0x'. + // Octal number starts with '0'. + if (number === '0') { + if (ch === 'x' || ch === 'X') { + ++index; + return scanHexLiteral(start); + } + if (isOctalDigit(ch)) { + return scanOctalLiteral(start); + } + + // decimal number starts with '0' such as '09' is illegal. + if (ch && isDecimalDigit(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } + + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + ch = source[index]; + } + + if (ch === '.') { + number += source[index++]; + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + ch = source[index]; + } + + if (ch === 'e' || ch === 'E') { + number += source[index++]; + + ch = source[index]; + if (ch === '+' || ch === '-') { + number += source[index++]; + } + if (isDecimalDigit(source.charCodeAt(index))) { + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + } else { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } + + if (isIdentifierStart(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseFloat(number), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 7.8.4 String Literals + + function scanStringLiteral() { + var str = '', quote, start, ch, code, unescaped, restore, octal = false, startLineNumber, startLineStart; + startLineNumber = lineNumber; + startLineStart = lineStart; + + quote = source[index]; + assert((quote === '\'' || quote === '"'), + 'String literal must starts with a quote'); + + start = index; + ++index; + + while (index < length) { + ch = source[index++]; + + if (ch === quote) { + quote = ''; + break; + } else if (ch === '\\') { + ch = source[index++]; + if (!ch || !isLineTerminator(ch.charCodeAt(0))) { + switch (ch) { + case 'u': + case 'x': + restore = index; + unescaped = scanHexEscape(ch); + if (unescaped) { + str += unescaped; + } else { + index = restore; + str += ch; + } + break; + case 'n': + str += '\n'; + break; + case 'r': + str += '\r'; + break; + case 't': + str += '\t'; + break; + case 'b': + str += '\b'; + break; + case 'f': + str += '\f'; + break; + case 'v': + str += '\x0B'; + break; + + default: + if (isOctalDigit(ch)) { + code = '01234567'.indexOf(ch); + + // \0 is not octal escape sequence + if (code !== 0) { + octal = true; + } + + if (index < length && isOctalDigit(source[index])) { + octal = true; + code = code * 8 + '01234567'.indexOf(source[index++]); + + // 3 digits are only allowed when string starts + // with 0, 1, 2, 3 + if ('0123'.indexOf(ch) >= 0 && + index < length && + isOctalDigit(source[index])) { + code = code * 8 + '01234567'.indexOf(source[index++]); + } + } + str += String.fromCharCode(code); + } else { + str += ch; + } + break; + } + } else { + ++lineNumber; + if (ch === '\r' && source[index] === '\n') { + ++index; + } + lineStart = index; + } + } else if (isLineTerminator(ch.charCodeAt(0))) { + break; + } else { + str += ch; + } + } + + if (quote !== '') { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.StringLiteral, + value: str, + octal: octal, + startLineNumber: startLineNumber, + startLineStart: startLineStart, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function testRegExp(pattern, flags) { + var value; + try { + value = new RegExp(pattern, flags); + } catch (e) { + throwError({}, Messages.InvalidRegExp); + } + return value; + } + + function scanRegExpBody() { + var ch, str, classMarker, terminated, body; + + ch = source[index]; + assert(ch === '/', 'Regular expression literal must start with a slash'); + str = source[index++]; + + classMarker = false; + terminated = false; + while (index < length) { + ch = source[index++]; + str += ch; + if (ch === '\\') { + ch = source[index++]; + // ECMA-262 7.8.5 + if (isLineTerminator(ch.charCodeAt(0))) { + throwError({}, Messages.UnterminatedRegExp); + } + str += ch; + } else if (isLineTerminator(ch.charCodeAt(0))) { + throwError({}, Messages.UnterminatedRegExp); + } else if (classMarker) { + if (ch === ']') { + classMarker = false; + } + } else { + if (ch === '/') { + terminated = true; + break; + } else if (ch === '[') { + classMarker = true; + } + } + } + + if (!terminated) { + throwError({}, Messages.UnterminatedRegExp); + } + + // Exclude leading and trailing slash. + body = str.substr(1, str.length - 2); + return { + value: body, + literal: str + }; + } + + function scanRegExpFlags() { + var ch, str, flags, restore; + + str = ''; + flags = ''; + while (index < length) { + ch = source[index]; + if (!isIdentifierPart(ch.charCodeAt(0))) { + break; + } + + ++index; + if (ch === '\\' && index < length) { + ch = source[index]; + if (ch === 'u') { + ++index; + restore = index; + ch = scanHexEscape('u'); + if (ch) { + flags += ch; + for (str += '\\u'; restore < index; ++restore) { + str += source[restore]; + } + } else { + index = restore; + flags += 'u'; + str += '\\u'; + } + throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL'); + } else { + str += '\\'; + throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } else { + flags += ch; + str += ch; + } + } + + return { + value: flags, + literal: str + }; + } + + function scanRegExp() { + var start, body, flags, pattern, value; + + lookahead = null; + skipComment(); + start = index; + + body = scanRegExpBody(); + flags = scanRegExpFlags(); + value = testRegExp(body.value, flags.value); + + if (extra.tokenize) { + return { + type: Token.RegularExpression, + value: value, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + return { + literal: body.literal + flags.literal, + value: value, + start: start, + end: index + }; + } + + function collectRegex() { + var pos, loc, regex, token; + + skipComment(); + + pos = index; + loc = { + start: { + line: lineNumber, + column: index - lineStart + } + }; + + regex = scanRegExp(); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + + /* istanbul ignore next */ + if (!extra.tokenize) { + // Pop the previous token, which is likely '/' or '/=' + if (extra.tokens.length > 0) { + token = extra.tokens[extra.tokens.length - 1]; + if (token.range[0] === pos && token.type === 'Punctuator') { + if (token.value === '/' || token.value === '/=') { + extra.tokens.pop(); + } + } + } + + extra.tokens.push({ + type: 'RegularExpression', + value: regex.literal, + range: [pos, index], + loc: loc + }); + } + + return regex; + } + + function isIdentifierName(token) { + return token.type === Token.Identifier || + token.type === Token.Keyword || + token.type === Token.BooleanLiteral || + token.type === Token.NullLiteral; + } + + function advanceSlash() { + var prevToken, + checkToken; + // Using the following algorithm: + // https://github.com/mozilla/sweet.js/wiki/design + prevToken = extra.tokens[extra.tokens.length - 1]; + if (!prevToken) { + // Nothing before that: it cannot be a division. + return collectRegex(); + } + if (prevToken.type === 'Punctuator') { + if (prevToken.value === ']') { + return scanPunctuator(); + } + if (prevToken.value === ')') { + checkToken = extra.tokens[extra.openParenToken - 1]; + if (checkToken && + checkToken.type === 'Keyword' && + (checkToken.value === 'if' || + checkToken.value === 'while' || + checkToken.value === 'for' || + checkToken.value === 'with')) { + return collectRegex(); + } + return scanPunctuator(); + } + if (prevToken.value === '}') { + // Dividing a function by anything makes little sense, + // but we have to check for that. + if (extra.tokens[extra.openCurlyToken - 3] && + extra.tokens[extra.openCurlyToken - 3].type === 'Keyword') { + // Anonymous function. + checkToken = extra.tokens[extra.openCurlyToken - 4]; + if (!checkToken) { + return scanPunctuator(); + } + } else if (extra.tokens[extra.openCurlyToken - 4] && + extra.tokens[extra.openCurlyToken - 4].type === 'Keyword') { + // Named function. + checkToken = extra.tokens[extra.openCurlyToken - 5]; + if (!checkToken) { + return collectRegex(); + } + } else { + return scanPunctuator(); + } + // checkToken determines whether the function is + // a declaration or an expression. + if (FnExprTokens.indexOf(checkToken.value) >= 0) { + // It is an expression. + return scanPunctuator(); + } + // It is a declaration. + return collectRegex(); + } + return collectRegex(); + } + if (prevToken.type === 'Keyword') { + return collectRegex(); + } + return scanPunctuator(); + } + + function advance() { + var ch; + + skipComment(); + + if (index >= length) { + return { + type: Token.EOF, + lineNumber: lineNumber, + lineStart: lineStart, + start: index, + end: index + }; + } + + ch = source.charCodeAt(index); + + if (isIdentifierStart(ch)) { + return scanIdentifier(); + } + + // Very common: ( and ) and ; + if (ch === 0x28 || ch === 0x29 || ch === 0x3B) { + return scanPunctuator(); + } + + // String literal starts with single quote (U+0027) or double quote (U+0022). + if (ch === 0x27 || ch === 0x22) { + return scanStringLiteral(); + } + + + // Dot (.) U+002E can also start a floating-point number, hence the need + // to check the next character. + if (ch === 0x2E) { + if (isDecimalDigit(source.charCodeAt(index + 1))) { + return scanNumericLiteral(); + } + return scanPunctuator(); + } + + if (isDecimalDigit(ch)) { + return scanNumericLiteral(); + } + + // Slash (/) U+002F can also start a regex. + if (extra.tokenize && ch === 0x2F) { + return advanceSlash(); + } + + return scanPunctuator(); + } + + function collectToken() { + var loc, token, range, value; + + skipComment(); + loc = { + start: { + line: lineNumber, + column: index - lineStart + } + }; + + token = advance(); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + + if (token.type !== Token.EOF) { + value = source.slice(token.start, token.end); + extra.tokens.push({ + type: TokenName[token.type], + value: value, + range: [token.start, token.end], + loc: loc + }); + } + + return token; + } + + function lex() { + var token; + + token = lookahead; + index = token.end; + lineNumber = token.lineNumber; + lineStart = token.lineStart; + + lookahead = (typeof extra.tokens !== 'undefined') ? collectToken() : advance(); + + index = token.end; + lineNumber = token.lineNumber; + lineStart = token.lineStart; + + return token; + } + + function peek() { + var pos, line, start; + + pos = index; + line = lineNumber; + start = lineStart; + lookahead = (typeof extra.tokens !== 'undefined') ? collectToken() : advance(); + index = pos; + lineNumber = line; + lineStart = start; + } + + function Position(line, column) { + this.line = line; + this.column = column; + } + + function SourceLocation(startLine, startColumn, line, column) { + this.start = new Position(startLine, startColumn); + this.end = new Position(line, column); + } + + SyntaxTreeDelegate = { + + name: 'SyntaxTree', + + processComment: function (node) { + var lastChild, trailingComments; + + if (node.type === Syntax.Program) { + if (node.body.length > 0) { + return; + } + } + + if (extra.trailingComments.length > 0) { + if (extra.trailingComments[0].range[0] >= node.range[1]) { + trailingComments = extra.trailingComments; + extra.trailingComments = []; + } else { + extra.trailingComments.length = 0; + } + } else { + if (extra.bottomRightStack.length > 0 && + extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments && + extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments[0].range[0] >= node.range[1]) { + trailingComments = extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments; + delete extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments; + } + } + + // Eating the stack. + while (extra.bottomRightStack.length > 0 && extra.bottomRightStack[extra.bottomRightStack.length - 1].range[0] >= node.range[0]) { + lastChild = extra.bottomRightStack.pop(); + } + + if (lastChild) { + if (lastChild.leadingComments && lastChild.leadingComments[lastChild.leadingComments.length - 1].range[1] <= node.range[0]) { + node.leadingComments = lastChild.leadingComments; + delete lastChild.leadingComments; + } + } else if (extra.leadingComments.length > 0 && extra.leadingComments[extra.leadingComments.length - 1].range[1] <= node.range[0]) { + node.leadingComments = extra.leadingComments; + extra.leadingComments = []; + } + + + if (trailingComments) { + node.trailingComments = trailingComments; + } + + extra.bottomRightStack.push(node); + }, + + markEnd: function (node, startToken) { + if (extra.range) { + node.range = [startToken.start, index]; + } + if (extra.loc) { + node.loc = new SourceLocation( + startToken.startLineNumber === undefined ? startToken.lineNumber : startToken.startLineNumber, + startToken.start - (startToken.startLineStart === undefined ? startToken.lineStart : startToken.startLineStart), + lineNumber, + index - lineStart + ); + this.postProcess(node); + } + + if (extra.attachComment) { + this.processComment(node); + } + return node; + }, + + postProcess: function (node) { + if (extra.source) { + node.loc.source = extra.source; + } + return node; + }, + + createArrayExpression: function (elements) { + return { + type: Syntax.ArrayExpression, + elements: elements + }; + }, + + createAssignmentExpression: function (operator, left, right) { + return { + type: Syntax.AssignmentExpression, + operator: operator, + left: left, + right: right + }; + }, + + createBinaryExpression: function (operator, left, right) { + var type = (operator === '||' || operator === '&&') ? Syntax.LogicalExpression : + Syntax.BinaryExpression; + return { + type: type, + operator: operator, + left: left, + right: right + }; + }, + + createBlockStatement: function (body) { + return { + type: Syntax.BlockStatement, + body: body + }; + }, + + createBreakStatement: function (label) { + return { + type: Syntax.BreakStatement, + label: label + }; + }, + + createCallExpression: function (callee, args) { + return { + type: Syntax.CallExpression, + callee: callee, + 'arguments': args + }; + }, + + createCatchClause: function (param, body) { + return { + type: Syntax.CatchClause, + param: param, + body: body + }; + }, + + createConditionalExpression: function (test, consequent, alternate) { + return { + type: Syntax.ConditionalExpression, + test: test, + consequent: consequent, + alternate: alternate + }; + }, + + createContinueStatement: function (label) { + return { + type: Syntax.ContinueStatement, + label: label + }; + }, + + createDebuggerStatement: function () { + return { + type: Syntax.DebuggerStatement + }; + }, + + createDoWhileStatement: function (body, test) { + return { + type: Syntax.DoWhileStatement, + body: body, + test: test + }; + }, + + createEmptyStatement: function () { + return { + type: Syntax.EmptyStatement + }; + }, + + createExpressionStatement: function (expression) { + return { + type: Syntax.ExpressionStatement, + expression: expression + }; + }, + + createForStatement: function (init, test, update, body) { + return { + type: Syntax.ForStatement, + init: init, + test: test, + update: update, + body: body + }; + }, + + createForInStatement: function (left, right, body) { + return { + type: Syntax.ForInStatement, + left: left, + right: right, + body: body, + each: false + }; + }, + + createFunctionDeclaration: function (id, params, defaults, body) { + return { + type: Syntax.FunctionDeclaration, + id: id, + params: params, + defaults: defaults, + body: body, + rest: null, + generator: false, + expression: false + }; + }, + + createFunctionExpression: function (id, params, defaults, body) { + return { + type: Syntax.FunctionExpression, + id: id, + params: params, + defaults: defaults, + body: body, + rest: null, + generator: false, + expression: false + }; + }, + + createIdentifier: function (name) { + return { + type: Syntax.Identifier, + name: name + }; + }, + + createIfStatement: function (test, consequent, alternate) { + return { + type: Syntax.IfStatement, + test: test, + consequent: consequent, + alternate: alternate + }; + }, + + createLabeledStatement: function (label, body) { + return { + type: Syntax.LabeledStatement, + label: label, + body: body + }; + }, + + createLiteral: function (token) { + return { + type: Syntax.Literal, + value: token.value, + raw: source.slice(token.start, token.end) + }; + }, + + createMemberExpression: function (accessor, object, property) { + return { + type: Syntax.MemberExpression, + computed: accessor === '[', + object: object, + property: property + }; + }, + + createNewExpression: function (callee, args) { + return { + type: Syntax.NewExpression, + callee: callee, + 'arguments': args + }; + }, + + createObjectExpression: function (properties) { + return { + type: Syntax.ObjectExpression, + properties: properties + }; + }, + + createPostfixExpression: function (operator, argument) { + return { + type: Syntax.UpdateExpression, + operator: operator, + argument: argument, + prefix: false + }; + }, + + createProgram: function (body) { + return { + type: Syntax.Program, + body: body + }; + }, + + createProperty: function (kind, key, value) { + return { + type: Syntax.Property, + key: key, + value: value, + kind: kind + }; + }, + + createReturnStatement: function (argument) { + return { + type: Syntax.ReturnStatement, + argument: argument + }; + }, + + createSequenceExpression: function (expressions) { + return { + type: Syntax.SequenceExpression, + expressions: expressions + }; + }, + + createSwitchCase: function (test, consequent) { + return { + type: Syntax.SwitchCase, + test: test, + consequent: consequent + }; + }, + + createSwitchStatement: function (discriminant, cases) { + return { + type: Syntax.SwitchStatement, + discriminant: discriminant, + cases: cases + }; + }, + + createThisExpression: function () { + return { + type: Syntax.ThisExpression + }; + }, + + createThrowStatement: function (argument) { + return { + type: Syntax.ThrowStatement, + argument: argument + }; + }, + + createTryStatement: function (block, guardedHandlers, handlers, finalizer) { + return { + type: Syntax.TryStatement, + block: block, + guardedHandlers: guardedHandlers, + handlers: handlers, + finalizer: finalizer + }; + }, + + createUnaryExpression: function (operator, argument) { + if (operator === '++' || operator === '--') { + return { + type: Syntax.UpdateExpression, + operator: operator, + argument: argument, + prefix: true + }; + } + return { + type: Syntax.UnaryExpression, + operator: operator, + argument: argument, + prefix: true + }; + }, + + createVariableDeclaration: function (declarations, kind) { + return { + type: Syntax.VariableDeclaration, + declarations: declarations, + kind: kind + }; + }, + + createVariableDeclarator: function (id, init) { + return { + type: Syntax.VariableDeclarator, + id: id, + init: init + }; + }, + + createWhileStatement: function (test, body) { + return { + type: Syntax.WhileStatement, + test: test, + body: body + }; + }, + + createWithStatement: function (object, body) { + return { + type: Syntax.WithStatement, + object: object, + body: body + }; + } + }; + + // Return true if there is a line terminator before the next token. + + function peekLineTerminator() { + var pos, line, start, found; + + pos = index; + line = lineNumber; + start = lineStart; + skipComment(); + found = lineNumber !== line; + index = pos; + lineNumber = line; + lineStart = start; + + return found; + } + + // Throw an exception + + function throwError(token, messageFormat) { + var error, + args = Array.prototype.slice.call(arguments, 2), + msg = messageFormat.replace( + /%(\d)/g, + function (whole, index) { + assert(index < args.length, 'Message reference must be in range'); + return args[index]; + } + ); + + if (typeof token.lineNumber === 'number') { + error = new Error('Line ' + token.lineNumber + ': ' + msg); + error.index = token.start; + error.lineNumber = token.lineNumber; + error.column = token.start - lineStart + 1; + } else { + error = new Error('Line ' + lineNumber + ': ' + msg); + error.index = index; + error.lineNumber = lineNumber; + error.column = index - lineStart + 1; + } + + error.description = msg; + throw error; + } + + function throwErrorTolerant() { + try { + throwError.apply(null, arguments); + } catch (e) { + if (extra.errors) { + extra.errors.push(e); + } else { + throw e; + } + } + } + + + // Throw an exception because of the token. + + function throwUnexpected(token) { + if (token.type === Token.EOF) { + throwError(token, Messages.UnexpectedEOS); + } + + if (token.type === Token.NumericLiteral) { + throwError(token, Messages.UnexpectedNumber); + } + + if (token.type === Token.StringLiteral) { + throwError(token, Messages.UnexpectedString); + } + + if (token.type === Token.Identifier) { + throwError(token, Messages.UnexpectedIdentifier); + } + + if (token.type === Token.Keyword) { + if (isFutureReservedWord(token.value)) { + throwError(token, Messages.UnexpectedReserved); + } else if (strict && isStrictModeReservedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictReservedWord); + return; + } + throwError(token, Messages.UnexpectedToken, token.value); + } + + // BooleanLiteral, NullLiteral, or Punctuator. + throwError(token, Messages.UnexpectedToken, token.value); + } + + // Expect the next token to match the specified punctuator. + // If not, an exception will be thrown. + + function expect(value) { + var token = lex(); + if (token.type !== Token.Punctuator || token.value !== value) { + throwUnexpected(token); + } + } + + // Expect the next token to match the specified keyword. + // If not, an exception will be thrown. + + function expectKeyword(keyword) { + var token = lex(); + if (token.type !== Token.Keyword || token.value !== keyword) { + throwUnexpected(token); + } + } + + // Return true if the next token matches the specified punctuator. + + function match(value) { + return lookahead.type === Token.Punctuator && lookahead.value === value; + } + + // Return true if the next token matches the specified keyword + + function matchKeyword(keyword) { + return lookahead.type === Token.Keyword && lookahead.value === keyword; + } + + // Return true if the next token is an assignment operator + + function matchAssign() { + var op; + + if (lookahead.type !== Token.Punctuator) { + return false; + } + op = lookahead.value; + return op === '=' || + op === '*=' || + op === '/=' || + op === '%=' || + op === '+=' || + op === '-=' || + op === '<<=' || + op === '>>=' || + op === '>>>=' || + op === '&=' || + op === '^=' || + op === '|='; + } + + function consumeSemicolon() { + var line; + + // Catch the very common case first: immediately a semicolon (U+003B). + if (source.charCodeAt(index) === 0x3B || match(';')) { + lex(); + return; + } + + line = lineNumber; + skipComment(); + if (lineNumber !== line) { + return; + } + + if (lookahead.type !== Token.EOF && !match('}')) { + throwUnexpected(lookahead); + } + } + + // Return true if provided expression is LeftHandSideExpression + + function isLeftHandSide(expr) { + return expr.type === Syntax.Identifier || expr.type === Syntax.MemberExpression; + } + + // 11.1.4 Array Initialiser + + function parseArrayInitialiser() { + var elements = [], startToken; + + startToken = lookahead; + expect('['); + + while (!match(']')) { + if (match(',')) { + lex(); + elements.push(null); + } else { + elements.push(parseAssignmentExpression()); + + if (!match(']')) { + expect(','); + } + } + } + + lex(); + + return delegate.markEnd(delegate.createArrayExpression(elements), startToken); + } + + // 11.1.5 Object Initialiser + + function parsePropertyFunction(param, first) { + var previousStrict, body, startToken; + + previousStrict = strict; + startToken = lookahead; + body = parseFunctionSourceElements(); + if (first && strict && isRestrictedWord(param[0].name)) { + throwErrorTolerant(first, Messages.StrictParamName); + } + strict = previousStrict; + return delegate.markEnd(delegate.createFunctionExpression(null, param, [], body), startToken); + } + + function parseObjectPropertyKey() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + // Note: This function is called only from parseObjectProperty(), where + // EOF and Punctuator tokens are already filtered out. + + if (token.type === Token.StringLiteral || token.type === Token.NumericLiteral) { + if (strict && token.octal) { + throwErrorTolerant(token, Messages.StrictOctalLiteral); + } + return delegate.markEnd(delegate.createLiteral(token), startToken); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseObjectProperty() { + var token, key, id, value, param, startToken; + + token = lookahead; + startToken = lookahead; + + if (token.type === Token.Identifier) { + + id = parseObjectPropertyKey(); + + // Property Assignment: Getter and Setter. + + if (token.value === 'get' && !match(':')) { + key = parseObjectPropertyKey(); + expect('('); + expect(')'); + value = parsePropertyFunction([]); + return delegate.markEnd(delegate.createProperty('get', key, value), startToken); + } + if (token.value === 'set' && !match(':')) { + key = parseObjectPropertyKey(); + expect('('); + token = lookahead; + if (token.type !== Token.Identifier) { + expect(')'); + throwErrorTolerant(token, Messages.UnexpectedToken, token.value); + value = parsePropertyFunction([]); + } else { + param = [ parseVariableIdentifier() ]; + expect(')'); + value = parsePropertyFunction(param, token); + } + return delegate.markEnd(delegate.createProperty('set', key, value), startToken); + } + expect(':'); + value = parseAssignmentExpression(); + return delegate.markEnd(delegate.createProperty('init', id, value), startToken); + } + if (token.type === Token.EOF || token.type === Token.Punctuator) { + throwUnexpected(token); + } else { + key = parseObjectPropertyKey(); + expect(':'); + value = parseAssignmentExpression(); + return delegate.markEnd(delegate.createProperty('init', key, value), startToken); + } + } + + function parseObjectInitialiser() { + var properties = [], property, name, key, kind, map = {}, toString = String, startToken; + + startToken = lookahead; + + expect('{'); + + while (!match('}')) { + property = parseObjectProperty(); + + if (property.key.type === Syntax.Identifier) { + name = property.key.name; + } else { + name = toString(property.key.value); + } + kind = (property.kind === 'init') ? PropertyKind.Data : (property.kind === 'get') ? PropertyKind.Get : PropertyKind.Set; + + key = '$' + name; + if (Object.prototype.hasOwnProperty.call(map, key)) { + if (map[key] === PropertyKind.Data) { + if (strict && kind === PropertyKind.Data) { + throwErrorTolerant({}, Messages.StrictDuplicateProperty); + } else if (kind !== PropertyKind.Data) { + throwErrorTolerant({}, Messages.AccessorDataProperty); + } + } else { + if (kind === PropertyKind.Data) { + throwErrorTolerant({}, Messages.AccessorDataProperty); + } else if (map[key] & kind) { + throwErrorTolerant({}, Messages.AccessorGetSet); + } + } + map[key] |= kind; + } else { + map[key] = kind; + } + + properties.push(property); + + if (!match('}')) { + expect(','); + } + } + + expect('}'); + + return delegate.markEnd(delegate.createObjectExpression(properties), startToken); + } + + // 11.1.6 The Grouping Operator + + function parseGroupExpression() { + var expr; + + expect('('); + + expr = parseExpression(); + + expect(')'); + + return expr; + } + + + // 11.1 Primary Expressions + + function parsePrimaryExpression() { + var type, token, expr, startToken; + + if (match('(')) { + return parseGroupExpression(); + } + + if (match('[')) { + return parseArrayInitialiser(); + } + + if (match('{')) { + return parseObjectInitialiser(); + } + + type = lookahead.type; + startToken = lookahead; + + if (type === Token.Identifier) { + expr = delegate.createIdentifier(lex().value); + } else if (type === Token.StringLiteral || type === Token.NumericLiteral) { + if (strict && lookahead.octal) { + throwErrorTolerant(lookahead, Messages.StrictOctalLiteral); + } + expr = delegate.createLiteral(lex()); + } else if (type === Token.Keyword) { + if (matchKeyword('function')) { + return parseFunctionExpression(); + } + if (matchKeyword('this')) { + lex(); + expr = delegate.createThisExpression(); + } else { + throwUnexpected(lex()); + } + } else if (type === Token.BooleanLiteral) { + token = lex(); + token.value = (token.value === 'true'); + expr = delegate.createLiteral(token); + } else if (type === Token.NullLiteral) { + token = lex(); + token.value = null; + expr = delegate.createLiteral(token); + } else if (match('/') || match('/=')) { + if (typeof extra.tokens !