use $p_value instead of $p_name for positional parameters

diff --git a/php/WP_CLI/SynopsisParser.php b/php/WP_CLI/SynopsisParser.php
index d7e4c1b..1da1504 100644 (file)
--- a/php/WP_CLI/SynopsisParser.php
+++ b/php/WP_CLI/SynopsisParser.php
@@ -42,7 +42,7 @@ class SynopsisParser {
 
                if ( '--<field>=<value>' === $token ) {
                        $param['type'] = 'generic';
-               } elseif ( preg_match( "/^<$p_name>$/", $token, $matches ) ) {
+               } elseif ( preg_match( "/^<$p_value>$/", $token, $matches ) ) {
                        $param['type'] = 'positional';
                } elseif ( preg_match( "/^--$p_name/", $token, $matches ) ) {
                        $param['name'] = $matches[1];