Hapiness Config

Configuration module based on node-config & js-yaml libraries.

Table of contents

• Using config module
  • Yarn or NPM it in your package.json
  • Standalone
  • Hapiness
• Change History
• Maintainers
• License

Using config module

yarn or npm it in your package.json

$ npm install --save @h@hapiness/config
or
$ yarn add @hapiness/config

"dependencies": {"@hapiness/config": "^1.2.1",//...}//...

Standalone

./config/default.yml:

my:
config: test

Node.js Script:

import{Config}from'@hapiness/config';if(Config.has('my.config')){console.log(Config.get('my.config'));// output: 'test'}

Hapiness

./config/default.yml:

external_service:
baseUrl: 'test'mymodule_database:
provider: postgresqlhostname: localhostuser: pguserpassword: keyboard cat

Hapiness module:

// external-module.tsimport{HapinessModule,CoreModuleWithProviders,InjectionToken,Inject,Optional,}from'@hapiness/core';import{ConfigHelper,ConfigInterface}from'@hapiness/config';
@HapinessModule({
...
})exportclassExternalModule{staticsetConfig(config: ConfigInterface): CoreModuleWithProviders{return{module: ExternalModule,providers: [ConfigHelpers.getProvider('mymodule_database',config)]};}}exportclassService{constructor(@Optional() @Inject(ConfigHelper.getInjectionToken('mymodule_database'))config){// @Optional to not throw errors if config is not passed
...
}}

// main-module.tsimport{HapinessModule,}from'@hapiness/core';import{ExternalModule}from'external-module';import{Config}from'@hapiness/config';
@HapinessModule({
...
imports: [ExternalModule.setConfig(Config.get('mymodule_database'))]})
...

Hapiness service:

// main-module.tsimport{HapinessModule,}from'@hapiness/core';import{ConfigHelper,Config}from'@hapiness/config';import{MyCustomService}from'./services';
@HapinessModule({
...
providers: [ConfigHelper.getProvider('external_service'),MyCustomService,
...
]})
...

import{Injectable}from'@hapiness/core';import{ConfigInterface}from'@hapiness/config';// my-custom-service.ts
@Injectable()classMyCustomService{private_baseUrl: string;constrcutor(
@Inject(ConfigHelper.getInjectionToken('external_service'))private_config: ConfigInterface){}connect(){this._baseUrl=this._config.get<string>('baseUrl');}}...

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Change History

• v1.2.1 (2018-09-26)
  • Fix a bug when default value of get() was a falsy value and wrongly interpreted as undefined
• v1.2.0 (2018-05-09) * Delete obsolete peerDependencies
  • Latest packages' versions
  • Documentation
• v1.1.1 (2017-12-28) * Fix load config
• v1.1.0 (2017-11-20)
  • Latest packages' versions.
  • Documentation.
  • Change packaging process.
• v1.0.0 (2017-10-27)
  • Create Config module.
  • Tests module.
  • Documentation.
  • First stable version.

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Maintainers

Julien Fauville	Antoine Gomez	Sébastien Ritz	Nicolas Jessel

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License

Copyright (c) 2018 Hapiness Licensed under the MIT license.

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