== 'undefined') { + expr = delegate.createLiteral(collectRegex()); + } else { + expr = delegate.createLiteral(scanRegExp()); + } + peek(); + } else { + throwUnexpected(lex()); + } + + return delegate.markEnd(expr, startToken); + } + + // 11.2 Left-Hand-Side Expressions + + function parseArguments() { + var args = []; + + expect('('); + + if (!match(')')) { + while (index < length) { + args.push(parseAssignmentExpression()); + if (match(')')) { + break; + } + expect(','); + } + } + + expect(')'); + + return args; + } + + function parseNonComputedProperty() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + if (!isIdentifierName(token)) { + throwUnexpected(token); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseNonComputedMember() { + expect('.'); + + return parseNonComputedProperty(); + } + + function parseComputedMember() { + var expr; + + expect('['); + + expr = parseExpression(); + + expect(']'); + + return expr; + } + + function parseNewExpression() { + var callee, args, startToken; + + startToken = lookahead; + expectKeyword('new'); + callee = parseLeftHandSideExpression(); + args = match('(') ? parseArguments() : []; + + return delegate.markEnd(delegate.createNewExpression(callee, args), startToken); + } + + function parseLeftHandSideExpressionAllowCall() { + var previousAllowIn, expr, args, property, startToken; + + startToken = lookahead; + + previousAllowIn = state.allowIn; + state.allowIn = true; + expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression(); + state.allowIn = previousAllowIn; + + for (;;) { + if (match('.')) { + property = parseNonComputedMember(); + expr = delegate.createMemberExpression('.', expr, property); + } else if (match('(')) { + args = parseArguments(); + expr = delegate.createCallExpression(expr, args); + } else if (match('[')) { + property = parseComputedMember(); + expr = delegate.createMemberExpression('[', expr, property); + } else { + break; + } + delegate.markEnd(expr, startToken); + } + + return expr; + } + + function parseLeftHandSideExpression() { + var previousAllowIn, expr, property, startToken; + + startToken = lookahead; + + previousAllowIn = state.allowIn; + expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression(); + state.allowIn = previousAllowIn; + + while (match('.') || match('[')) { + if (match('[')) { + property = parseComputedMember(); + expr = delegate.createMemberExpression('[', expr, property); + } else { + property = parseNonComputedMember(); + expr = delegate.createMemberExpression('.', expr, property); + } + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 11.3 Postfix Expressions + + function parsePostfixExpression() { + var expr, token, startToken = lookahead; + + expr = parseLeftHandSideExpressionAllowCall(); + + if (lookahead.type === Token.Punctuator) { + if ((match('++') || match('--')) && !peekLineTerminator()) { + // 11.3.1, 11.3.2 + if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) { + throwErrorTolerant({}, Messages.StrictLHSPostfix); + } + + if (!isLeftHandSide(expr)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + token = lex(); + expr = delegate.markEnd(delegate.createPostfixExpression(token.value, expr), startToken); + } + } + + return expr; + } + + // 11.4 Unary Operators + + function parseUnaryExpression() { + var token, expr, startToken; + + if (lookahead.type !== Token.Punctuator && lookahead.type !== Token.Keyword) { + expr = parsePostfixExpression(); + } else if (match('++') || match('--')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + // 11.4.4, 11.4.5 + if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) { + throwErrorTolerant({}, Messages.StrictLHSPrefix); + } + + if (!isLeftHandSide(expr)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + } else if (match('+') || match('-') || match('~') || match('!')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + } else if (matchKeyword('delete') || matchKeyword('void') || matchKeyword('typeof')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + if (strict && expr.operator === 'delete' && expr.argument.type === Syntax.Identifier) { + throwErrorTolerant({}, Messages.StrictDelete); + } + } else { + expr = parsePostfixExpression(); + } + + return expr; + } + + function binaryPrecedence(token, allowIn) { + var prec = 0; + + if (token.type !== Token.Punctuator && token.type !== Token.Keyword) { + return 0; + } + + switch (token.value) { + case '||': + prec = 1; + break; + + case '&&': + prec = 2; + break; + + case '|': + prec = 3; + break; + + case '^': + prec = 4; + break; + + case '&': + prec = 5; + break; + + case '==': + case '!=': + case '===': + case '!==': + prec = 6; + break; + + case '<': + case '>': + case '<=': + case '>=': + case 'instanceof': + prec = 7; + break; + + case 'in': + prec = allowIn ? 7 : 0; + break; + + case '<<': + case '>>': + case '>>>': + prec = 8; + break; + + case '+': + case '-': + prec = 9; + break; + + case '*': + case '/': + case '%': + prec = 11; + break; + + default: + break; + } + + return prec; + } + + // 11.5 Multiplicative Operators + // 11.6 Additive Operators + // 11.7 Bitwise Shift Operators + // 11.8 Relational Operators + // 11.9 Equality Operators + // 11.10 Binary Bitwise Operators + // 11.11 Binary Logical Operators + + function parseBinaryExpression() { + var marker, markers, expr, token, prec, stack, right, operator, left, i; + + marker = lookahead; + left = parseUnaryExpression(); + + token = lookahead; + prec = binaryPrecedence(token, state.allowIn); + if (prec === 0) { + return left; + } + token.prec = prec; + lex(); + + markers = [marker, lookahead]; + right = parseUnaryExpression(); + + stack = [left, token, right]; + + while ((prec = binaryPrecedence(lookahead, state.allowIn)) > 0) { + + // Reduce: make a binary expression from the three topmost entries. + while ((stack.length > 2) && (prec <= stack[stack.length - 2].prec)) { + right = stack.pop(); + operator = stack.pop().value; + left = stack.pop(); + expr = delegate.createBinaryExpression(operator, left, right); + markers.pop(); + marker = markers[markers.length - 1]; + delegate.markEnd(expr, marker); + stack.push(expr); + } + + // Shift. + token = lex(); + token.prec = prec; + stack.push(token); + markers.push(lookahead); + expr = parseUnaryExpression(); + stack.push(expr); + } + + // Final reduce to clean-up the stack. + i = stack.length - 1; + expr = stack[i]; + markers.pop(); + while (i > 1) { + expr = delegate.createBinaryExpression(stack[i - 1].value, stack[i - 2], expr); + i -= 2; + marker = markers.pop(); + delegate.markEnd(expr, marker); + } + + return expr; + } + + + // 11.12 Conditional Operator + + function parseConditionalExpression() { + var expr, previousAllowIn, consequent, alternate, startToken; + + startToken = lookahead; + + expr = parseBinaryExpression(); + + if (match('?')) { + lex(); + previousAllowIn = state.allowIn; + state.allowIn = true; + consequent = parseAssignmentExpression(); + state.allowIn = previousAllowIn; + expect(':'); + alternate = parseAssignmentExpression(); + + expr = delegate.createConditionalExpression(expr, consequent, alternate); + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 11.13 Assignment Operators + + function parseAssignmentExpression() { + var token, left, right, node, startToken; + + token = lookahead; + startToken = lookahead; + + node = left = parseConditionalExpression(); + + if (matchAssign()) { + // LeftHandSideExpression + if (!isLeftHandSide(left)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + // 11.13.1 + if (strict && left.type === Syntax.Identifier && isRestrictedWord(left.name)) { + throwErrorTolerant(token, Messages.StrictLHSAssignment); + } + + token = lex(); + right = parseAssignmentExpression(); + node = delegate.markEnd(delegate.createAssignmentExpression(token.value, left, right), startToken); + } + + return node; + } + + // 11.14 Comma Operator + + function parseExpression() { + var expr, startToken = lookahead; + + expr = parseAssignmentExpression(); + + if (match(',')) { + expr = delegate.createSequenceExpression([ expr ]); + + while (index < length) { + if (!match(',')) { + break; + } + lex(); + expr.expressions.push(parseAssignmentExpression()); + } + + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 12.1 Block + + function parseStatementList() { + var list = [], + statement; + + while (index < length) { + if (match('}')) { + break; + } + statement = parseSourceElement(); + if (typeof statement === 'undefined') { + break; + } + list.push(statement); + } + + return list; + } + + function parseBlock() { + var block, startToken; + + startToken = lookahead; + expect('{'); + + block = parseStatementList(); + + expect('}'); + + return delegate.markEnd(delegate.createBlockStatement(block), startToken); + } + + // 12.2 Variable Statement + + function parseVariableIdentifier() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + if (token.type !== Token.Identifier) { + throwUnexpected(token); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseVariableDeclaration(kind) { + var init = null, id, startToken; + + startToken = lookahead; + id = parseVariableIdentifier(); + + // 12.2.1 + if (strict && isRestrictedWord(id.name)) { + throwErrorTolerant({}, Messages.StrictVarName); + } + + if (kind === 'const') { + expect('='); + init = parseAssignmentExpression(); + } else if (match('=')) { + lex(); + init = parseAssignmentExpression(); + } + + return delegate.markEnd(delegate.createVariableDeclarator(id, init), startToken); + } + + function parseVariableDeclarationList(kind) { + var list = []; + + do { + list.push(parseVariableDeclaration(kind)); + if (!match(',')) { + break; + } + lex(); + } while (index < length); + + return list; + } + + function parseVariableStatement() { + var declarations; + + expectKeyword('var'); + + declarations = parseVariableDeclarationList(); + + consumeSemicolon(); + + return delegate.createVariableDeclaration(declarations, 'var'); + } + + // kind may be `const` or `let` + // Both are experimental and not in the specification yet. + // see http://wiki.ecmascript.org/doku.php?id=harmony:const + // and http://wiki.ecmascript.org/doku.php?id=harmony:let + function parseConstLetDeclaration(kind) { + var declarations, startToken; + + startToken = lookahead; + + expectKeyword(kind); + + declarations = parseVariableDeclarationList(kind); + + consumeSemicolon(); + + return delegate.markEnd(delegate.createVariableDeclaration(declarations, kind), startToken); + } + + // 12.3 Empty Statement + + function parseEmptyStatement() { + expect(';'); + return delegate.createEmptyStatement(); + } + + // 12.4 Expression Statement + + function parseExpressionStatement() { + var expr = parseExpression(); + consumeSemicolon(); + return delegate.createExpressionStatement(expr); + } + + // 12.5 If statement + + function parseIfStatement() { + var test, consequent, alternate; + + expectKeyword('if'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + consequent = parseStatement(); + + if (matchKeyword('else')) { + lex(); + alternate = parseStatement(); + } else { + alternate = null; + } + + return delegate.createIfStatement(test, consequent, alternate); + } + + // 12.6 Iteration Statements + + function parseDoWhileStatement() { + var body, test, oldInIteration; + + expectKeyword('do'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + expectKeyword('while'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + if (match(';')) { + lex(); + } + + return delegate.createDoWhileStatement(body, test); + } + + function parseWhileStatement() { + var test, body, oldInIteration; + + expectKeyword('while'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + return delegate.createWhileStatement(test, body); + } + + function parseForVariableDeclaration() { + var token, declarations, startToken; + + startToken = lookahead; + token = lex(); + declarations = parseVariableDeclarationList(); + + return delegate.markEnd(delegate.createVariableDeclaration(declarations, token.value), startToken); + } + + function parseForStatement() { + var init, test, update, left, right, body, oldInIteration; + + init = test = update = null; + + expectKeyword('for'); + + expect('('); + + if (match(';')) { + lex(); + } else { + if (matchKeyword('var') || matchKeyword('let')) { + state.allowIn = false; + init = parseForVariableDeclaration(); + state.allowIn = true; + + if (init.declarations.length === 1 && matchKeyword('in')) { + lex(); + left = init; + right = parseExpression(); + init = null; + } + } else { + state.allowIn = false; + init = parseExpression(); + state.allowIn = true; + + if (matchKeyword('in')) { + // LeftHandSideExpression + if (!isLeftHandSide(init)) { + throwErrorTolerant({}, Messages.InvalidLHSInForIn); + } + + lex(); + left = init; + right = parseExpression(); + init = null; + } + } + + if (typeof left === 'undefined') { + expect(';'); + } + } + + if (typeof left === 'undefined') { + + if (!match(';')) { + test = parseExpression(); + } + expect(';'); + + if (!match(')')) { + update = parseExpression(); + } + } + + expect(')'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + return (typeof left === 'undefined') ? + delegate.createForStatement(init, test, update, body) : + delegate.createForInStatement(left, right, body); + } + + // 12.7 The continue statement + + function parseContinueStatement() { + var label = null, key; + + expectKeyword('continue'); + + // Optimize the most common form: 'continue;'. + if (source.charCodeAt(index) === 0x3B) { + lex(); + + if (!state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(null); + } + + if (peekLineTerminator()) { + if (!state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(null); + } + + if (lookahead.type === Token.Identifier) { + label = parseVariableIdentifier(); + + key = '$' + label.name; + if (!Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.UnknownLabel, label.name); + } + } + + consumeSemicolon(); + + if (label === null && !state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(label); + } + + // 12.8 The break statement + + function parseBreakStatement() { + var label = null, key; + + expectKeyword('break'); + + // Catch the very common case first: immediately a semicolon (U+003B). + if (source.charCodeAt(index) === 0x3B) { + lex(); + + if (!(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(null); + } + + if (peekLineTerminator()) { + if (!(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(null); + } + + if (lookahead.type === Token.Identifier) { + label = parseVariableIdentifier(); + + key = '$' + label.name; + if (!Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.UnknownLabel, label.name); + } + } + + consumeSemicolon(); + + if (label === null && !(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(label); + } + + // 12.9 The return statement + + function parseReturnStatement() { + var argument = null; + + expectKeyword('return'); + + if (!state.inFunctionBody) { + throwErrorTolerant({}, Messages.IllegalReturn); + } + + // 'return' followed by a space and an identifier is very common. + if (source.charCodeAt(index) === 0x20) { + if (isIdentifierStart(source.charCodeAt(index + 1))) { + argument = parseExpression(); + consumeSemicolon(); + return delegate.createReturnStatement(argument); + } + } + + if (peekLineTerminator()) { + return delegate.createReturnStatement(null); + } + + if (!match(';')) { + if (!match('}') && lookahead.type !== Token.EOF) { + argument = parseExpression(); + } + } + + consumeSemicolon(); + + return delegate.createReturnStatement(argument); + } + + // 12.10 The with statement + + function parseWithStatement() { + var object, body; + + if (strict) { + // TODO(ikarienator): Should we update the test cases instead? + skipComment(); + throwErrorTolerant({}, Messages.StrictModeWith); + } + + expectKeyword('with'); + + expect('('); + + object = parseExpression(); + + expect(')'); + + body = parseStatement(); + + return delegate.createWithStatement(object, body); + } + + // 12.10 The swith statement + + function parseSwitchCase() { + var test, consequent = [], statement, startToken; + + startToken = lookahead; + if (matchKeyword('default')) { + lex(); + test = null; + } else { + expectKeyword('case'); + test = parseExpression(); + } + expect(':'); + + while (index < length) { + if (match('}') || matchKeyword('default') || matchKeyword('case')) { + break; + } + statement = parseStatement(); + consequent.push(statement); + } + + return delegate.markEnd(delegate.createSwitchCase(test, consequent), startToken); + } + + function parseSwitchStatement() { + var discriminant, cases, clause, oldInSwitch, defaultFound; + + expectKeyword('switch'); + + expect('('); + + discriminant = parseExpression(); + + expect(')'); + + expect('{'); + + cases = []; + + if (match('}')) { + lex(); + return delegate.createSwitchStatement(discriminant, cases); + } + + oldInSwitch = state.inSwitch; + state.inSwitch = true; + defaultFound = false; + + while (index < length) { + if (match('}')) { + break; + } + clause = parseSwitchCase(); + if (clause.test === null) { + if (defaultFound) { + throwError({}, Messages.MultipleDefaultsInSwitch); + } + defaultFound = true; + } + cases.push(clause); + } + + state.inSwitch = oldInSwitch; + + expect('}'); + + return delegate.createSwitchStatement(discriminant, cases); + } + + // 12.13 The throw statement + + function parseThrowStatement() { + var argument; + + expectKeyword('throw'); + + if (peekLineTerminator()) { + throwError({}, Messages.NewlineAfterThrow); + } + + argument = parseExpression(); + + consumeSemicolon(); + + return delegate.createThrowStatement(argument); + } + + // 12.14 The try statement + + function parseCatchClause() { + var param, body, startToken; + + startToken = lookahead; + expectKeyword('catch'); + + expect('('); + if (match(')')) { + throwUnexpected(lookahead); + } + + param = parseVariableIdentifier(); + // 12.14.1 + if (strict && isRestrictedWord(param.name)) { + throwErrorTolerant({}, Messages.StrictCatchVariable); + } + + expect(')'); + body = parseBlock(); + return delegate.markEnd(delegate.createCatchClause(param, body), startToken); + } + + function parseTryStatement() { + var block, handlers = [], finalizer = null; + + expectKeyword('try'); + + block = parseBlock(); + + if (matchKeyword('catch')) { + handlers.push(parseCatchClause()); + } + + if (matchKeyword('finally')) { + lex(); + finalizer = parseBlock(); + } + + if (handlers.length === 0 && !finalizer) { + throwError({}, Messages.NoCatchOrFinally); + } + + return delegate.createTryStatement(block, [], handlers, finalizer); + } + + // 12.15 The debugger statement + + function parseDebuggerStatement() { + expectKeyword('debugger'); + + consumeSemicolon(); + + return delegate.createDebuggerStatement(); + } + + // 12 Statements + + function parseStatement() { + var type = lookahead.type, + expr, + labeledBody, + key, + startToken; + + if (type === Token.EOF) { + throwUnexpected(lookahead); + } + + if (type === Token.Punctuator && lookahead.value === '{') { + return parseBlock(); + } + + startToken = lookahead; + + if (type === Token.Punctuator) { + switch (lookahead.value) { + case ';': + return delegate.markEnd(parseEmptyStatement(), startToken); + case '(': + return delegate.markEnd(parseExpressionStatement(), startToken); + default: + break; + } + } + + if (type === Token.Keyword) { + switch (lookahead.value) { + case 'break': + return delegate.markEnd(parseBreakStatement(), startToken); + case 'continue': + return delegate.markEnd(parseContinueStatement(), startToken); + case 'debugger': + return delegate.markEnd(parseDebuggerStatement(), startToken); + case 'do': + return delegate.markEnd(parseDoWhileStatement(), startToken); + case 'for': + return delegate.markEnd(parseForStatement(), startToken); + case 'function': + return delegate.markEnd(parseFunctionDeclaration(), startToken); + case 'if': + return delegate.markEnd(parseIfStatement(), startToken); + case 'return': + return delegate.markEnd(parseReturnStatement(), startToken); + case 'switch': + return delegate.markEnd(parseSwitchStatement(), startToken); + case 'throw': + return delegate.markEnd(parseThrowStatement(), startToken); + case 'try': + return delegate.markEnd(parseTryStatement(), startToken); + case 'var': + return delegate.markEnd(parseVariableStatement(), startToken); + case 'while': + return delegate.markEnd(parseWhileStatement(), startToken); + case 'with': + return delegate.markEnd(parseWithStatement(), startToken); + default: + break; + } + } + + expr = parseExpression(); + + // 12.12 Labelled Statements + if ((expr.type === Syntax.Identifier) && match(':')) { + lex(); + + key = '$' + expr.name; + if (Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.Redeclaration, 'Label', expr.name); + } + + state.labelSet[key] = true; + labeledBody = parseStatement(); + delete state.labelSet[key]; + return delegate.markEnd(delegate.createLabeledStatement(expr, labeledBody), startToken); + } + + consumeSemicolon(); + + return delegate.markEnd(delegate.createExpressionStatement(expr), startToken); + } + + // 13 Function Definition + + function parseFunctionSourceElements() { + var sourceElement, sourceElements = [], token, directive, firstRestricted, + oldLabelSet, oldInIteration, oldInSwitch, oldInFunctionBody, startToken; + + startToken = lookahead; + expect('{'); + + while (index < length) { + if (lookahead.type !== Token.StringLiteral) { + break; + } + token = lookahead; + + sourceElement = parseSourceElement(); + sourceElements.push(sourceElement); + if (sourceElement.expression.type !== Syntax.Literal) { + // this is not directive + break; + } + directive = source.slice(token.start + 1, token.end - 1); + if (directive === 'use strict') { + strict = true; + if (firstRestricted) { + throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral); + } + } else { + if (!firstRestricted && token.octal) { + firstRestricted = token; + } + } + } + + oldLabelSet = state.labelSet; + oldInIteration = state.inIteration; + oldInSwitch = state.inSwitch; + oldInFunctionBody = state.inFunctionBody; + + state.labelSet = {}; + state.inIteration = false; + state.inSwitch = false; + state.inFunctionBody = true; + + while (index < length) { + if (match('}')) { + break; + } + sourceElement = parseSourceElement(); + if (typeof sourceElement === 'undefined') { + break; + } + sourceElements.push(sourceElement); + } + + expect('}'); + + state.labelSet = oldLabelSet; + state.inIteration = oldInIteration; + state.inSwitch = oldInSwitch; + state.inFunctionBody = oldInFunctionBody; + + return delegate.markEnd(delegate.createBlockStatement(sourceElements), startToken); + } + + function parseParams(firstRestricted) { + var param, params = [], token, stricted, paramSet, key, message; + expect('('); + + if (!match(')')) { + paramSet = {}; + while (index < length) { + token = lookahead; + param = parseVariableIdentifier(); + key = '$' + token.value; + if (strict) { + if (isRestrictedWord(token.value)) { + stricted = token; + message = Messages.StrictParamName; + } + if (Object.prototype.hasOwnProperty.call(paramSet, key)) { + stricted = token; + message = Messages.StrictParamDupe; + } + } else if (!firstRestricted) { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictParamName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } else if (Object.prototype.hasOwnProperty.call(paramSet, key)) { + firstRestricted = token; + message = Messages.StrictParamDupe; + } + } + params.push(param); + paramSet[key] = true; + if (match(')')) { + break; + } + expect(','); + } + } + + expect(')'); + + return { + params: params, + stricted: stricted, + firstRestricted: firstRestricted, + message: message + }; + } + + function parseFunctionDeclaration() { + var id, params = [], body, token, stricted, tmp, firstRestricted, message, previousStrict, startToken; + + startToken = lookahead; + + expectKeyword('function'); + token = lookahead; + id = parseVariableIdentifier(); + if (strict) { + if (isRestrictedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictFunctionName); + } + } else { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictFunctionName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } + } + + tmp = parseParams(firstRestricted); + params = tmp.params; + stricted = tmp.stricted; + firstRestricted = tmp.firstRestricted; + if (tmp.message) { + message = tmp.message; + } + + previousStrict = strict; + body = parseFunctionSourceElements(); + if (strict && firstRestricted) { + throwError(firstRestricted, message); + } + if (strict && stricted) { + throwErrorTolerant(stricted, message); + } + strict = previousStrict; + + return delegate.markEnd(delegate.createFunctionDeclaration(id, params, [], body), startToken); + } + + function parseFunctionExpression() { + var token, id = null, stricted, firstRestricted, message, tmp, params = [], body, previousStrict, startToken; + + startToken = lookahead; + expectKeyword('function'); + + if (!match('(')) { + token = lookahead; + id = parseVariableIdentifier(); + if (strict) { + if (isRestrictedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictFunctionName); + } + } else { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictFunctionName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } + } + } + + tmp = parseParams(firstRestricted); + params = tmp.params; + stricted = tmp.stricted; + firstRestricted = tmp.firstRestricted; + if (tmp.message) { + message = tmp.message; + } + + previousStrict = strict; + body = parseFunctionSourceElements(); + if (strict && firstRestricted) { + throwError(firstRestricted, message); + } + if (strict && stricted) { + throwErrorTolerant(stricted, message); + } + strict = previousStrict; + + return delegate.markEnd(delegate.createFunctionExpression(id, params, [], body), startToken); + } + + // 14 Program + + function parseSourceElement() { + if (lookahead.type === Token.Keyword) { + switch (lookahead.value) { + case 'const': + case 'let': + return parseConstLetDeclaration(lookahead.value); + case 'function': + return parseFunctionDeclaration(); + default: + return parseStatement(); + } + } + + if (lookahead.type !== Token.EOF) { + return parseStatement(); + } + } + + function parseSourceElements() { + var sourceElement, sourceElements = [], token, directive, firstRestricted; + + while (index < length) { + token = lookahead; + if (token.type !== Token.StringLiteral) { + break; + } + + sourceElement = parseSourceElement(); + sourceElements.push(sourceElement); + if (sourceElement.expression.type !