nl_tokens: Parses gradient definition
pl_tokens: function ( gradient ) { var result = null ; require ( 'utils' ) . trim ( gradient ) . replace ( / ^([\w\-]+)\((.+?)\)$ / , function ( str , type , definition ) { // remove vendor prefix type = type . toLowerCase ( ) . <mask> ( / ^\-[a-z]+\- / , '' ) ; if ( type == 'linear-gradient' || type == 'lg' ) { result = parseLinearGradient ( definition ) ; return '' ; } return str ; } ) ; return result ; }