Function verifyOutput

packages/compiler-cli/test/ngtsc/ngtsc_spec.ts:1127–1147

(jsContents: string)

            `;

          const verifyOutput = (jsContents: string) => {
            // verify that there is no pattern that triggers automatic semicolon
            // insertion by checking that there are no function return statements
            // not wrapped in parentheses
            expect(trim(jsContents)).not.toMatch(/return\s+function/);
            expect(trim(jsContents)).toContain(
              trim(`
              [{
                  provide: 'token-a',
                  useFactory: ((service) => {
                      return (() => service.id);
                  })
              }, {
                  provide: 'token-b',
                  useFactory: (function (service) {
                      return (function () { return service.id; });
                  })
              }]
            `),
            );
          };

          it('should wrap functions in "providers" list in NgModule', () => {
            env.tsconfig({