== Syntax.Literal) { + // this is not directive + break; + } + directive = source.slice(token.start + 1, token.end - 1); + if (directive === 'use strict') { + strict = true; + if (firstRestricted) { + throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral); + } + } else { + if (!firstRestricted && token.octal) { + firstRestricted = token; + } + } + } + + while (index < length) { + sourceElement = parseSourceElement(); + /* istanbul ignore if */ + if (typeof sourceElement === 'undefined') { + break; + } + sourceElements.push(sourceElement); + } + return sourceElements; + } + + function parseProgram() { + var body, startToken; + + skipComment(); + peek(); + startToken = lookahead; + strict = false; + + body = parseSourceElements(); + return delegate.markEnd(delegate.createProgram(body), startToken); + } + + function filterTokenLocation() { + var i, entry, token, tokens = []; + + for (i = 0; i < extra.tokens.length; ++i) { + entry = extra.tokens[i]; + token = { + type: entry.type, + value: entry.value + }; + if (extra.range) { + token.range = entry.range; + } + if (extra.loc) { + token.loc = entry.loc; + } + tokens.push(token); + } + + extra.tokens = tokens; + } + + function tokenize(code, options) { + var toString, + token, + tokens; + + toString = String; + if (typeof code !== 'string' && !(code instanceof String)) { + code = toString(code); + } + + delegate = SyntaxTreeDelegate; + source = code; + index = 0; + lineNumber = (source.length > 0) ? 1 : 0; + lineStart = 0; + length = source.length; + lookahead = null; + state = { + allowIn: true, + labelSet: {}, + inFunctionBody: false, + inIteration: false, + inSwitch: false, + lastCommentStart: -1 + }; + + extra = {}; + + // Options matching. + options = options || {}; + + // Of course we collect tokens here. + options.tokens = true; + extra.tokens = []; + extra.tokenize = true; + // The following two fields are necessary to compute the Regex tokens. + extra.openParenToken = -1; + extra.openCurlyToken = -1; + + extra.range = (typeof options.range === 'boolean') && options.range; + extra.loc = (typeof options.loc === 'boolean') && options.loc; + + if (typeof options.comment === 'boolean' && options.comment) { + extra.comments = []; + } + if (typeof options.tolerant === 'boolean' && options.tolerant) { + extra.errors = []; + } + + try { + peek(); + if (lookahead.type === Token.EOF) { + return extra.tokens; + } + + token = lex(); + while (lookahead.type !== Token.EOF) { + try { + token = lex(); + } catch (lexError) { + token = lookahead; + if (extra.errors) { + extra.errors.push(lexError); + // We have to break on the first error + // to avoid infinite loops. + break; + } else { + throw lexError; + } + } + } + + filterTokenLocation(); + tokens = extra.tokens; + if (typeof extra.comments !== 'undefined') { + tokens.comments = extra.comments; + } + if (typeof extra.errors !== 'undefined') { + tokens.errors = extra.errors; + } + } catch (e) { + throw e; + } finally { + extra = {}; + } + return tokens; + } + + function parse(code, options) { + var program, toString; + + toString = String; + if (typeof code !== 'string' && !(code instanceof String)) { + code = toString(code); + } + + delegate = SyntaxTreeDelegate; + source = code; + index = 0; + lineNumber = (source.length > 0) ? 1 : 0; + lineStart = 0; + length = source.length; + lookahead = null; + state = { + allowIn: true, + labelSet: {}, + inFunctionBody: false, + inIteration: false, + inSwitch: false, + lastCommentStart: -1 + }; + + extra = {}; + if (typeof options !== 'undefined') { + extra.range = (typeof options.range === 'boolean') && options.range; + extra.loc = (typeof options.loc === 'boolean') && options.loc; + extra.attachComment = (typeof options.attachComment === 'boolean') && options.attachComment; + + if (extra.loc && options.source !== null && options.source !== undefined) { + extra.source = toString(options.source); + } + + if (typeof options.tokens === 'boolean' && options.tokens) { + extra.tokens = []; + } + if (typeof options.comment === 'boolean' && options.comment) { + extra.comments = []; + } + if (typeof options.tolerant === 'boolean' && options.tolerant) { + extra.errors = []; + } + if (extra.attachComment) { + extra.range = true; + extra.comments = []; + extra.bottomRightStack = []; + extra.trailingComments = []; + extra.leadingComments = []; + } + } + + try { + program = parseProgram(); + if (typeof extra.comments !== 'undefined') { + program.comments = extra.comments; + } + if (typeof extra.tokens !== 'undefined') { + filterTokenLocation(); + program.tokens = extra.tokens; + } + if (typeof extra.errors !== 'undefined') { + program.errors = extra.errors; + } + } catch (e) { + throw e; + } finally { + extra = {}; + } + + return program; + } + + // Sync with *.json manifests. + exports.version = '1.2.2'; + + exports.tokenize = tokenize; + + exports.parse = parse; + + // Deep copy. + /* istanbul ignore next */ + exports.Syntax = (function () { + var name, types = {}; + + if (typeof Object.create === 'function') { + types = Object.create(null); + } + + for (name in Syntax) { + if (Syntax.hasOwnProperty(name)) { + types[name] = Syntax[name]; + } + } + + if (typeof Object.freeze === 'function') { + Object.freeze(types); + } + + return types; + }()); + +})); +/* vim: set sw=4 ts=4 et tw=80 : */ + +})(null); +/*! + * falafel (c) James Halliday / MIT License + * https://github.com/substack/node-falafel + */ + +(function(require,module){ +var parse = require('esprima').parse; +var objectKeys = Object.keys || function (obj) { + var keys = []; + for (var key in obj) keys.push(key); + return keys; +}; +var forEach = function (xs, fn) { + if (xs.forEach) return xs.forEach(fn); + for (var i = 0; i < xs.length; i++) { + fn.call(xs, xs[i], i, xs); + } +}; + +var isArray = Array.isArray || function (xs) { + return Object.prototype.toString.call(xs) === '[object Array]'; +}; + +module.exports = function (src, opts, fn) { + if (typeof opts === 'function') { + fn = opts; + opts = {}; + } + if (typeof src === 'object') { + opts = src; + src = opts.source; + delete opts.source; + } + src = src === undefined ? opts.source : src; + opts.range = true; + if (typeof src !== 'string') src = String(src); + + var ast = parse(src, opts); + + var result = { + chunks : src.split(''), + toString : function () { return result.chunks.join('') }, + inspect : function () { return result.toString() } + }; + var index = 0; + + (function walk (node, parent) { + insertHelpers(node, parent, result.chunks); + + forEach(objectKeys(node), function (key) { + if (key === 'parent') return; + + var child = node[key]; + if (isArray(child)) { + forEach(child, function (c) { + if (c && typeof c.type === 'string') { + walk(c, node); + } + }); + } + else if (child && typeof child.type === 'string') { + insertHelpers(child, node, result.chunks); + walk(child, node); + } + }); + fn(node); + })(ast, undefined); + + return result; +}; + +function insertHelpers (node, parent, chunks) { + if (!node.range) return; + + node.parent = parent; + + node.source = function () { + return chunks.slice( + node.range[0], node.range[1] + ).join(''); + }; + + if (node.update && typeof node.update === 'object') { + var prev = node.update; + forEach(objectKeys(prev), function (key) { + update[key] = prev[key]; + }); + node.update = update; + } + else { + node.update = update; + } + + function update (s) { + chunks[node.range[0]] = s; + for (var i = node.range[0] + 1; i < node.range[1]; i++) { + chunks[i] = ''; + } + }; +} + +window.falafel = module.exports;})(function(){return {parse: esprima.parse};},{exports: {}}); +var inBrowser = typeof window !== 'undefined' && this === window; +var parseAndModify = (inBrowser ? window.falafel : require("falafel")); + +(inBrowser ? window : exports).blanket = (function(){ + var linesToAddTracking = [ + "ExpressionStatement", + "BreakStatement" , + "ContinueStatement" , + "VariableDeclaration", + "ReturnStatement" , + "ThrowStatement" , + "TryStatement" , + "FunctionDeclaration" , + "IfStatement" , + "WhileStatement" , + "DoWhileStatement" , + "ForStatement" , + "ForInStatement" , + "SwitchStatement" , + "WithStatement" + ], + linesToAddBrackets = [ + "IfStatement" , + "WhileStatement" , + "DoWhileStatement" , + "ForStatement" , + "ForInStatement" , + "WithStatement" + ], + __blanket, + copynumber = Math.floor(Math.random()*1000), + coverageInfo = {},options = { + reporter: null, + adapter:null, + filter: null, + customVariable: null, + loader: null, + ignoreScriptError: false, + existingRequireJS:false, + autoStart: false, + timeout: 180, + ignoreCors: false, + branchTracking: false, + sourceURL: false, + debug:false, + engineOnly:false, + testReadyCallback:null, + commonJS:false, + instrumentCache:false, + modulePattern: null + }; + + if (inBrowser && typeof window.blanket !== 'undefined'){ + __blanket = window.blanket.noConflict(); + } + + _blanket = { + noConflict: function(){ + if (__blanket){ + return __blanket; + } + return _blanket; + }, + _getCopyNumber: function(){ + //internal method + //for differentiating between instances + return copynumber; + }, + extend: function(obj) { + //borrowed from underscore + _blanket._extend(_blanket,obj); + }, + _extend: function(dest,source){ + if (source) { + for (var prop in source) { + if ( dest[prop] instanceof Object && typeof dest[prop] !== "function"){ + _blanket._extend(dest[prop],source[prop]); + }else{ + dest[prop] = source[prop]; + } + } + } + }, + getCovVar: function(){ + var opt = _blanket.options("customVariable"); + if (opt){ + if (_blanket.options("debug")) {console.log("BLANKET-Using custom tracking variable:",opt);} + return inBrowser ? "window."+opt : opt; + } + return inBrowser ? "window._$blanket" : "_$jscoverage"; + }, + options: function(key,value){ + if (typeof key !== "string"){ + _blanket._extend(options,key); + }else if (typeof value === 'undefined'){ + return options[key]; + }else{ + options[key]=value; + } + }, + instrument: function(config, next){ + //check instrumented hash table, + //return instrumented code if available. + var inFile = config.inputFile, + inFileName = config.inputFileName; + //check instrument cache + if (_blanket.options("instrumentCache") && sessionStorage && sessionStorage.getItem("blanket_instrument_store-"+inFileName)){ + if (_blanket.options("debug")) {console.log("BLANKET-Reading instrumentation from cache: ",inFileName);} + next(sessionStorage.getItem("blanket_instrument_store-"+inFileName)); + }else{ + var sourceArray = _blanket._prepareSource(inFile); + _blanket._trackingArraySetup=[]; + //remove shebang + inFile = inFile.replace(/^\#\!.*/, ""); + var instrumented = parseAndModify(inFile,{loc:true,comment:true}, _blanket._addTracking(inFileName)); + instrumented = _blanket._trackingSetup(inFileName,sourceArray)+instrumented; + if (_blanket.options("sourceURL")){ + instrumented += "\n//@ sourceURL="+inFileName.replace("http://",""); + } + if (_blanket.options("debug")) {console.log("BLANKET-Instrumented file: ",inFileName);} + if (_blanket.options("instrumentCache") && sessionStorage){ + if (_blanket.options("debug")) {console.log("BLANKET-Saving instrumentation to cache: ",inFileName);} + sessionStorage.setItem("blanket_instrument_store-"+inFileName,instrumented); + } + next(instrumented); + } + }, + _trackingArraySetup: [], + _branchingArraySetup: [], + _prepareSource: function(source){ + return source.replace(/\\/g,"\\\\").replace(/'/g,"\\'").replace(/(\r\n|\n|\r)/gm,"\n").split('\n'); + }, + _trackingSetup: function(filename,sourceArray){ + var branches = _blanket.options("branchTracking"); + var sourceString = sourceArray.join("',\n'"); + var intro = ""; + var covVar = _blanket.getCovVar(); + + intro += "if (typeof "+covVar+" === 'undefined') "+covVar+" = {};\n"; + if (branches){ + intro += "var _$branchFcn=function(f,l,c,r){ "; + intro += "if (!!r) { "; + intro += covVar+"[f].branchData[l][c][0] = "+covVar+"[f].branchData[l][c][0] || [];"; + intro += covVar+"[f].branchData[l][c][0].push(r); }"; + intro += "else { "; + intro += covVar+"[f].branchData[l][c][1] = "+covVar+"[f].branchData[l][c][1] || [];"; + intro += covVar+"[f].branchData[l][c][1].push(r); }"; + intro += "return r;};\n"; + } + intro += "if (typeof "+covVar+"['"+filename+"'] === 'undefined'){"; + + intro += covVar+"['"+filename+"']=[];\n"; + if (branches){ + intro += covVar+"['"+filename+"'].branchData=[];\n"; + } + intro += covVar+"['"+filename+"'].source=['"+sourceString+"'];\n"; + //initialize array values + _blanket._trackingArraySetup.sort(function(a,b){ + return parseInt(a,10) > parseInt(b,10); + }).forEach(function(item){ + intro += covVar+"['"+filename+"']["+item+"]=0;\n"; + }); + if (branches){ + _blanket._branchingArraySetup.sort(function(a,b){ + return a.line > b.line; + }).sort(function(a,b){ + return a.column > b.column; + }).forEach(function(item){ + if (item.file === filename){ + intro += "if (typeof "+ covVar+"['"+filename+"'].branchData["+item.line+"] === 'undefined'){\n"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]=[];\n"; + intro += "}"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]["+item.column+"] = [];\n"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]["+item.column+"].consequent = "+JSON.stringify(item.consequent)+";\n"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]["+item.column+"].alternate = "+JSON.stringify(item.alternate)+";\n"; + } + }); + } + intro += "}"; + + return intro; + }, + _blockifyIf: function(node){ + if (linesToAddBrackets.indexOf(node.type) > -1){ + var bracketsExistObject = node.consequent || node.body; + var bracketsExistAlt = node.alternate; + if( bracketsExistAlt && bracketsExistAlt.type !== "BlockStatement") { + bracketsExistAlt.update("{\n"+bracketsExistAlt.source()+"}\n"); + } + if( bracketsExistObject && bracketsExistObject.type !== "BlockStatement") { + bracketsExistObject.update("{\n"+bracketsExistObject.source()+"}\n"); + } + } + }, + _trackBranch: function(node,filename){ + //recursive on consequent and alternative + var line = node.loc.start.line; + var col = node.loc.start.column; + + _blanket._branchingArraySetup.push({ + line: line, + column: col, + file:filename, + consequent: node.consequent.loc, + alternate: node.alternate.loc + }); + + var updated = "_$branchFcn"+ + "('"+filename+"',"+line+","+col+","+node.test.source()+ + ")?"