fish-shell/share/completions/env.fish
Johannes Altmanninger a635d78976 competions/env: only invoke subcommand completions once
This prevents a seemingly infinite loop in
fish -c 'alias ssh "env ssh"; complete -C "ssh "'

It still prints "maximum recursion depth exceeded", but a follow-up commit
will work around that.

Fixes #7389
2020-10-10 09:24:49 +02:00

38 lines
1.4 KiB
Fish

function __fish_env_remaining_args
argparse -s s/ignore-environment u/unset= h-help v-version -- (commandline -opc) (commandline -ct) 2>/dev/null
or return 1
# argv[1] is `env` or an alias.
set -e argv[1]
# Remove all VAR=VAL arguments up to the first that isn't
while set -q argv[1]
if string match -q '*=*' -- $argv[1]
or string match -q -- '-*' $argv[1]
set -e argv[1]
else
break
end
end
string join \n -- $argv
# Return true if there is a subcommand.
set -q argv[1]
end
function __fish_complete_env_subcommand
if set -l argv (__fish_env_remaining_args)
__fish_complete_subcommand --commandline $argv
end
end
complete -c env -a "(__fish_complete_env_subcommand)"
# complete VAR= only if the cursor is left of the =, otherwise complete the file right of the =
complete -c env -n 'not __fish_env_remaining_args; and not string match -eq = -- (commandline -ct)' -a "(set -n)=" -f -d "Redefine variable"
complete -c env -n 'not __fish_env_remaining_args' -s i -l ignore-environment -d "Start with an empty environment"
complete -c env -n 'not __fish_env_remaining_args' -s u -l unset -d "Remove variable from the environment" -x -a "(set -n)"
complete -c env -n 'not __fish_env_remaining_args' -l help -d "Display help and exit"
complete -c env -n 'not __fish_env_remaining_args' -l version -d "Display version and exit"