runtime/api/component.js

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import { registerElement } from '../vdom/WeexElement'

const weexComponents = {}

/**
 * Register native components information.
 * @param {array} newComponents
 */
export function registerComponents (newComponents) {
  if (Array.isArray(newComponents)) {
    newComponents.forEach(component => {
      if (!component) {
        return
      }
      if (typeof component === 'string') {
        weexComponents[component] = true
      }
      else if (typeof component === 'object' && typeof component.type === 'string') {
        weexComponents[component.type] = component
        registerElement(component.type, component.methods)
      }
    })
  }
}

/**
 * Check whether the component has been registered.
 * @param {String} component name
 */
export function isRegisteredComponent (name) {
  return !!weexComponents[name]
}