parseConfigPragmaEnvironmentForTest() — react Function Reference

Source Code

compiler/packages/babel-plugin-react-compiler/src/Utils/TestUtils.ts lines 115–161

function parseConfigPragmaEnvironmentForTest(
  pragma: string,
  defaultConfig: PartialEnvironmentConfig,
): EnvironmentConfig {
  // throw early if the defaults are invalid
  EnvironmentConfigSchema.parse(defaultConfig);

  const maybeConfig: Partial<Record<keyof EnvironmentConfig, unknown>> =
    defaultConfig;

  for (const {key, value: val} of splitPragma(pragma)) {
    if (!hasOwnProperty(EnvironmentConfigSchema.shape, key)) {
      continue;
    }
    const isSet = val == null || val === 'true';
    if (isSet && key in testComplexConfigDefaults) {
      maybeConfig[key] = testComplexConfigDefaults[key];
    } else if (isSet) {
      maybeConfig[key] = true;
    } else if (val === 'false') {
      maybeConfig[key] = false;
    } else if (val) {
      const parsedVal = tryParseTestPragmaValue(val).unwrap();
      if (key === 'customMacros' && typeof parsedVal === 'string') {
        maybeConfig[key] = [parsedVal.split('.')[0]];
        continue;
      }
      maybeConfig[key] = parsedVal;
    }
  }
  const config = EnvironmentConfigSchema.safeParse(maybeConfig);
  if (config.success) {
    /**
     * Unless explicitly enabled, do not insert HMR handling code
     * in test fixtures or playground to reduce visual noise.
     */
    if (config.data.enableResetCacheOnSourceFileChanges == null) {
      config.data.enableResetCacheOnSourceFileChanges = false;
    }
    return config.data;
  }
  CompilerError.invariant(false, {
    reason: 'Internal error, could not parse config from pragma string',
    description: `${fromZodError(config.error)}`,
    loc: GeneratedSource,
  });
}