nl_tokens: get argument function names
pl_tokens: function ( func ) { var fnStr = func . toString ( ) . replace ( / ((\/\/.*$)|(\/\*[\s\S]*?\*\/)) / mg , '' ) ; return fnStr . <mask> ( fnStr . indexOf ( '(' ) + 1 , fnStr . indexOf ( ')' ) ) . match ( / ([^\s,]+) / g ) || [ ] ; }