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history: drop use of fish_indent

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Largely reverts 007d794b6e.

fish_indent is extremely resource-intensive on large inputs and can crash; it also does not handle
invalid characters gracefully.

Work on #5402.
This commit is contained in:
David Adam 2018-12-12 17:47:17 +08:00
parent ffab420e43
commit 79d53a32dc
1 changed files with 5 additions and 13 deletions
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18
share/functions/history.fish
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@ -32,7 +32,6 @@ function history --description "display or manipulate interactive command histor
set -l hist_cmd
set -l show_time
set -l skip_indent
set -l max_count
set -q _flag_max
set max_count -n$_flag_max
@ -41,10 +40,6 @@ function history --description "display or manipulate interactive command histor
and set -l _flag_show_time $_flag_with_time
if set -q _flag_show_time[1]
set show_time --show-time=$_flag_show_time
# `history -t` by default shows timestamps on seperate lines beginning with # characters.
# When colorized the timetamps would highlighted as comments by fish_indent. With a custom
# format there is no guarantee fish_indent can do anything useful.
set skip_indent true
else if set -q _flag_show_time
set show_time --show-time
end
@ -93,18 +88,15 @@ function history --description "display or manipulate interactive command histor
and set pager $PAGER
# If the user hasn't preconfigured less with the $LESS environment variable,
# we do so to prevent the stripping of control characters (for color) and have
# it behave like cat if output fits on one screen. Prevent the screen from clearing
# on quit, so there is something to see if it exits.
# These are the same three options `git` sets through $LESS before starting the pager.
# we do so to have it behave like cat if output fits on one screen. Prevent the
# screen from clearing on quit, so there is something to see if it exits.
# These are two of the options `git` sets through $LESS before starting the pager.
not set -qx LESS
and set -x LESS --RAW-CONTROL-CHARS --quit-if-one-screen --no-init
and set -x LESS --quit-if-one-screen --no-init
not set -qx LV # ask the pager lv not to strip colors
and set -x LV -c
set -q skip_indent[1] # --show-time=FORMAT set, arbitrary output may not be valid fish script
and builtin history search $search_mode $show_time $max_count $_flag_case_sensitive $_flag_reverse $_flag_null -- $argv | $pager
or builtin history search $search_mode $show_time $max_count $_flag_case_sensitive $_flag_reverse $_flag_null -- $argv | fish_indent --ansi | $pager
builtin history search $search_mode $show_time $max_count $_flag_case_sensitive $_flag_reverse $_flag_null -- $argv | $pager
else
builtin history search $search_mode $show_time $max_count $_flag_case_sensitive $_flag_reverse $_flag_null -- $argv
end