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convert alias to use argparse

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This commit is contained in:
Kurtis Rader 2017-07-13 11:41:00 -07:00
parent 05aae4764b
commit f156bea1b7
1 changed files with 25 additions and 26 deletions
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51
share/functions/alias.fish
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@ -1,10 +1,11 @@
function alias --description 'Creates a function wrapping a command'
if count $argv >/dev/null
switch $argv[1]
case -h --h --he --hel --help
__fish_print_help alias
return 0
end
set -l options 'h/help'
argparse -n alias --max-args=2 $options -- $argv
or return
if set -q _flag_help
__fish_print_help alias
return 0
end
set -l name
@ -12,27 +13,25 @@ function alias --description 'Creates a function wrapping a command'
set -l prefix
set -l first_word
set -l wrapped_cmd
switch (count $argv)
case 0
for func in (functions -n)
set -l output (functions $func | string match -r -- "function .* --description '(alias .*)'" | string split \n)
set -q output[2]
and echo $output[2]
end
return 0
case 1
set -l tmp (string split -m 1 "=" -- $argv) ""
set name $tmp[1]
set body $tmp[2]
case 2
set name $argv[1]
set body $argv[2]
case \*
printf ( _ "%s: Expected one or two arguments, got %d\n") alias (count $argv)
return 1
if not set -q argv[1]
# Print the known aliases.
for func in (functions -n)
set -l output (functions $func | string match -r -- "function .* --description '(alias .*)'" | string split \n)
set -q output[2]
and echo $output[2]
end
return 0
else if not set -q argv[2]
# Alias definition of the form "name=value".
set -l tmp (string split -m 1 "=" -- $argv) ""
show $tmp
set name $tmp[1]
set body $tmp[2]
else
# Alias definition of the form "name value".
set name $argv[1]
set body $argv[2]
end
# sanity check