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-rwxr-xr-xscripts/zsh.pl77
1 files changed, 77 insertions, 0 deletions
diff --git a/scripts/zsh.pl b/scripts/zsh.pl
new file mode 100755
index 000000000..7520a15a6
--- /dev/null
+++ b/scripts/zsh.pl
@@ -0,0 +1,77 @@
+#!/usr/bin/perl
+
+# Generate ZSH completion
+
+use strict;
+use warnings;
+
+my $curl = $ARGV[0] || 'curl';
+
+my $regex = '\s+(?:(-[^\s]+),\s)?(--[^\s]+)\s([^\s.]+)?\s+(.*)';
+my @opts = parse_main_opts('--help', $regex);
+
+my $opts_str;
+
+$opts_str .= qq{ $_ \\\n} foreach (@opts);
+chomp $opts_str;
+
+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
+
+print $tmpl;
+
+sub parse_main_opts {
+ my ($cmd, $regex) = @_;
+
+ my @list;
+ my @lines = split /\n/, `"$curl" $cmd`;
+
+ foreach my $line (@lines) {
+ my ($short, $long, $arg, $desc) = ($line =~ /^$regex/) or next;
+
+ my $option = '';
+
+ $desc =~ s/'/''/g if defined $desc;
+ $desc =~ s/\[/\\\[/g if defined $desc;
+ $desc =~ s/\]/\\\]/g if defined $desc;
+
+ $option .= '{' . trim($short) . ',' if defined $short;
+ $option .= trim($long) if defined $long;
+ $option .= '}' if defined $short;
+ $option .= '\'[' . trim($desc) . ']\'' if defined $desc;
+
+ $option .= ":$arg" if defined $arg;
+
+ $option .= ':_files'
+ if defined $arg and ($arg eq 'FILE' || $arg eq 'DIR');
+
+ push @list, $option;
+ }
+
+ # 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 = $1;
+
+ length($mb) <=> length($ma)
+ } @list;
+
+ return @list;
+}
+
+sub trim { my $s = shift; $s =~ s/^\s+|\s+$//g; return $s };