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function funced --description 'Edit function definition'
set -l editor $EDITOR
set -l interactive
set -l funcname
while set -q argv[1]
switch $argv[1]
case -h --help
__fish_print_help funced
return 0
case -e --editor
set editor $argv[2]
set -e argv[2]
case -i --interactive
set interactive 1
case --
set funcname $funcname $argv[2]
set -e argv[2]
case '-*'
set_color red
printf (_ "%s: Unknown option %s\n") funced $argv[1]
set_color normal
return 1
case '*' '.*'
set funcname $funcname $argv[1]
end
set -e argv[1]
end
if test (count $funcname) -ne 1
set_color red
_ "funced: You must specify one function name
"
set_color normal
return 1
end
set -l init
switch $funcname
case '-*'
set init function -- $funcname\n\nend
case '*'
set init function $funcname\n\nend
end
# Break editor up to get its first command (i.e. discard flags)
if test -n "$editor"
set -l editor_cmd
eval set editor_cmd $editor
if not type -f "$editor_cmd[1]" >/dev/null
_ "funced: The value for \$EDITOR '$editor' could not be used because the command '$editor_cmd[1]' could not be found
"
set editor fish
end
end
# If no editor is specified, use fish
if test -z "$editor"
set editor fish
end
if begin; set -q interactive[1]; or test "$editor" = fish; end
set -l IFS
if functions -q -- $funcname
# Shadow IFS here to avoid array splitting in command substitution
set init (functions -- $funcname | fish_indent --no-indent)
end
set -l prompt 'printf "%s%s%s> " (set_color green) '$funcname' (set_color normal)'
# Unshadow IFS since the fish_title breaks otherwise
set -e IFS
if read -p $prompt -c "$init" -s cmd
# Shadow IFS _again_ to avoid array splitting in command substitution
set -l IFS
eval (echo -n $cmd | fish_indent)
end
return 0
end
set -q TMPDIR; or set -l TMPDIR /tmp
set -l tmpname (printf "$TMPDIR/fish_funced_%d_%d.fish" %self (random))
while test -f $tmpname
set tmpname (printf "$TMPDIR/fish_funced_%d_%d.fish" %self (random))
end
if functions -q -- $funcname
functions -- $funcname > $tmpname
else
echo $init > $tmpname
end
if eval $editor $tmpname
. $tmpname
end
set -l stat $status
rm -f $tmpname >/dev/null
return $stat
end
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