Function createChainableTypeChecker

docs/lib/react.js:12588–12607

(validate)

/*eslint-enable no-self-compare*/

function createChainableTypeChecker(validate) {
  function checkType(isRequired, props, propName, componentName, location, propFullName) {
    componentName = componentName || ANONYMOUS;
    propFullName = propFullName || propName;
    if (props[propName] == null) {
      var locationName = ReactPropTypeLocationNames[location];
      if (isRequired) {
        return new Error('Required ' + locationName + ' `' + propFullName + '` was not specified in ' + ('`' + componentName + '`.'));
      }
      return null;
    } else {
      return validate(props, propName, componentName, location, propFullName);
    }
  }

  var chainedCheckType = checkType.bind(null, false);
  chainedCheckType.isRequired = checkType.bind(null, true);

  return chainedCheckType;
}

function createPrimitiveTypeChecker(expectedType) {
  function validate(props, propName, componentName, location, propFullName) {