d2f641ca50
% bindkey "^I" complete-word % bi<TAB> If we had not source the zsh-syntax-highlighting.zsh, it could complete something. This is due to that `complete-word` will be rebinded with 'zle -N $clean_event'. Signed-off-by: Takeshi Banse <takebi@laafc.net>
248 lines
8.6 KiB
Bash
248 lines
8.6 KiB
Bash
#!/usr/bin/env zsh
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# -*- mode: zsh; sh-indentation: 2; indent-tabs-mode: nil; sh-basic-offset: 2; -*-
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# vim: ft=zsh sw=2 ts=2 et
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# Copyleft 2011 zsh-syntax-highlighting contributors
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# http://github.com/nicoulaj/zsh-syntax-highlighting
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# All wrongs reserved.
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# Token types styles.
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typeset -gA ZSH_HIGHLIGHT_STYLES
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ZSH_HIGHLIGHT_STYLES=(
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default 'none'
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isearch 'fg=magenta,standout'
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special 'fg=magenta,standout'
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unknown-token 'fg=red,bold'
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reserved-word 'fg=yellow'
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alias 'fg=green'
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builtin 'fg=green'
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function 'fg=green'
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command 'fg=green'
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hashed-command 'fg=green'
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path 'underline'
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globbing 'fg=blue'
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history-expansion 'fg=blue'
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single-hyphen-option 'none'
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double-hyphen-option 'none'
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back-quoted-argument 'none'
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single-quoted-argument 'fg=yellow'
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double-quoted-argument 'fg=yellow'
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dollar-double-quoted-argument 'fg=cyan'
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back-double-quoted-argument 'fg=cyan'
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bracket-error 'fg=red,bold'
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)
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# Colors for bracket levels.
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# Put as many color as you wish.
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# Leave it as an empty array to disable.
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ZSH_HIGHLIGHT_MATCHING_BRACKETS_STYLES=(
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'fg=blue,bold'
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'fg=green,bold'
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'fg=magenta,bold'
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'fg=yellow,bold'
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'fg=cyan,bold'
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)
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# Tokens that are always followed by a command.
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ZSH_HIGHLIGHT_TOKENS_FOLLOWED_BY_COMMANDS=(
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'|'
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'||'
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';'
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'&'
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'&&'
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'sudo'
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'start'
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'time'
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'strace'
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'noglob'
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'nocorrect'
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'command'
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'builtin'
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'whence'
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'which'
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'where'
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'whereis'
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'xargs'
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'zargs'
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)
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# ZLE highlight types.
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zle_highlight=(
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special:$ZSH_HIGHLIGHT_STYLES[special]
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isearch:$ZSH_HIGHLIGHT_STYLES[isearch]
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)
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# Check if the argument is a path.
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_zsh_check-path() {
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[[ -z $arg ]] && return 1
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[[ -e $arg ]] && return 0
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[[ ! -e ${arg:h} ]] && return 1
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[[ ${#BUFFER} == $end_pos && -n $(print $arg*(N)) ]] && return 0
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return 1
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}
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# Highlight special chars inside double-quoted strings
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_zsh_highlight-string() {
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setopt localoptions noksharrays
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local i j k style
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# Starting quote is at 1, so start parsing at offset 2 in the string.
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for (( i = 2 ; i < end_pos - start_pos ; i += 1 )) ; do
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(( j = i + start_pos - 1 ))
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(( k = j + 1 ))
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case "$arg[$i]" in
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'$') style=$ZSH_HIGHLIGHT_STYLES[dollar-double-quoted-argument];;
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"\\") style=$ZSH_HIGHLIGHT_STYLES[back-double-quoted-argument]
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(( k += 1 )) # Color following char too.
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(( i += 1 )) # Skip parsing the escaped char.
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;;
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*) continue;;
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esac
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region_highlight+=("$j $k $style")
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done
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}
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# Recolorize the current ZLE buffer.
