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Chaned main highlighter alorithm to resolve issue #77

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Randy 2014-03-29 22:52:10 +02:00
parent e8cc271314
commit 7edd08156e
1 changed files with 23 additions and 18 deletions
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41
zsh-syntax-highlighting.zsh
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@ -54,37 +54,42 @@ _zsh_highlight()
# Do not highlight if there are pending inputs (copy/paste). # Do not highlight if there are pending inputs (copy/paste).
[[ $PENDING -gt 0 ]] && return $ret [[ $PENDING -gt 0 ]] && return $ret
# Reset region highlight to build it from scratch
region_highlight=();
{ {
local -a selected_highlighters
local cache_place local cache_place
local -a region_highlight_copy
# Select which highlighters in ZSH_HIGHLIGHT_HIGHLIGHTERS need to be invoked. # Select which highlighters in ZSH_HIGHLIGHT_HIGHLIGHTERS need to be invoked.
local highlighter; for highlighter in $ZSH_HIGHLIGHT_HIGHLIGHTERS; do local highlighter; for highlighter in $ZSH_HIGHLIGHT_HIGHLIGHTERS; do
# eval cache place for current highlighter and prepare it
cache_place="_zsh_highlight_${highlighter}_highlighter_cache"
typeset -ga ${cache_place}
# If highlighter needs to be invoked # If highlighter needs to be invoked
if "_zsh_highlight_${highlighter}_highlighter_predicate"; then if "_zsh_highlight_${highlighter}_highlighter_predicate"; then
# Mark the highlighter as selected for update. # save a copy, and cleanup region_highlight
selected_highlighters+=($highlighter) region_highlight_copy=("${region_highlight[@]}")
region_highlight=()
# Remove what was stored in its cache from region_highlight. # Execute highlighter and save result
cache_place="_zsh_highlight_${highlighter}_highlighter_cache" {
typeset -ga ${cache_place} "_zsh_highlight_${highlighter}_highlighter"
[[ ${#${(P)cache_place}} -gt 0 ]] && [[ ! -z ${region_highlight-} ]] && region_highlight=(${region_highlight:#(${(P~j.|.)cache_place})}) } always {
eval "${cache_place}=(\"\${region_highlight[@]}\")"
}
# Restore saved region_highlight
region_highlight=("${region_highlight_copy[@]}")
fi fi
done
# Invoke each selected highlighter and store the result in its cache. # Use value form cache if any cached
local -a region_highlight_copy eval "region_highlight+=(\"\${${cache_place}[@]}\")"
for highlighter in $selected_highlighters; do
cache_place="_zsh_highlight_${highlighter}_highlighter_cache"
region_highlight_copy=($region_highlight)
{
"_zsh_highlight_${highlighter}_highlighter"
} always {
[[ ! -z ${region_highlight-} ]] && : ${(PA)cache_place::=${region_highlight:#(${(~j.|.)region_highlight_copy})}}
}
done done
} always { } always {