yujunjun/zsh-syntax-highlighting
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Optimization: -1 is extra computation of string length internally

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./parse.zsh "zplugin.zsh" > out_norm.txt 106,17s user 7,84s system 98% cpu 1:55,85 total

./parse.zsh "zplugin.zsh" > out_opt.txt 51,91s user 7,44s system 99% cpu 59,912 total

% wc -l zplugin.zsh
3188 zplugin.zsh
This commit is contained in:
Sebastian Gniazdowski 2016-02-11 16:48:53 +01:00
parent 683f4837a0
commit 3cb58fd7d7
1 changed files with 5 additions and 2 deletions
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7
highlighters/main/main-highlighter.zsh
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@ -125,6 +125,7 @@ _zsh_highlight_main_highlighter()
typeset -a ZSH_HIGHLIGHT_TOKENS_CONTROL_FLOW
local -a options_to_set # used in callees
local buf="$PREBUFFER$BUFFER"
integer len="${#buf}"
region_highlight=()
if (( path_dirs_was_set )); then
@ -234,11 +235,13 @@ _zsh_highlight_main_highlighter()
# indistinguishable from 'echo foo echo bar' (one command with three
# words for arguments).
local needle=$'[;\n]'
integer offset=${${buf[start_pos+1,-1]}[(i)$needle]}
# Len-start_pos drops one character, but it should do it, as start_pos
# starts from next, not from "start_pos", character
integer offset=${${buf: start_pos: len-start_pos}[(i)$needle]}
(( start_pos += offset - 1 ))
(( end_pos = start_pos + $#arg ))
else
((start_pos+=${#buf[$start_pos+1,-1]}-${#${buf[$start_pos+1,-1]##([[:space:]]|\\[[:space:]])#}}))
((start_pos+=(len-start_pos)-${#${${buf: start_pos: len-start_pos}##([[:space:]]|\\[[:space:]])#}}))
((end_pos=$start_pos+${#arg}))
fi