+node.consequent.source()+":"+node.alternate.source(); + node.update(updated); + }, + _addTracking: function (filename) { + //falafel doesn't take a file name + //so we include the filename in a closure + //and return the function to falafel + var covVar = _blanket.getCovVar(); + + return function(node){ + _blanket._blockifyIf(node); + + if (linesToAddTracking.indexOf(node.type) > -1 && node.parent.type !== "LabeledStatement") { + _blanket._checkDefs(node,filename); + if (node.type === "VariableDeclaration" && + (node.parent.type === "ForStatement" || node.parent.type === "ForInStatement")){ + return; + } + if (node.loc && node.loc.start){ + node.update(covVar+"['"+filename+"']["+node.loc.start.line+"]++;\n"+node.source()); + _blanket._trackingArraySetup.push(node.loc.start.line); + }else{ + //I don't think we can handle a node with no location + throw new Error("The instrumenter encountered a node with no location: "+Object.keys(node)); + } + }else if (_blanket.options("branchTracking") && node.type === "ConditionalExpression"){ + _blanket._trackBranch(node,filename); + } + }; + }, + _checkDefs: function(node,filename){ + // Make sure developers don't redefine window. if they do, inform them it is wrong. + if (inBrowser){ + if (node.type === "VariableDeclaration" && node.declarations) { + node.declarations.forEach(function(declaration) { + if (declaration.id.name === "window") { + throw new Error("Instrumentation error, you cannot redefine the 'window' variable in " + filename + ":" + node.loc.start.line); + } + }); + } + if (node.type === "FunctionDeclaration" && node.params) { + node.params.forEach(function(param) { + if (param.name === "window") { + throw new Error("Instrumentation error, you cannot redefine the 'window' variable in " + filename + ":" + node.loc.start.line); + } + }); + } + //Make sure developers don't redefine the coverage variable + if (node.type === "ExpressionStatement" && + node.expression && node.expression.left && + node.expression.left.object && node.expression.left.property && + node.expression.left.object.name + + "." + node.expression.left.property.name === _blanket.getCovVar()) { + throw new Error("Instrumentation error, you cannot redefine the coverage variable in " + filename + ":" + node.loc.start.line); + } + }else{ + //Make sure developers don't redefine the coverage variable in node + if (node.type === "ExpressionStatement" && + node.expression && node.expression.left && + !node.expression.left.object && !node.expression.left.property && + node.expression.left.name === _blanket.getCovVar()) { + throw new Error("Instrumentation error, you cannot redefine the coverage variable in " + filename + ":" + node.loc.start.line); + } + } + }, + setupCoverage: function(){ + coverageInfo.instrumentation = "blanket"; + coverageInfo.stats = { + "suites": 0, + "tests": 0, + "passes": 0, + "pending": 0, + "failures": 0, + "start": new Date() + }; + }, + _checkIfSetup: function(){ + if (!coverageInfo.stats){ + throw new Error("You must call blanket.setupCoverage() first."); + } + }, + onTestStart: function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Test event started");} + this._checkIfSetup(); + coverageInfo.stats.tests++; + coverageInfo.stats.pending++; + }, + onTestDone: function(total,passed){ + this._checkIfSetup(); + if(passed === total){ + coverageInfo.stats.passes++; + }else{ + coverageInfo.stats.failures++; + } + coverageInfo.stats.pending--; + }, + onModuleStart: function(){ + this._checkIfSetup(); + coverageInfo.stats.suites++; + }, + onTestsDone: function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Test event done");} + this._checkIfSetup(); + coverageInfo.stats.end = new Date(); + + if (inBrowser){ + this.report(coverageInfo); + }else{ + if (!_blanket.options("branchTracking")){ + delete (inBrowser ? window : global)[_blanket.getCovVar()].branchFcn; + } + this.options("reporter").call(this,coverageInfo); + } + } + }; + return _blanket; +})(); + +(function(_blanket){ + var oldOptions = _blanket.options; +_blanket.extend({ + outstandingRequireFiles:[], + options: function(key,value){ + var newVal={}; + + if (typeof key !== "string"){ + //key is key/value map + oldOptions(key); + newVal = key; + }else if (typeof value === 'undefined'){ + //accessor + return oldOptions(key); + }else{ + //setter + oldOptions(key,value); + newVal[key] = value; + } + + if (newVal.adapter){ + _blanket._loadFile(newVal.adapter); + } + if (newVal.loader){ + _blanket._loadFile(newVal.loader); + } + }, + requiringFile: function(filename,done){ + if (typeof filename === "undefined"){ + _blanket.outstandingRequireFiles=[]; + }else if (typeof done === "undefined"){ + _blanket.outstandingRequireFiles.push(filename); + }else{ + _blanket.outstandingRequireFiles.splice(_blanket.outstandingRequireFiles.indexOf(filename),1); + } + }, + requireFilesLoaded: function(){ + return _blanket.outstandingRequireFiles.length === 0; + }, + showManualLoader: function(){ + if (document.getElementById("blanketLoaderDialog")){ + return; + } + //copied from http://blog.avtex.com/2012/01/26/cross-browser-css-only-modal-box/ + var loader = "
"; + loader += " 
"; + loader += "
"; + loader += "
"; + loader += "Error: Blanket.js encountered a cross origin request error while instrumenting the source files. "; + loader += "

This is likely caused by the source files being referenced locally (using the file:// protocol). "; + loader += "

Some solutions include starting Chrome with special flags, running a server locally, or using a browser without these CORS restrictions (Safari)."; + loader += "
"; + if (typeof FileReader !== "undefined"){ + loader += "
Or, try the experimental loader. When prompted, simply click on the directory containing all the source files you want covered."; + loader += "Start Loader"; + loader += ""; + } + loader += "
Close"; + loader += "
"; + loader += "
"; + + var css = ".blanketDialogWrapper {"; + css += "display:block;"; + css += "position:fixed;"; + css += "z-index:40001; }"; + + css += ".blanketDialogOverlay {"; + css += "position:fixed;"; + css += "width:100%;"; + css += "height:100%;"; + css += "background-color:black;"; + css += "opacity:.5; "; + css += "-ms-filter:'progid:DXImageTransform.Microsoft.Alpha(Opacity=50)'; "; + css += "filter:alpha(opacity=50); "; + css += "z-index:40001; }"; + + css += ".blanketDialogVerticalOffset { "; + css += "position:fixed;"; + css += "top:30%;"; + css += "width:100%;"; + css += "z-index:40002; }"; + + css += ".blanketDialogBox { "; + css += "width:405px; "; + css += "position:relative;"; + css += "margin:0 auto;"; + css += "background-color:white;"; + css += "padding:10px;"; + css += "border:1px solid black; }"; + + var dom = document.createElement("style"); + dom.innerHTML = css; + document.head.appendChild(dom); + + var div = document.createElement("div"); + div.id = "blanketLoaderDialog"; + div.className = "blanketDialogWrapper"; + div.innerHTML = loader; + document.body.insertBefore(div,document.body.firstChild); + + }, + manualFileLoader: function(files){ + var toArray =Array.prototype.slice; + files = toArray.call(files).filter(function(item){ + return item.type !== ""; + }); + var sessionLength = files.length-1; + var sessionIndx=0; + var sessionArray = {}; + if (sessionStorage["blanketSessionLoader"]){ + sessionArray = JSON.parse(sessionStorage["blanketSessionLoader"]); + } + + + var fileLoader = function(event){ + var fileContent = event.currentTarget.result; + var file = files[sessionIndx]; + var filename = file.webkitRelativePath && file.webkitRelativePath !== '' ? file.webkitRelativePath : file.name; + sessionArray[filename] = fileContent; + sessionIndx++; + if (sessionIndx === sessionLength){ + sessionStorage.setItem("blanketSessionLoader", JSON.stringify(sessionArray)); + document.location.reload(); + }else{ + readFile(files[sessionIndx]); + } + }; + function readFile(file){ + var reader = new FileReader(); + reader.onload = fileLoader; + reader.readAsText(file); + } + readFile(files[sessionIndx]); + }, + _loadFile: function(path){ + if (typeof path !== "undefined"){ + var request = new XMLHttpRequest(); + request.open('GET', path, false); + request.send(); + _blanket._addScript(request.responseText); + } + }, + _addScript: function(data){ + var script = document.createElement("script"); + script.type = "text/javascript"; + script.text = data; + (document.body || document.getElementsByTagName('head')[0]).appendChild(script); + }, + hasAdapter: function(callback){ + return _blanket.options("adapter") !== null; + }, + report: function(coverage_data){ + if (!document.getElementById("blanketLoaderDialog")){ + //all found, clear it + _blanket.blanketSession = null; + } + coverage_data.files = window._$blanket; + var require = blanket.options("commonJS") ? blanket._commonjs.require : window.require; + + // Check if we have any covered files that requires reporting + // otherwise just exit gracefully. + if (!coverage_data.files || !Object.keys(coverage_data.files).length) { + if (_blanket.options("debug")) {console.log("BLANKET-Reporting No files were instrumented.");} + return; + } + + if (typeof coverage_data.files.branchFcn !== "undefined"){ + delete coverage_data.files.branchFcn; + } + if (typeof _blanket.options("reporter") === "string"){ + _blanket._loadFile(_blanket.options("reporter")); + _blanket.customReporter(coverage_data,_blanket.options("reporter_options")); + }else if (typeof _blanket.options("reporter") === "function"){ + _blanket.options("reporter")(coverage_data,_blanket.options("reporter_options")); + }else if (typeof _blanket.defaultReporter === 'function'){ + _blanket.defaultReporter(coverage_data,_blanket.options("reporter_options")); + }else{ + throw new Error("no reporter defined."); + } + }, + _bindStartTestRunner: function(bindEvent,startEvent){ + if (bindEvent){ + bindEvent(startEvent); + }else{ + window.addEventListener("load",startEvent,false); + } + }, + _loadSourceFiles: function(callback){ + var require = blanket.options("commonJS") ? blanket._commonjs.require : window.require; + function copy(o){ + var _copy = Object.create( Object.getPrototypeOf(o) ); + var propNames = Object.getOwnPropertyNames(o); + + propNames.forEach(function(name){ + var desc = Object.getOwnPropertyDescriptor(o, name); + Object.defineProperty(_copy, name, desc); + }); + + return _copy; + } + if (_blanket.options("debug")) {console.log("BLANKET-Collecting page scripts");} + var scripts = _blanket.utils.collectPageScripts(); + //_blanket.options("filter",scripts); + if (scripts.length === 0){ + callback(); + }else{ + + //check session state + if (sessionStorage["blanketSessionLoader"]){ + _blanket.blanketSession = JSON.parse(sessionStorage["blanketSessionLoader"]); + } + + scripts.forEach(function(file,indx){ + _blanket.utils.cache[file]={ + loaded:false + }; + }); + + var currScript=-1; + _blanket.utils.loadAll(function(test){ + if (test){ + return typeof scripts[currScript+1] !== 'undefined'; + } + currScript++; + if (currScript >= scripts.length){ + return null; + } + return scripts[currScript]; + },callback); + } + }, + beforeStartTestRunner: function(opts){ + opts = opts || {}; + opts.checkRequirejs = typeof opts.checkRequirejs === "undefined" ? true : opts.checkRequirejs; + opts.callback = opts.callback || function() { }; + opts.coverage = typeof opts.coverage === "undefined" ? true : opts.coverage; + if (opts.coverage) { + _blanket._bindStartTestRunner(opts.bindEvent, + function(){ + _blanket._loadSourceFiles(function() { + + var allLoaded = function(){ + return opts.condition ? opts.condition() : _blanket.requireFilesLoaded(); + }; + var check = function() { + if (allLoaded()) { + if (_blanket.options("debug")) {console.log("BLANKET-All files loaded, init start test runner callback.");} + var cb = _blanket.options("testReadyCallback"); + + if (cb){ + if (typeof cb === "function"){ + cb(opts.callback); + }else if (typeof cb === "string"){ + _blanket._addScript(cb); + opts.callback(); + } + }else{ + opts.callback(); + } + } else { + setTimeout(check, 13); + } + }; + check(); + }); + }); + }else{ + opts.callback(); + } + }, + utils: { + qualifyURL: function (url) { + //http://stackoverflow.com/questions/470832/getting-an-absolute-url-from-a-relative-one-ie6-issue + var a = document.createElement('a'); + a.href = url; + return a.href; + } + } +}); + +})(blanket); + +blanket.defaultReporter = function(coverage){ + var cssSytle = "#blanket-main {margin:2px;background:#EEE;color:#333;clear:both;font-family:'Helvetica Neue Light', 'HelveticaNeue-Light', 'Helvetica Neue', Calibri, Helvetica, Arial, sans-serif; font-size:17px;} #blanket-main a {color:#333;text-decoration:none;} #blanket-main a:hover {text-decoration:underline;} .blanket {margin:0;padding:5px;clear:both;border-bottom: 1px solid #FFFFFF;} .bl-error {color:red;}.bl-success {color:#5E7D00;} .bl-file{width:auto;} .bl-cl{float:left;} .blanket div.rs {margin-left:50px; width:150px; float:right} .bl-nb {padding-right:10px;} #blanket-main a.bl-logo {color: #EB1764;cursor: pointer;font-weight: bold;text-decoration: none} .bl-source{ overflow-x:scroll; background-color: #FFFFFF; border: 1px solid #CBCBCB; color: #363636; margin: 25px 20px; width: 80%;} .bl-source div{white-space: pre;font-family: monospace;} .bl-source > div > span:first-child{background-color: #EAEAEA;color: #949494;display: inline-block;padding: 0 10px;text-align: center;width: 30px;} .bl-source .miss{background-color:#e6c3c7} .bl-source span.branchWarning{color:#000;background-color:yellow;} .bl-source span.branchOkay{color:#000;background-color:transparent;}", + successRate = 60, + head = document.head, + fileNumber = 0, + body = document.body, + headerContent, + hasBranchTracking = Object.keys(coverage.files).some(function(elem){ + return typeof coverage.files[elem].branchData !== 'undefined'; + }), + bodyContent = "
results
Coverage (%)
Covered/Total Smts.
