1 files changed, 17 insertions, 0 deletions
diff --git a/lib/Reply/Util.pm b/lib/Reply/Util.pm
new file mode 100644
index 0000000..cb33466
--- /dev/null
+++ b/lib/Reply/Util.pm
@@ -0,0 +1,17 @@
+package Reply::Util;
+use strict;
+use warnings;
+
+use Exporter 'import';
+our @EXPORT_OK = qw($ident_rx $varname_rx $fq_ident_rx $fq_varname_rx);
+
+# XXX this should be updated for unicode
+our $varstart_rx   = qr/[A-Z_a-z]/;
+our $varcont_rx    = qr/[0-9A-Z_a-z]/;
+our $ident_rx      = qr/${varstart_rx}${varcont_rx}*/;
+our $sigil_rx      = qr/[\$\@\%\&\*]/;
+our $varname_rx    = qr/$sigil_rx\s*$ident_rx/;
+our $fq_ident_rx   = qr/$ident_rx(?:::$varcont_rx+)?/;
+our $fq_varname_rx = qr/$varname_rx(?:::$varcont_rx+)?/;
+
+1;