Function initInjections

static/vuejs/vue.js:3667–3704

(vm)

}

function initInjections (vm) {
  var inject = vm.$options.inject;
  if (inject) {
    // inject is :any because flow is not smart enough to figure out cached
    // isArray here
    var isArray = Array.isArray(inject);
    var keys = isArray
      ? inject
      : hasSymbol
        ? Reflect.ownKeys(inject)
        : Object.keys(inject);

    var loop = function ( i ) {
      var key = keys[i];
      var provideKey = isArray ? key : inject[key];
      var source = vm;
      while (source) {
        if (source._provided && provideKey in source._provided) {
          /* istanbul ignore else */
          {
            defineReactive$$1(vm, key, source._provided[provideKey], function () {
              warn(
                "Avoid mutating an injected value directly since the changes will be " +
                "overwritten whenever the provided component re-renders. " +
                "injection being mutated: \"" + key + "\"",
                vm
              );
            });
          }
          break
        }
        source = source.$parent;
      }
    };

    for (var i = 0; i < keys.length; i++) loop( i );
  }
}

/*  */