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