This PR adds tsconfigs for each separate application: - `src/tsconfig.app.json`: configuration for the Angular app. - `src/tsconfig.spec.json`: configuration for the unit tests. Defaults to the Angular app config. - `e2e/tsconfig.e2e.json`: configuration for the e2e tests. There is an additional root-level `tsconfig.json` that is used for editor integration. For Angular version 4 projects, these tsconfigs will use inheritance since it's available with TypeScript 2.1. This is not a breaking change. Existing projects should not be affected.
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3rd Party Library Installation
Simply install your library via npm install lib-name --save
and import it in your code.
If the library does not include typings, you can install them using npm:
npm install d3 --save
npm install @types/d3 --save-dev
Then open src/tsconfig.app.json
and add it to the types
array:
"types":[
"d3"
]
If the library you added typings for is only to be used on your e2e tests,
instead use e2e/tsconfig.e2e.json
.
The same goes for unit tests and src/tsconfig.spec.json
.
If the library doesn't have typings available at @types/
, you can still use it by
manually adding typings for it:
-
First, create a
typings.d.ts
file in yoursrc/
folder. This file will be automatically included as global type definition. -
Then, in
src/typings.d.ts
, add the following code:
declare module 'typeless-package';
- Finally, in the component or file that uses the library, add the following code:
import * as typelessPackage from 'typeless-package';
typelessPackage.method();
Done. Note: you might need or find useful to define more typings for the library that you're trying to use.