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scripts/completion.pl: also generate fish completion file
This is the renamed script formerly known as zsh.pl Closes curl#3545
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| #!/usr/bin/env perl | ||
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| use strict; | ||
| use warnings; | ||
| use Getopt::Long(); | ||
| use Pod::Usage(); | ||
|
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| my $curl = 'curl'; | ||
| my $shell = 'zsh'; | ||
| my $help = 0; | ||
| Getopt::Long::GetOptions( | ||
| 'curl=s' => \$curl, | ||
| 'shell=s' => \$shell, | ||
| 'help' => \$help, | ||
| ) or Pod::Usage::pod2usage(); | ||
| Pod::Usage::pod2usage() if $help; | ||
|
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| my $regex = '\s+(?:(-[^\s]+),\s)?(--[^\s]+)\s*(\<.+?\>)?\s+(.*)'; | ||
| my @opts = parse_main_opts('--help', $regex); | ||
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| if ($shell eq 'fish') { | ||
| print "# curl fish completion\n\n"; | ||
| print qq{$_ \n} foreach (@opts); | ||
| } elsif ($shell eq 'zsh') { | ||
| my $opts_str; | ||
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| $opts_str .= qq{ $_ \\\n} foreach (@opts); | ||
| chomp $opts_str; | ||
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| my $tmpl = <<"EOS"; | ||
| #compdef curl | ||
| # curl zsh completion | ||
| local curcontext="\$curcontext" state state_descr line | ||
| typeset -A opt_args | ||
| local rc=1 | ||
| _arguments -C -S \\ | ||
| $opts_str | ||
| '*:URL:_urls' && rc=0 | ||
| return rc | ||
| EOS | ||
|
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| print $tmpl; | ||
| } else { | ||
| die("Unsupported shell: $shell"); | ||
| } | ||
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| sub parse_main_opts { | ||
| my ($cmd, $regex) = @_; | ||
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| my @list; | ||
| my @lines = call_curl($cmd); | ||
|
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| foreach my $line (@lines) { | ||
| my ($short, $long, $arg, $desc) = ($line =~ /^$regex/) or next; | ||
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| my $option = ''; | ||
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| $arg =~ s/\:/\\\:/g if defined $arg; | ||
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| $desc =~ s/'/'\\''/g if defined $desc; | ||
| $desc =~ s/\[/\\\[/g if defined $desc; | ||
| $desc =~ s/\]/\\\]/g if defined $desc; | ||
| $desc =~ s/\:/\\\:/g if defined $desc; | ||
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| if ($shell eq 'fish') { | ||
| $option .= "complete --command curl"; | ||
| $option .= " --short-option '" . strip_dash(trim($short)) . "'" | ||
| if defined $short; | ||
| $option .= " --long-option '" . strip_dash(trim($long)) . "'" | ||
| if defined $long; | ||
| $option .= " --description '" . strip_dash(trim($desc)) . "'" | ||
| if defined $desc; | ||
| } elsif ($shell eq 'zsh') { | ||
| $option .= '{' . trim($short) . ',' if defined $short; | ||
| $option .= trim($long) if defined $long; | ||
| $option .= '}' if defined $short; | ||
| $option .= '\'[' . trim($desc) . ']\'' if defined $desc; | ||
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| $option .= ":'$arg'" if defined $arg; | ||
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| $option .= ':_files' | ||
| if defined $arg and ($arg eq '<file>' || $arg eq '<filename>' | ||
| || $arg eq '<dir>'); | ||
| } | ||
|
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| push @list, $option; | ||
| } | ||
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| # Sort longest first, because zsh won't complete an option listed | ||
| # after one that's a prefix of it. | ||
| @list = sort { | ||
| $a =~ /([^=]*)/; my $ma = $1; | ||
| $b =~ /([^=]*)/; my $mb = $1; | ||
|
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| length($mb) <=> length($ma) | ||
| } @list if $shell eq 'zsh'; | ||
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| return @list; | ||
| } | ||
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| sub trim { my $s = shift; $s =~ s/^\s+|\s+$//g; return $s }; | ||
| sub strip_dash { my $s = shift; $s =~ s/^-+//g; return $s }; | ||
|
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| sub call_curl { | ||
| my ($cmd) = @_; | ||
| my $output = `"$curl" $cmd`; | ||
| if ($? == -1) { | ||
| die "Could not run curl: $!"; | ||
| } elsif ((my $exit_code = $? >> 8) != 0) { | ||
| die "curl returned $exit_code with output:\n$output"; | ||
| } | ||
| return split /\n/, $output; | ||
| } | ||
|
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| __END__ | ||
| =head1 NAME | ||
| completion.pl - Generates tab-completion files for various shells | ||
| =head1 SYNOPSIS | ||
| completion.pl [options...] | ||
| --curl path to curl executable | ||
| --shell zsh/fish | ||
| --help prints this help | ||
| =cut |
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