Move bash/zsh completion helpers to libtests/arg_parser

1 files changed, 36 insertions, 0 deletions

diff --git a/libtests/qtest/arg_parser/completion_helpers.pm b/libtests/qtest/arg_parser/completion_helpers.pm
new file mode 100644
index 00000000..328673e5
--- /dev/null
+++ b/libtests/qtest/arg_parser/completion_helpers.pm
@@ -0,0 +1,36 @@
+# This is also used by qpdf.test.
+
+sub bash_completion
+{
+    my ($x, $line, $point) = @_;
+    if (! defined $point)
+    {
+        $point = length($line);
+    }
+    my $before_point = substr($line, 0, $point);
+    my $first = '';
+    my $sep = '';
+    my $cur = '';
+    if ($before_point =~ m/^(.*)([ =])([^= ]*)$/)
+    {
+        ($first, $sep, $cur) = ($1, $2, $3);
+    }
+    my $prev = ($sep eq '=' ? $sep : $first);
+    $prev =~ s/.* (\S+)$/$1/;
+    my $this = $first;
+    $this =~ s/(\S+)\s.*/$1/;
+    ['env', "COMP_LINE=$line", "COMP_POINT=$point",
+     $x, $this, $cur, $prev];
+}
+
+sub zsh_completion
+{
+    my ($x, $line, $point) = @_;
+    if (! defined $point)
+    {
+        $point = length($line);
+    }
+    ['env', "COMP_LINE=$line", "COMP_POINT=$point", $x];
+}
+
+1;