nl_tokens: Strips all tokens from string .
pl_tokens: function stripTokens ( val , negate , variadic ) { variadic = escape ( variadic || constants_1 . VARIADIC_CHAR ) ; negate = escape ( negate || constants_1 . NEGATE_CHAR ) ; var argExp = new RegExp ( [ '<' , '>' , '\\[' , '\\]' ] . <mask> ( '|' ) , 'g' ) ; var noExp = new RegExp ( '^' + negate ) ; var variExp = new RegExp ( variadic + '$' ) ; return expandArgs ( val ) . map ( function ( v ) { v = v . replace ( constants_1 . FLAG_EXP , '' ) . replace ( noExp , '' ) . replace ( argExp , '' ) . replace ( variExp , '' ) ; return v ; } ) . join ( ' ' ) ; }