comet-config

Roles

Use a namespace to join environment variables with configuration file and expose a configuration object.

Engine

Any configuration property can be set in environement variable or config file, an environment overrride all files. A environment property is translate from NAMESPACE_MY_VAR to myVar in Configuration object

Utils

You can add additional path to look for config files. the symbol you must provide is extraConfigPaths, it's an array of string.

Config file example

module.exports = { 
  key: 'value',
  test: true, 
  ab: 'test' 
}

Usage

process.env['TEMOC_ENVIRONEMENT_PROPERTY'] = 'property-value'

import { Inject, Injectable, bootstrap } from 'comet-ioc'
import { Configuration, namespace } from "comet-config";

@Injectable()
export class App {
  constructor(@Inject(Configuration) public conf: Configuration) { }
}

app = bootstrap(App, {
  declarations: [
    Configuration
  ],
  constants: [{
    provide: namespace,
    useValue: 'temoc'
  }]
})

console.log( app.conf.props.environementProperty ) // display: property-value