Function makeTerminalNodeLinkFn

06.Router/basic/js/vue.js:7431–7455

* Build a node link function for a terminal directive. * A terminal link function terminates the current * compilation recursion and handles compilation of the * subtree in the directive. * * @param {Element} el * @param {String} dirName * @param {String} value * @param {Obje

(el, dirName, value, options, def, rawName, arg, modifiers)

   */

  function makeTerminalNodeLinkFn(el, dirName, value, options, def, rawName, arg, modifiers) {
    var parsed = parseDirective(value);
    var descriptor = {
      name: dirName,
      arg: arg,
      expression: parsed.expression,
      filters: parsed.filters,
      raw: value,
      attr: rawName,
      modifiers: modifiers,
      def: def
    };
    // check ref for v-for and router-view
    if (dirName === 'for' || dirName === 'router-view') {
      descriptor.ref = findRef(el);
    }
    var fn = function terminalNodeLinkFn(vm, el, host, scope, frag) {
      if (descriptor.ref) {
        defineReactive((scope || vm).$refs, descriptor.ref, null);
      }
      vm._bindDir(descriptor, el, host, scope, frag);
    };
    fn.terminal = true;
    return fn;
  }

  /**
   * Compile the directives on an element and return a linker.