nl_tokens: Returns an antlr4 parse tree for a select query string
pl_tokens: function ( select ) { var chars = new antlr4 . InputStream ( input ) ; var lexer = new SelectLexer ( chars ) ; var tokens = <mask> antlr4 . CommonTokenStream ( lexer ) ; var parser = new SelectParser ( tokens ) ; parser . buildParseTrees = true ; return parser . select ( ) ; }