Function assertValueSpan

packages/compiler/test/render3/r3_ast_spans_spec.ts:432–439

(template: string, start: number, end: number)

    it('should not throw off span of value in bound attribute when leading spaces are present', () => {
      const assertValueSpan = (template: string, start: number, end: number) => {
        const result = parse(template);
        const boundAttribute = (result.nodes[0] as t.Element).inputs[0];
        const span = (boundAttribute.value as ASTWithSource).ast.sourceSpan;

        expect(span.start).toBe(start);
        expect(span.end).toBe(end);
      };

      assertValueSpan('<a [b]="helloWorld"></a>', 8, 18);
      assertValueSpan('<a [b]=" helloWorld"></a>', 9, 19);