mirror of
https://github.com/fish-shell/fish-shell
synced 2024-12-29 14:23:09 +00:00
9367d4ff71
This does not include checks/function.fish because that currently includes a "; end" in a message that indent would remove, breaking the test.
46 lines
1.8 KiB
Fish
46 lines
1.8 KiB
Fish
#
|
|
# This is a neat function, stolen from zsh. It allows you to edit the
|
|
# value of a variable interactively.
|
|
#
|
|
|
|
function vared --description "Edit variable value"
|
|
if test (count $argv) = 1
|
|
switch $argv
|
|
|
|
case -h --h --he --hel --help
|
|
__fish_print_help vared
|
|
return 0
|
|
|
|
case '-*'
|
|
printf (_ "%s: Unknown option %s\n") vared $argv
|
|
return 1
|
|
|
|
case '*'
|
|
if test (count $$argv ) -lt 2
|
|
set -l init ''
|
|
if test -n "$$argv"
|
|
set init $$argv
|
|
end
|
|
set -l prompt 'set_color green; echo '$argv'; set_color normal; echo "> "'
|
|
if read -p $prompt -c $init tmp
|
|
|
|
# If variable already exists, do not add any
|
|
# switches, so we don't change export rules. But
|
|
# if it does not exist, we make the variable
|
|
# global, so that it will not die when this
|
|
# function dies
|
|
|
|
if test -n "$$argv"
|
|
set $argv $tmp
|
|
else
|
|
set -g $argv $tmp
|
|
end
|
|
end
|
|
else
|
|
printf (_ '%s: %s is an array variable. Use %svared%s %s[n]%s to edit the n:th element of %s\n') vared $argv (set_color $fish_color_command; echo) (set_color $fish_color_normal; echo) $argv (set_color normal; echo) $argv
|
|
end
|
|
end
|
|
else
|
|
printf (_ '%s: Expected exactly one argument, got %s.\n\nSynopsis:\n\t%svared%s VARIABLE\n') vared (count $argv) (set_color $fish_color_command; echo) (set_color $fish_color_normal; echo)
|
|
end
|
|
end
|