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fish-shell/share/functions/__fish_contains_opt.fish
2010-09-18 10:18:26 +08:00

53 lines
806 B
Fish

function __fish_contains_opt -d "Checks if a specific option has been given in the current commandline"
set -l next_short
set -l short_opt
set -l long_opt
for i in $argv
if test $next_short
set next_short
set short_opt $short_opt $i
else
switch $i
case -s
set next_short 1
case '-*'
echo __fish_contains_opt: Unknown option $i
return 1
case '**'
set long_opt $long_opt $i
end
end
end
for i in $short_opt
if test -z $i
continue
end
if commandline -cpo | sgrep -- "^-"$i"\|^-[^-]*"$i >/dev/null
return 0
end
if commandline -ct | sgrep -- "^-"$i"\|^-[^-]*"$i >/dev/null
return 0
end
end
for i in $long_opt
if test -z $i
continue
end
if contains -- --$i (commandline -cpo)
return 0
end
end
return 1
end