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_zsh_highlight-zle-buffer() {
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# Avoid doing the same work over and over
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[[ ${ZSH_PRIOR_HIGHLIGHTED_BUFFER:-} == $BUFFER ]] && [[ ${#region_highlight} -gt 0 ]] && (( ZSH_PRIOR_CURSOR == CURSOR )) && return
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ZSH_PRIOR_HIGHLIGHTED_BUFFER=$BUFFER
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ZSH_PRIOR_CURSOR=$CURSOR
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setopt localoptions extendedglob bareglobqual
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local new_expression=true
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local start_pos=0
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local highlight_glob=true
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local end_pos arg style
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region_highlight=()
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for arg in ${(z)BUFFER}; do
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local substr_color=0
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[[ $start_pos -eq 0 && $arg = 'noglob' ]] && highlight_glob=false
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((start_pos+=${#BUFFER[$start_pos+1,-1]}-${#${BUFFER[$start_pos+1,-1]##[[:space:]]#}}))
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((end_pos=$start_pos+${#arg}))
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if $new_expression; then
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new_expression=false
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res=$(LC_ALL=C builtin type -w $arg 2>/dev/null)
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case $res in
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*': reserved') style=$ZSH_HIGHLIGHT_STYLES[reserved-word];;
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*': alias') style=$ZSH_HIGHLIGHT_STYLES[alias]
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local aliased_command="${"$(alias $arg)"#*=}"
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if [[ ${${ZSH_HIGHLIGHT_TOKENS_FOLLOWED_BY_COMMANDS[(r)$aliased_command]:-}:+yes} = 'yes' && ${${ZSH_HIGHLIGHT_TOKENS_FOLLOWED_BY_COMMANDS[(r)$arg]:-}:+yes} != 'yes' ]]; then
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ZSH_HIGHLIGHT_TOKENS_FOLLOWED_BY_COMMANDS+=($arg)
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fi
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;;
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*': builtin') style=$ZSH_HIGHLIGHT_STYLES[builtin];;
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*': function') style=$ZSH_HIGHLIGHT_STYLES[function];;
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*': command') style=$ZSH_HIGHLIGHT_STYLES[command];;
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*': hashed') style=$ZSH_HIGHLIGHT_STYLES[hashed-command];;
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*) if _zsh_check-path; then
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style=$ZSH_HIGHLIGHT_STYLES[path]
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elif [[ $arg[0,1] = $histchars[0,1] ]]; then
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style=$ZSH_HIGHLIGHT_STYLES[history-expansion]
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else
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style=$ZSH_HIGHLIGHT_STYLES[unknown-token]
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fi
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;;
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esac
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else
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case $arg in
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'--'*) style=$ZSH_HIGHLIGHT_STYLES[double-hyphen-option];;
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'-'*) style=$ZSH_HIGHLIGHT_STYLES[single-hyphen-option];;
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"'"*"'") style=$ZSH_HIGHLIGHT_STYLES[single-quoted-argument];;
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'"'*'"') style=$ZSH_HIGHLIGHT_STYLES[double-quoted-argument]
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region_highlight+=("$start_pos $end_pos $style")
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_zsh_highlight-string
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substr_color=1
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;;
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'`'*'`') style=$ZSH_HIGHLIGHT_STYLES[back-quoted-argument];;
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*"*"*) $highlight_glob && style=$ZSH_HIGHLIGHT_STYLES[globbing] || style=$ZSH_HIGHLIGHT_STYLES[default];;
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*) if _zsh_check-path; then
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style=$ZSH_HIGHLIGHT_STYLES[path]
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elif [[ $arg[0,1] = $histchars[0,1] ]]; then
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style=$ZSH_HIGHLIGHT_STYLES[history-expansion]
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else
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style=$ZSH_HIGHLIGHT_STYLES[default]
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fi
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;;
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esac
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fi
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[[ $substr_color = 0 ]] && region_highlight+=("$start_pos $end_pos $style")
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[[ ${${ZSH_HIGHLIGHT_TOKENS_FOLLOWED_BY_COMMANDS[(r)${arg//|/\|}]:-}:+yes} = 'yes' ]] && new_expression=true
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start_pos=$end_pos
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done
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# Bracket matching
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bracket_color_size=${#ZSH_HIGHLIGHT_MATCHING_BRACKETS_STYLES}
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if ((bracket_color_size > 0)); then
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typeset -A levelpos lastoflevel matching revmatching
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((level = 0))
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for pos in {1..${#BUFFER}}; do
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case $BUFFER[pos] in
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"("|"["|"{")
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levelpos[$pos]=$((++level))
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lastoflevel[$level]=$pos
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;;
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")"|"]"|"}")
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matching[$lastoflevel[$level]]=$pos
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revmatching[$pos]=$lastoflevel[$level]
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levelpos[$pos]=$((level--))
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;;
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esac
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done
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for pos in ${(k)levelpos}; do
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level=$levelpos[$pos]
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if ((level < 1)); then
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region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_STYLES[bracket-error])
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else
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region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_MATCHING_BRACKETS_STYLES[(( (level - 1) % bracket_color_size + 1 ))])
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fi
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done
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((c = CURSOR + 1))
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if [[ -n $levelpos[$c] ]]; then
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((otherpos = -1))
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[[ -n $matching[$c] ]] && otherpos=$matching[$c]
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[[ -n $revmatching[$c] ]] && otherpos=$revmatching[$c]
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region_highlight+=("$((otherpos - 1)) $otherpos standout")
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fi
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fi
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}
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# Special treatment for completion/expansion events:
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# For each *complete* function (except 'accept-and-menu-complete'),
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# we create a widget which mimics the original
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# and use this orig-* version inside the new colorized zle function (the dot
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# idiom used for all others doesn't work right for these functions for some
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# reason). You can see the default setup using "zle -l -L".
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# Bind all ZLE events from zle -la to highlighting function.
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_zsh_highlight-install() {
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zmodload zsh/zleparameter 2>/dev/null || {
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echo 'zsh-syntax-highlighting:zmoadload error. exiting.' >&2; return -1
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}
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local -a events; : ${(A)events::=${@:#(_*|orig-*|.run-help|.which-command)}}
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local clean_event
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for event in $events; do
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if [[ "$widgets[$event]" == completion:* ]]; then
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eval "zle -C orig-$event ${${${widgets[$event]}#*:}/:/ } ; $event() { builtin zle orig-$event && _zsh_highlight-zle-buffer } ; zle -N $event"
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else
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case $event in
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accept-and-menu-complete)
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eval "$event() { builtin zle .$event && _zsh_highlight-zle-buffer } ; zle -N $event"
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;;
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.*)
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clean_event=$event[2,${#event}] # Remove the leading dot in the event name
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case ${widgets[$clean_event]-} in
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(completion|user):*)
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;;
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*)
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eval "$clean_event() { builtin zle $event && _zsh_highlight-zle-buffer } ; zle -N $clean_event"
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;;
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esac
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;;
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*)
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;;
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esac
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fi
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done
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}
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_zsh_highlight-install "${(@f)"$(zle -la)"}"
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