Function lex

packages/compiler/test/expression_parser/lexer_spec.ts:11–13

(text: string)

import {Lexer, StringTokenKind, Token} from '../../src/expression_parser/lexer';

function lex(text: string): any[] {
  return new Lexer().tokenize(text);
}

function expectToken(token: any, index: number, end: number) {
  expect(token instanceof Token).toBe(true);