MrK*_*tts 3 javascript ecmascript-6 vue.js es6-modules vuejs2
在 vue.js 中。我有以下 auth.js,在 js 文件的底部有“导出默认值”。在我的 Registration.vue 文件中如何访问“操作”?
这是我尝试过的:
注册.vue
import {actions} from 'src/util/auth';
export default {
components: {
actions
},
data(){
},
methods: {
submitReg() {
console.log(actions)
}
}
}
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错误:在“src/util/auth”中找不到导出“actions”
这是 auth.js 文件完整代码,此处https://gist.github.com/toricls/5c38d2930a36262f0674c1ffa8d5134a:
import Amplify, { Auth } from 'aws-amplify';
const state = {
user: null,
};
const actions = {
async getCurrentUserInfo({ commit }) {
// This is returning null - why?
// const user = await Auth.currentUserInfo();
const user = await Auth.currentAuthenticatedUser();
const attributes = await Auth.userAttributes(user);
console.log(attributes);
commit(types.AUTHENTICATE, {
username: user.username,
...extractAttributes(attributes),
});
},
async signIn({ commit }, { username, password }) {
const user = await Auth.signIn(username, password);
const attributes = await Auth.userAttributes(user);
commit(types.AUTHENTICATE, {
username: user.username,
...extractAttributes(attributes),
});
},
async signOut() {
await Auth.signOut();
},
async signUp(_, { username, password, firstName, lastName }) {
const data = await Auth.signUp({
username,
password,
attributes: {
given_name: firstName,
family_name: lastName,
},
});
console.log(data);
},
};
const mutations = {
[types.AUTHENTICATE](state, payload) {
state.user = payload;
},
[types.SIGNOUT](state) {
state.user = null;
},
};
export default {
namespaced: true,
state,
actions,
mutations,
};
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Dan*_*Dan 12
es6 模块中有两种导出:named和default。{ }
当您在导入中看到大括号时,这就是命名导入语法。尽管它看起来像解构,但它与解构不同。您无法在import
语句内进行解构。将您的代码更改为:
import myExport from 'src/util/auth';
const { actions } = myExport;
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以下是使用这两种导出的一些示例:
export default { a: 1, b: 2 } // Default object export
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export default "Some string" // Default string export
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导入这些,例如:
import myExport from 'mymodule'; // no braces
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export const myExport = { a: 1, b: 2 } // named object export
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export const myExport = "Some string" // named string export
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导入这些(注意大括号):
import { myExport } from 'mymodule' // braces
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