"+(hasBranchTracking ? "
Covered/Total Branches
":"")+"
", + fileTemplate = "
{{fileNumber}}.{{file}}
{{percentage}} %
{{numberCovered}}/{{totalSmts}}
"+( hasBranchTracking ? "
{{passedBranches}}/{{totalBranches}}
" : "" )+"
"; + grandTotalTemplate = "
{{rowTitle}}
{{percentage}} %
{{numberCovered}}/{{totalSmts}}
"+( hasBranchTracking ? "
{{passedBranches}}/{{totalBranches}}
" : "" ) + "
"; + + function blanket_toggleSource(id) { + var element = document.getElementById(id); + if(element.style.display === 'block') { + element.style.display = 'none'; + } else { + element.style.display = 'block'; + } + } + + + var script = document.createElement("script"); + script.type = "text/javascript"; + script.text = blanket_toggleSource.toString().replace('function ' + blanket_toggleSource.name, 'function blanket_toggleSource'); + body.appendChild(script); + + var percentage = function(number, total) { + return (Math.round(((number/total) * 100)*100)/100); + }; + + var appendTag = function (type, el, str) { + var dom = document.createElement(type); + dom.innerHTML = str; + el.appendChild(dom); + }; + + function escapeInvalidXmlChars(str) { + return str.replace(/\&/g, "&") + .replace(//g, ">") + .replace(/\"/g, """) + .replace(/\'/g, "'"); + } + + function isBranchFollowed(data,bool){ + var mode = bool ? 0 : 1; + if (typeof data === 'undefined' || + typeof data === null || + typeof data[mode] === 'undefined'){ + return false; + } + return data[mode].length > 0; + } + + var branchStack = []; + + function branchReport(colsIndex,src,cols,offset,lineNum){ + var newsrc=""; + var postfix=""; + if (branchStack.length > 0){ + newsrc += ""; + if (branchStack[0][0].end.line === lineNum){ + newsrc += escapeInvalidXmlChars(src.slice(0,branchStack[0][0].end.column)) + ""; + src = src.slice(branchStack[0][0].end.column); + branchStack.shift(); + if (branchStack.length > 0){ + newsrc += ""; + if (branchStack[0][0].end.line === lineNum){ + newsrc += escapeInvalidXmlChars(src.slice(0,branchStack[0][0].end.column)) + ""; + src = src.slice(branchStack[0][0].end.column); + branchStack.shift(); + if (!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) ,cols:cols}; + } + } + else if (!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) + "",cols:cols}; + } + else{ + postfix = ""; + } + }else if (!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) ,cols:cols}; + } + }else if(!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) + "",cols:cols}; + }else{ + postfix = ""; + } + } + var thisline = cols[colsIndex]; + //consequent + + var cons = thisline.consequent; + if (cons.start.line > lineNum){ + branchStack.unshift([thisline.alternate,thisline]); + branchStack.unshift([cons,thisline]); + src = escapeInvalidXmlChars(src); + }else{ + var style = ""; + newsrc += escapeInvalidXmlChars(src.slice(0,cons.start.column-offset)) + style; + + if (cols.length > colsIndex+1 && + cols[colsIndex+1].consequent.start.line === lineNum && + cols[colsIndex+1].consequent.start.column-offset < cols[colsIndex].consequent.end.column-offset) + { + var res = branchReport(colsIndex+1,src.slice(cons.start.column-offset,cons.end.column-offset),cols,cons.start.column-offset,lineNum); + newsrc += res.src; + cols = res.cols; + cols[colsIndex+1] = cols[colsIndex+2]; + cols.length--; + }else{ + newsrc += escapeInvalidXmlChars(src.slice(cons.start.column-offset,cons.end.column-offset)); + } + newsrc += ""; + + var alt = thisline.alternate; + if (alt.start.line > lineNum){ + newsrc += escapeInvalidXmlChars(src.slice(cons.end.column-offset)); + branchStack.unshift([alt,thisline]); + }else{ + newsrc += escapeInvalidXmlChars(src.slice(cons.end.column-offset,alt.start.column-offset)); + style = ""; + newsrc += style; + if (cols.length > colsIndex+1 && + cols[colsIndex+1].consequent.start.line === lineNum && + cols[colsIndex+1].consequent.start.column-offset < cols[colsIndex].alternate.end.column-offset) + { + var res2 = branchReport(colsIndex+1,src.slice(alt.start.column-offset,alt.end.column-offset),cols,alt.start.column-offset,lineNum); + newsrc += res2.src; + cols = res2.cols; + cols[colsIndex+1] = cols[colsIndex+2]; + cols.length--; + }else{ + newsrc += escapeInvalidXmlChars(src.slice(alt.start.column-offset,alt.end.column-offset)); + } + newsrc += ""; + newsrc += escapeInvalidXmlChars(src.slice(alt.end.column-offset)); + src = newsrc; + } + } + return {src:src+postfix, cols:cols}; + } + + var isUndefined = function(item){ + return typeof item !== 'undefined'; + }; + + var files = coverage.files; + var totals = { + totalSmts: 0, + numberOfFilesCovered: 0, + passedBranches: 0, + totalBranches: 0, + moduleTotalStatements : {}, + moduleTotalCoveredStatements : {}, + moduleTotalBranches : {}, + moduleTotalCoveredBranches : {} + }; + + // check if a data-cover-modulepattern was provided for per-module coverage reporting + var modulePattern = _blanket.options("modulePattern"); + var modulePatternRegex = ( modulePattern ? new RegExp(modulePattern) : null ); + + for(var file in files) + { + if (!files.hasOwnProperty(file)) { + continue; + } + + fileNumber++; + + var statsForFile = files[file], + totalSmts = 0, + numberOfFilesCovered = 0, + code = [], + i; + + + var end = []; + for(i = 0; i < statsForFile.source.length; i +=1){ + var src = statsForFile.source[i]; + + if (branchStack.length > 0 || + typeof statsForFile.branchData !== 'undefined') + { + if (typeof statsForFile.branchData[i+1] !== 'undefined') + { + var cols = statsForFile.branchData[i+1].filter(isUndefined); + var colsIndex=0; + + + src = branchReport(colsIndex,src,cols,0,i+1).src; + + }else if (branchStack.length){ + src = branchReport(0,src,null,0,i+1).src; + }else{ + src = escapeInvalidXmlChars(src); + } + }else{ + src = escapeInvalidXmlChars(src); + } + var lineClass=""; + if(statsForFile[i+1]) { + numberOfFilesCovered += 1; + totalSmts += 1; + lineClass = 'hit'; + }else{ + if(statsForFile[i+1] === 0){ + totalSmts++; + lineClass = 'miss'; + } + } + code[i + 1] = "
"+(i + 1)+""+src+"
"; + } + totals.totalSmts += totalSmts; + totals.numberOfFilesCovered += numberOfFilesCovered; + var totalBranches=0; + var passedBranches=0; + if (typeof statsForFile.branchData !== 'undefined'){ + for(var j=0;j 0 && + typeof statsForFile.branchData[j][k][1] !== 'undefined' && + statsForFile.branchData[j][k][1].length > 0){ + passedBranches++; + } + } + } + } + } + } + totals.passedBranches += passedBranches; + totals.totalBranches += totalBranches; + + // if "data-cover-modulepattern" was provided, + // track totals per module name as well as globally + if (modulePatternRegex) { + var moduleName = file.match(modulePatternRegex)[1]; + + if(!totals.moduleTotalStatements.hasOwnProperty(moduleName)) { + totals.moduleTotalStatements[moduleName] = 0; + totals.moduleTotalCoveredStatements[moduleName] = 0; + } + + totals.moduleTotalStatements[moduleName] += totalSmts; + totals.moduleTotalCoveredStatements[moduleName] += numberOfFilesCovered; + + if(!totals.moduleTotalBranches.hasOwnProperty(moduleName)) { + totals.moduleTotalBranches[moduleName] = 0; + totals.moduleTotalCoveredBranches[moduleName] = 0; + } + + totals.moduleTotalBranches[moduleName] += totalBranches; + totals.moduleTotalCoveredBranches[moduleName] += passedBranches; + } + + var result = percentage(numberOfFilesCovered, totalSmts); + + var output = fileTemplate.replace("{{file}}", file) + .replace("{{percentage}}",result) + .replace("{{numberCovered}}", numberOfFilesCovered) + .replace(/\{\{fileNumber\}\}/g, fileNumber) + .replace("{{totalSmts}}", totalSmts) + .replace("{{totalBranches}}", totalBranches) + .replace("{{passedBranches}}", passedBranches) + .replace("{{source}}", code.join(" ")); + if(result < successRate) + { + output = output.replace("{{statusclass}}", "bl-error"); + } else { + output = output.replace("{{statusclass}}", "bl-success"); + } + bodyContent += output; + } + + // create temporary function for use by the global totals reporter, + // as well as the per-module totals reporter + var createAggregateTotal = function(numSt, numCov, numBranch, numCovBr, moduleName) { + + var totalPercent = percentage(numCov, numSt); + var statusClass = totalPercent < successRate ? "bl-error" : "bl-success"; + var rowTitle = ( moduleName ? "Total for module: " + moduleName : "Global total" ); + var totalsOutput = grandTotalTemplate.replace("{{rowTitle}}", rowTitle) + .replace("{{percentage}}", totalPercent) + .replace("{{numberCovered}}", numCov) + .replace("{{totalSmts}}", numSt) + .replace("{{passedBranches}}", numCovBr) + .replace("{{totalBranches}}", numBranch) + .replace("{{statusclass}}", statusClass); + + bodyContent += totalsOutput; + }; + + // if "data-cover-modulepattern" was provided, + // output the per-module totals alongside the global totals + if (modulePatternRegex) { + for (var thisModuleName in totals.moduleTotalStatements) { + if (totals.moduleTotalStatements.hasOwnProperty(thisModuleName)) { + + var moduleTotalSt = totals.moduleTotalStatements[thisModuleName]; + var moduleTotalCovSt = totals.moduleTotalCoveredStatements[thisModuleName]; + + var moduleTotalBr = totals.moduleTotalBranches[thisModuleName]; + var moduleTotalCovBr = totals.moduleTotalCoveredBranches[thisModuleName]; + + createAggregateTotal(moduleTotalSt, moduleTotalCovSt, moduleTotalBr, moduleTotalCovBr, thisModuleName); + } + } + } + + createAggregateTotal(totals.totalSmts, totals.numberOfFilesCovered, totals.totalBranches, totals.passedBranches, null); + bodyContent += "
