(#2) - Added is_float and is_integer functionality.

lib/puppet/parser/functions/is_float.rb

@@ -12,6 +12,14 @@ module Puppet::Parser::Functions
         "given #{arguments.size} for 1")
     end
 
+    value = arguments[0]
+
+    if value != value.to_f.to_s then
+      return false
+    else
+      return true
+    end
+
   end
 end
 

lib/puppet/parser/functions/is_integer.rb

@@ -12,6 +12,14 @@ module Puppet::Parser::Functions
         "given #{arguments.size} for 1")
     end
 
+    value = arguments[0]
+
+    if value != value.to_i.to_s then
+      return false
+    else
+      return true
+    end
+
   end
 end
 

spec/unit/parser/functions/is_float_spec.rb

@@ -19,7 +19,7 @@ describe "the is_float function" do
   end
 
   it "should return true if a float" do
-    result = @scope.function_is_float([0.12])
+    result = @scope.function_is_float(["0.12"])
     result.should(eq(true))
   end
 
@@ -29,7 +29,7 @@ describe "the is_float function" do
   end
 
   it "should return false if not an integer" do
-    result = @scope.function_is_float([3])
+    result = @scope.function_is_float(["3"])
     result.should(eq(false))
   end
 

spec/unit/parser/functions/is_integer_spec.rb

@@ -19,12 +19,12 @@ describe "the is_integer function" do
   end
 
   it "should return true if an integer" do
-    result = @scope.function_is_integer([3])
+    result = @scope.function_is_integer(["3"])
     result.should(eq(true))
   end
 
   it "should return false if a float" do
-    result = @scope.function_is_integer([3.2])
+    result = @scope.function_is_integer(["3.2"])
     result.should(eq(false))
   end