ylib/zsh-syntax-highlighting
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Highlighting bracket pair, when one is under the cursor (Issue 24)

Browse Source
This commit is contained in:
Mounier Florian 2011-01-05 17:08:34 +01:00
parent f78e444451
commit 701cc303fe
1 changed files with 26 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
zsh-syntax-highlighting.zsh
View File

@ -101,8 +101,9 @@ _zsh_highlight-string() {
# Recolorize the current ZLE buffer.
_zsh_highlight-zle-buffer() {
# Avoid doing the same work over and over
[[ ${ZSH_PRIOR_HIGHLIGHTED_BUFFER:-} == $BUFFER ]] && [[ ${#region_highlight} -gt 0 ]] && return
[[ ${ZSH_PRIOR_HIGHLIGHTED_BUFFER:-} == $BUFFER ]] && [[ ${#region_highlight} -gt 0 ]] && (( ZSH_PRIOR_CURSOR == CURSOR )) && return
ZSH_PRIOR_HIGHLIGHTED_BUFFER=$BUFFER
ZSH_PRIOR_CURSOR=$CURSOR
setopt localoptions extendedglob bareglobqual
local new_expression=true
@ -168,23 +169,39 @@ _zsh_highlight-zle-buffer() {
# Bracket matching
bracket_color_size=${#ZSH_MATCHING_BRACKETS}
if ((bracket_color_size > 0)); then
typeset -A levelpos
typeset -A lastoflevel
typeset -A matching
typeset -A revmatching
((level = 0))
for pos in {1..${#BUFFER}}; do
case $BUFFER[pos] in
"("|"["|"{")
((level++))
region_highlight+=("$((pos - 1)) $pos "$ZSH_MATCHING_BRACKETS[(( (level - 1) % bracket_color_size + 1 ))])
levelpos[$pos]=$((++level))
lastoflevel[$level]=$pos
;;
")"|"]"|"}")
if ((level < 1)); then
region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_STYLES[bracket-error])
else
region_highlight+=("$((pos - 1)) $pos "$ZSH_MATCHING_BRACKETS[(( (level - 1) % bracket_color_size + 1 ))])
fi
((level--))
matching[$lastoflevel[$level]]=$pos
revmatching[$pos]=$lastoflevel[$level]
levelpos[$pos]=$((level--))
;;
esac
done
for pos in ${(k)levelpos}; do
level=$levelpos[$pos]
if ((level < 1)); then
region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_STYLES[bracket-error])
else
region_highlight+=("$((pos - 1)) $pos "$ZSH_MATCHING_BRACKETS[(( (level - 1) % bracket_color_size + 1 ))])
fi
done
((c = CURSOR + 1))
if [[ -n $levelpos[$c] ]]; then
((otherpos = -1))
[[ -n $matching[$c] ]] && otherpos=$matching[$c]
[[ -n $revmatching[$c] ]] && otherpos=$revmatching[$c]
region_highlight+=("$((otherpos - 1)) $otherpos standout")
fi
fi
}