【发布时间】:2017-01-26 05:41:25
【问题描述】:
注意:我不使用 Angular-CLI
这个 plunker 正在使用 Alpha-8.1:https://plnkr.co/edit/qoZ3YCwSz0mQ5o974Dt0?p=preview
我的快速启动应用正在运行,没有任何问题。
第 1 步:我更新了 package.json 以包含 angular2-material 和 angular2-button 包。
package.json
{
"name": "angular2-quickstart",
"version": "1.0.0",
"scripts": {
"start": "tsc && concurrently \"npm run tsc:w\" \"npm run lite\" ",
"lite": "lite-server",
...
},
"license": "ISC",
"dependencies": {
"@angular/common": "2.0.0",
"@angular/compiler": "2.0.0",
"@angular/core": "2.0.0",
"systemjs": "0.19.27",
...
...
//<<<<<<<<<<<<<<<<<<<<<Here>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
"@angular2-material/core":"2.0.0-alpha.8-2",
"@angular2-material/button ":"2.0.0-alpha.8-2"
//<<<<<<<<<<<<<<<<<<<<<Here>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
},
"devDependencies": {
"concurrently": "^2.2.0",
"lite-server": "^2.2.2",
"typescript": "^2.0.2",
"typings":"^1.3.2"
}
}
第 2 步:我运行了 npm install,我可以看到 node_modules 文件夹下的 @angular-material 文件夹.
第 3 步:更新 systemjs.config.js 以将 @angular2/material 包映射到 node_modules umd.js 文件。
注意:我有 app: 'dist' 来分隔 .map.js 和 .js 来自 .ts 文件的文件
systemjs.config.js
(function (global) {
System.config({
paths: {
// paths serve as alias
'npm:': 'node_modules/'
},
// map tells the System loader where to look for things
map: {
// our app is within the app folder
app: 'dist',
// angular bundles
'@angular/core': 'npm:@angular/core/bundles/core.umd.js',
'@angular/common': 'npm:@angular/common/bundles/common.umd.js',
...
...
//<<<<<<<<<<<<<<<<<<<<<Here>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
'@angular2-material/core': 'npm:@angular2-material/core/core.umd.js',
'@angular2-material/button': 'npm:@angular2-material/button/button.umd.js',
//<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
app: {
main: './main.js',
defaultExtension: 'js'
},
rxjs: {
defaultExtension: 'js'
},
'angular2-in-memory-web-api': {
main: './index.js',
defaultExtension: 'js'
}
}
});
})(this);
第 4 步:更新 app.module.ts
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { AppComponent } from './app.component';
import { MdButtonModule } from '@angular2-material/button';
//import { MdCardModule } from '@angular2-material/card';
@NgModule({
imports: [ BrowserModule,MdButtonModule ],
declarations: [ AppComponent ],
bootstrap: [ AppComponent ]
})
export class AppModule { }
第 5 步:更新 app.component.ts
import { Component } from '@angular/core';
import { MD_BUTTON_DIRECTIVES } from '@angular2-material/button';
@Component({
selector: 'my-app',
template: `<h1>My First Angular 2 App Live</h1>
<button md-raised-button>Button</button>
`
})
export class AppComponent { }
错误:
localhost/:16 错误:错误:XHR 错误(404 未找到)正在加载 http://localhost:3000/node_modules/@angular2-material/button/button.umd.js(…)
【问题讨论】:
-
您确定您的
node_modules/@angular2-material/button/button.umd.js路径存在吗?你还有一个错字<button md-button-raised>Button</button>。应该是<button md-raised-button>Button</button>我在你的AppModule中看到了双重导入 -
等一下,让我检查一下。
-
是的,一切都如前所述。
-
这只是因为双
imports而已。鹰眼@yurzui。我正在做一些实验,所以忘记删除它。一切都按预期工作。 -
很高兴听到:)
标签: angular systemjs angular2-material