zim/modules/input/init.zsh
Eric Nielsen d371d80af2
Unify the for syntax
For short single commands, prefer a one-liner `for` with the zsh syntax:
```
for x (foo bar) print ${x}
```
Otherwise just place `; do` on the same line as the POSIX `for ... in`:
```
for x in foo bar; do
  print ${x}
done
```

Closes #268
2018-04-25 08:59:19 -05:00

106 lines
3.1 KiB
Bash

#
# Editor and input char assignment
#
# Return if requirements are not found.
if [[ ${TERM} == 'dumb' ]]; then
return 1
fi
# Use human-friendly identifiers.
zmodload -F zsh/terminfo +b:echoti +p:terminfo
typeset -gA key_info
key_info=(
'Control' '\C-'
'ControlLeft' '\e[1;5D \e[5D \e\e[D \eOd \eOD'
'ControlRight' '\e[1;5C \e[5C \e\e[C \eOc \eOC'
'Escape' '\e'
'Meta' '\M-'
'Backspace' ${terminfo[kbs]}
'BackTab' ${terminfo[kcbt]}
'Left' ${terminfo[kcub1]}
'Down' ${terminfo[kcud1]}
'Right' ${terminfo[kcuf1]}
'Up' ${terminfo[kcuu1]}
'Delete' ${terminfo[kdch1]}
'End' ${terminfo[kend]}
'F1' ${terminfo[kf1]}
'F2' ${terminfo[kf2]}
'F3' ${terminfo[kf3]}
'F4' ${terminfo[kf4]}
'F5' ${terminfo[kf5]}
'F6' ${terminfo[kf6]}
'F7' ${terminfo[kf7]}
'F8' ${terminfo[kf8]}
'F9' ${terminfo[kf9]}
'F10' ${terminfo[kf10]}
'F11' ${terminfo[kf11]}
'F12' ${terminfo[kf12]}
'Home' ${terminfo[khome]}
'Insert' ${terminfo[kich1]}
'PageDown' ${terminfo[knp]}
'PageUp' ${terminfo[kpp]}
)
# Bind the keys
local key
for key (${(s: :)key_info[ControlLeft]}) bindkey ${key} backward-word
for key (${(s: :)key_info[ControlRight]}) bindkey ${key} forward-word
[[ -n ${key_info[Home]} ]] && bindkey ${key_info[Home]} beginning-of-line
[[ -n ${key_info[End]} ]] && bindkey ${key_info[End]} end-of-line
[[ -n ${key_info[PageUp]} ]] && bindkey ${key_info[PageUp]} up-line-or-history
[[ -n ${key_info[PageDown]} ]] && bindkey ${key_info[PageDown]} down-line-or-history
[[ -n ${key_info[Insert]} ]] && bindkey ${key_info[Insert]} overwrite-mode
if [[ ${zdouble_dot_expand} == 'true' ]]; then
double-dot-expand() {
if [[ ${LBUFFER} == *.. ]]; then
LBUFFER+='/..'
else
LBUFFER+='.'
fi
}
zle -N double-dot-expand
bindkey '.' double-dot-expand
fi
[[ -n ${key_info[Backspace]} ]] && bindkey ${key_info[Backspace]} backward-delete-char
[[ -n ${key_info[Delete]} ]] && bindkey ${key_info[Delete]} delete-char
[[ -n ${key_info[Left]} ]] && bindkey ${key_info[Left]} backward-char
[[ -n ${key_info[Right]} ]] && bindkey ${key_info[Right]} forward-char
# Expandpace.
bindkey ' ' magic-space
# Clear
bindkey "${key_info[Control]}L" clear-screen
# Bind Shift + Tab to go to the previous menu item.
[[ -n ${key_info[BackTab]} ]] && bindkey ${key_info[BackTab]} reverse-menu-complete
autoload -Uz is-at-least && if ! is-at-least 5.3; then
# Redisplay after completing, and avoid blank prompt after <Tab><Tab><Ctrl-C>
expand-or-complete-with-redisplay() {
print -Pn '...'
zle expand-or-complete
zle redisplay
}
zle -N expand-or-complete-with-redisplay
bindkey "${key_info[Control]}I" expand-or-complete-with-redisplay
fi
# Put into application mode and validate ${terminfo}
zle-line-init() {
(( ${+terminfo[smkx]} )) && echoti smkx
}
zle-line-finish() {
(( ${+terminfo[rmkx]} )) && echoti rmkx
}
zle -N zle-line-init
zle -N zle-line-finish