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__fish_describe_command: check for apropos only at startup

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This commit is contained in:
Mahmoud Al-Qudsi
2020-02-17 20:13:04 -06:00
parent 5510443f48
commit 3c7019b335
1 changed files with 7 additions and 1 deletions
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8
share/functions/__fish_describe_command.fish
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@@ -19,10 +19,16 @@ if test (uname) = Darwin
end
end
# Perform this check once at startup rather than on each invocation
if not type -q apropos
function __fish_describe_command
end
exit
end
function __fish_describe_command -d "Command used to find descriptions for commands"
# $argv will be inserted directly into the awk regex, so it must be escaped
set -l argv_regex (string escape --style=regex "$argv")
type -q apropos; or return
apropos $argv 2>/dev/null | awk -v FS=" +- +" '{
split($1, names, ", ");
for (name in names)