format_varname: contract contractions

diff --git a/format.php b/format.php
index c913864..81878eb 100644 (file)
--- a/format.php
+++ b/format.php
@@ -173,6 +173,7 @@ function format_slug($str) {
 function format_varname($str) {
        $str = preg_replace("/([a-z])([A-Z])/", "\\1_\\2", $str); # split words on camelCase
        $str = strtolower($str);
+       $str = preg_replace("/['‘’]/", '', $str);
        $str = preg_replace('/[^a-z0-9_]+/', '_', $str);
        return preg_replace('/^([^a-z_])/', "_\\1", $str);
 }