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zsh-syntax-highlighting
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* remove a safety belt - no need to check if array has elements, as defaults are provided 

* reuse $pos instead of using another variable
* remove declaration forgotten in last commit
This commit is contained in:
garinger 2011-07-12 07:56:12 -07:00
parent d4acac9837
commit 05e4a031c7
1 changed files with 37 additions and 39 deletions
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76
highlighters/brackets/brackets-highlighter.zsh
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@ -46,45 +46,43 @@ _zsh_highlight_brackets_highlighter_predicate()
# Brackets highlighting function. # Brackets highlighting function.
_zsh_highlight_brackets_highlighter() _zsh_highlight_brackets_highlighter()
{ {
local bracket_color_size=${#ZSH_HIGHLIGHT_STYLES[(I)bracket-level-*]} local level pos
if ((bracket_color_size > 0)); then local -A levelpos lastoflevel matching typepos
local c level pos ((level = 0))
typeset -A levelpos lastoflevel matching typepos revmatching for pos in {1..${#BUFFER}}; do
((level = 0)) case $BUFFER[pos] in
for pos in {1..${#BUFFER}}; do "("|"["|"{")
case $BUFFER[pos] in levelpos[$pos]=$((++level))
"("|"["|"{") lastoflevel[$level]=$pos
levelpos[$pos]=$((++level)) typepos[$pos]=$BUFFER[$pos]
lastoflevel[$level]=$pos ;;
typepos[$pos]=$BUFFER[$pos] ")"|"]"|"}")
;; matching[$lastoflevel[$level]]=$pos
")"|"]"|"}") matching[$pos]=$lastoflevel[$level]
matching[$lastoflevel[$level]]=$pos levelpos[$pos]=$((level--))
matching[$pos]=$lastoflevel[$level] typepos[$pos]=$BUFFER[$pos]
levelpos[$pos]=$((level--)) ;;
typepos[$pos]=$BUFFER[$pos] esac
;; done
esac for pos in ${(k)typepos}; do
done typepos[$pos]=${typepos[${pos}]/["()"]/round}
for pos in ${(k)typepos}; do typepos[$pos]=${typepos[${pos}]/["[]"]/square}
typepos[$pos]=${typepos[${pos}]/["()"]/round} typepos[$pos]=${typepos[${pos}]/["{}"]/curly}
typepos[$pos]=${typepos[${pos}]/["[]"]/square} done
typepos[$pos]=${typepos[${pos}]/["{}"]/curly} for pos in ${(k)levelpos}; do
done if [[ -z $matching[$pos] ]] || [[ $typepos[$pos] != $typepos[$matching[$pos]] ]]; then
for pos in ${(k)levelpos}; do region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_STYLES[bracket-error])
if [[ -z $matching[$pos] ]] || [[ $typepos[$pos] != $typepos[$matching[$pos]] ]]; then else
region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_STYLES[bracket-error]) local bracket_color_size=${#ZSH_HIGHLIGHT_STYLES[(I)bracket-level-*]}
else local style=bracket-level-$(( (levelpos[$pos] - 1) % bracket_color_size + 1 ))
local style=bracket-level-$(( (levelpos[$pos] - 1) % bracket_color_size + 1 )) region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_STYLES[$style])
region_highlight+=("$((pos - 1)) $pos "$ZSH_HIGHLIGHT_STYLES[$style])
fi
done
((c = CURSOR + 1))
if [[ -n $levelpos[$c] ]]; then
local otherpos
((otherpos = -1))
[[ -n $matching[$c] ]] && otherpos=$matching[$c]
region_highlight+=("$((otherpos - 1)) $otherpos standout")
fi fi
done
((pos = CURSOR + 1))
if [[ -n $levelpos[$pos] ]]; then
local otherpos
((otherpos = -1))
[[ -n $matching[$pos] ]] && otherpos=$matching[$pos]
region_highlight+=("$((otherpos - 1)) $otherpos standout")
fi fi
} }