actionPaths = mw.config.get( 'wgActionPaths' );
for ( key in actionPaths ) {
parts = actionPaths[ key ].split( '$1' );
- parts = parts.map( mw.RegExp.escape );
+ parts = parts.map( mw.util.escapeRegExp );
m = new RegExp( parts.join( '(.+)' ) ).exec( url );
if ( m && m[ 1 ] ) {
return key;