"; //closing main + + + appendTag('style', head, cssSytle); + //appendStyle(body, headerContent); + if (document.getElementById("blanket-main")){ + document.getElementById("blanket-main").innerHTML= + bodyContent.slice(23,-6); + }else{ + appendTag('div', body, bodyContent); + } + //appendHtml(body, ''); +}; + +(function(){ + var newOptions={}; + //http://stackoverflow.com/a/2954896 + var toArray =Array.prototype.slice; + var scripts = toArray.call(document.scripts); + toArray.call(scripts[scripts.length - 1].attributes) + .forEach(function(es){ + if(es.nodeName === "data-cover-only"){ + newOptions.filter = es.nodeValue; + } + if(es.nodeName === "data-cover-never"){ + newOptions.antifilter = es.nodeValue; + } + if(es.nodeName === "data-cover-reporter"){ + newOptions.reporter = es.nodeValue; + } + if (es.nodeName === "data-cover-adapter"){ + newOptions.adapter = es.nodeValue; + } + if (es.nodeName === "data-cover-loader"){ + newOptions.loader = es.nodeValue; + } + if (es.nodeName === "data-cover-timeout"){ + newOptions.timeout = es.nodeValue; + } + if (es.nodeName === "data-cover-modulepattern") { + newOptions.modulePattern = es.nodeValue; + } + if (es.nodeName === "data-cover-reporter-options"){ + try{ + newOptions.reporter_options = JSON.parse(es.nodeValue); + }catch(e){ + if (blanket.options("debug")){ + throw new Error("Invalid reporter options. Must be a valid stringified JSON object."); + } + } + } + if (es.nodeName === "data-cover-testReadyCallback"){ + newOptions.testReadyCallback = es.nodeValue; + } + if (es.nodeName === "data-cover-customVariable"){ + newOptions.customVariable = es.nodeValue; + } + if (es.nodeName === "data-cover-flags"){ + var flags = " "+es.nodeValue+" "; + if (flags.indexOf(" ignoreError ") > -1){ + newOptions.ignoreScriptError = true; + } + if (flags.indexOf(" autoStart ") > -1){ + newOptions.autoStart = true; + } + if (flags.indexOf(" ignoreCors ") > -1){ + newOptions.ignoreCors = true; + } + if (flags.indexOf(" branchTracking ") > -1){ + newOptions.branchTracking = true; + } + if (flags.indexOf(" sourceURL ") > -1){ + newOptions.sourceURL = true; + } + if (flags.indexOf(" debug ") > -1){ + newOptions.debug = true; + } + if (flags.indexOf(" engineOnly ") > -1){ + newOptions.engineOnly = true; + } + if (flags.indexOf(" commonJS ") > -1){ + newOptions.commonJS = true; + } + if (flags.indexOf(" instrumentCache ") > -1){ + newOptions.instrumentCache = true; + } + } + }); + blanket.options(newOptions); + + if (typeof requirejs !== 'undefined'){ + blanket.options("existingRequireJS",true); + } + /* setup requirejs loader, if needed */ + + if (blanket.options("commonJS")){ + blanket._commonjs = {}; + } +})(); +(function(_blanket){ +_blanket.extend({ + utils: { + normalizeBackslashes: function(str) { + return str.replace(/\\/g, '/'); + }, + matchPatternAttribute: function(filename,pattern){ + if (typeof pattern === 'string'){ + if (pattern.indexOf("[") === 0){ + //treat as array + var pattenArr = pattern.slice(1,pattern.length-1).split(","); + return pattenArr.some(function(elem){ + return _blanket.utils.matchPatternAttribute(filename,_blanket.utils.normalizeBackslashes(elem.slice(1,-1))); + //return filename.indexOf(_blanket.utils.normalizeBackslashes(elem.slice(1,-1))) > -1; + }); + }else if ( pattern.indexOf("//") === 0){ + var ex = pattern.slice(2,pattern.lastIndexOf('/')); + var mods = pattern.slice(pattern.lastIndexOf('/')+1); + var regex = new RegExp(ex,mods); + return regex.test(filename); + }else if (pattern.indexOf("#") === 0){ + return window[pattern.slice(1)].call(window,filename); + }else{ + return filename.indexOf(_blanket.utils.normalizeBackslashes(pattern)) > -1; + } + }else if ( pattern instanceof Array ){ + return pattern.some(function(elem){ + return _blanket.utils.matchPatternAttribute(filename,elem); + }); + }else if (pattern instanceof RegExp){ + return pattern.test(filename); + }else if (typeof pattern === "function"){ + return pattern.call(window,filename); + } + }, + blanketEval: function(data){ + _blanket._addScript(data); + }, + collectPageScripts: function(){ + var toArray = Array.prototype.slice; + var scripts = toArray.call(document.scripts); + var selectedScripts=[],scriptNames=[]; + var filter = _blanket.options("filter"); + if(filter != null){ + //global filter in place, data-cover-only + var antimatch = _blanket.options("antifilter"); + selectedScripts = toArray.call(document.scripts) + .filter(function(s){ + return toArray.call(s.attributes).filter(function(sn){ + return sn.nodeName === "src" && _blanket.utils.matchPatternAttribute(sn.nodeValue,filter) && + (typeof antimatch === "undefined" || !_blanket.utils.matchPatternAttribute(sn.nodeValue,antimatch)); + }).length === 1; + }); + }else{ + selectedScripts = toArray.call(document.querySelectorAll("script[data-cover]")); + } + scriptNames = selectedScripts.map(function(s){ + return _blanket.utils.qualifyURL( + toArray.call(s.attributes).filter( + function(sn){ + return sn.nodeName === "src"; + })[0].nodeValue); + }); + if (!filter){ + _blanket.options("filter","['"+scriptNames.join("','")+"']"); + } + return scriptNames; + }, + loadAll: function(nextScript,cb,preprocessor){ + /** + * load dependencies + * @param {nextScript} factory for priority level + * @param {cb} the done callback + */ + var currScript=nextScript(); + var isLoaded = _blanket.utils.scriptIsLoaded( + currScript, + _blanket.utils.ifOrdered, + nextScript, + cb + ); + + if (!(_blanket.utils.cache[currScript] && _blanket.utils.cache[currScript].loaded)){ + var attach = function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Mark script:"+currScript+", as loaded and move to next script.");} + isLoaded(); + }; + var whenDone = function(result){ + if (_blanket.options("debug")) {console.log("BLANKET-File loading finished");} + if (typeof result !== 'undefined'){ + if (_blanket.options("debug")) {console.log("BLANKET-Add file to DOM.");} + _blanket._addScript(result); + } + attach(); + }; + + _blanket.utils.attachScript( + { + url: currScript + }, + function (content){ + _blanket.utils.processFile( + content, + currScript, + whenDone, + whenDone + ); + } + ); + }else{ + isLoaded(); + } + }, + attachScript: function(options,cb){ + var timeout = _blanket.options("timeout") || 3000; + setTimeout(function(){ + if (!_blanket.utils.cache[options.url].loaded){ + throw new Error("error loading source script"); + } + },timeout); + _blanket.utils.getFile( + options.url, + cb, + function(){ throw new Error("error loading source script");} + ); + }, + ifOrdered: function(nextScript,cb){ + /** + * ordered loading callback + * @param {nextScript} factory for priority level + * @param {cb} the done callback + */ + var currScript = nextScript(true); + if (currScript){ + _blanket.utils.loadAll(nextScript,cb); + }else{ + cb(new Error("Error in loading chain.")); + } + }, + scriptIsLoaded: function(url,orderedCb,nextScript,cb){ + /** + * returns a callback that checks a loading list to see if a script is loaded. + * @param {orderedCb} callback if ordered loading is being done + * @param {nextScript} factory for next priority level + * @param {cb} the done callback + */ + if (_blanket.options("debug")) {console.log("BLANKET-Returning function");} + return function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Marking file as loaded: "+url);} + + _blanket.utils.cache[url].loaded=true; + + if (_blanket.utils.allLoaded()){ + if (_blanket.options("debug")) {console.log("BLANKET-All files loaded");} + cb(); + }else if (orderedCb){ + //if it's ordered we need to + //traverse down to the next + //priority level + if (_blanket.options("debug")) {console.log("BLANKET-Load next file.");} + orderedCb(nextScript,cb); + } + }; + }, + cache: {}, + allLoaded: function (){ + /** + * check if depdencies are loaded in cache + */ + var cached = Object.keys(_blanket.utils.cache); + for (var i=0;i -1){ + callback(_blanket.blanketSession[key]); + foundInSession=true; + return; + } + } + } + if (!foundInSession){ + var xhr = _blanket.utils.createXhr(); + xhr.open('GET', url, true); + + //Allow overrides specified in config + if (onXhr) { + onXhr(xhr, url); + } + + xhr.onreadystatechange = function (evt) { + var status, err; + + //Do not explicitly handle errors, those should be + //visible via console output in the browser. + if (xhr.readyState === 4) { + status = xhr.status; + if ((status > 399 && status < 600) /*|| + (status === 0 && + navigator.userAgent.toLowerCase().indexOf('firefox') > -1) + */ ) { + //An http 4xx or 5xx error. Signal an error. + err = new Error(url + ' HTTP status: ' + status); + err.xhr = xhr; + errback(err); + } else { + callback(xhr.responseText); + } + } + }; + try{ + xhr.send(null); + }catch(e){ + if (e.code && (e.code === 101 || e.code === 1012) && _blanket.options("ignoreCors") === false){ + //running locally and getting error from browser + _blanket.showManualLoader(); + } else { + throw e; + } + } + } + } + } +}); + +(function(){ + var require = blanket.options("commonJS") ? blanket._commonjs.require : window.require; + var requirejs = blanket.options("commonJS") ? blanket._commonjs.requirejs : window.requirejs; + if (!_blanket.options("engineOnly") && _blanket.options("existingRequireJS")){ + + _blanket.utils.oldloader = requirejs.load; + + requirejs.load = function (context, moduleName, url) { + _blanket.requiringFile(url); + _blanket.utils.getFile(url, + function(content){ + _blanket.utils.processFile( + content, + url, + function newLoader(){ + context.completeLoad(moduleName); + }, + function oldLoader(){ + _blanket.utils.oldloader(context, moduleName, url); + } + ); + }, function (err) { + _blanket.requiringFile(); + throw err; + }); + }; + } + // Save the XHR constructor, just in case frameworks like Sinon would sandbox it. + _blanket.utils.cacheXhrConstructor(); +})(); + +})(blanket); + +(function() { + + if(!mocha) { + throw new Exception("mocha library does not exist in global namespace!"); + } + + + /* + * Mocha Events: + * + * - `start` execution started + * - `end` execution complete + * - `suite` (suite) test suite execution started + * - `suite end` (suite) all tests (and sub-suites) have finished + * - `test` (test) test execution started + * - `test end` (test) test completed + * - `hook` (hook) hook execution started + * - `hook end` (hook) hook complete + * - `pass` (test) test passed + * - `fail` (test, err) test failed + * + */ + + var OriginalReporter = mocha._reporter; + + var BlanketReporter = function(runner) { + runner.on('start', function() { + blanket.setupCoverage(); + }); + + runner.on('end', function() { + blanket.onTestsDone(); + }); + + runner.on('suite', function() { + blanket.onModuleStart(); + }); + + runner.on('test', function() { + blanket.onTestStart(); + }); + + runner.on('test end', function(test) { + blanket.onTestDone(test.parent.tests.length, test.state === 'passed'); + }); + + // NOTE: this is an instance of BlanketReporter + new OriginalReporter(runner); + }; + + BlanketReporter.prototype = OriginalReporter.prototype; + + mocha.reporter(BlanketReporter); + + var oldRun = mocha.run, + oldCallback = null; + + mocha.run = function (finishCallback) { + oldCallback = finishCallback; + console.log("waiting for blanket..."); + }; + blanket.beforeStartTestRunner({ + callback: function(){ + if (!blanket.options("existingRequireJS")){ + oldRun(oldCallback); + } + mocha.run = oldRun; + } + }); +})();