refactor: rename config => loaders

BREAKING CHANGE: `config` option is deprecated, use `loaders` to instead

README.md

@@ -116,7 +116,7 @@ import { AppConfig } from "./app.config";
     ConfigModule.register({
       isGlobal: true,
       providers: [AppConfig],
-      config: [
+      loaders: [
         processEnvLoader,
         // transform DATABASE__HOST="0.0.0.0"
         // to DATABASE = { HOST: "0.0.0.0" }
@@ -167,7 +167,7 @@ import { yamlConfigLoader } from "./yamlConfigLoader";
     ConfigModule.register({
       isGlobal: true,
       providers: [AppConfig],
-      config: [yamlConfigLoader("my-yaml-config.yaml")],
+      loaders: [yamlConfigLoader("my-yaml-config.yaml")],
     }),
   ],
 })

src/config.module.ts

@@ -69,7 +69,7 @@ export class ConfigModule extends ConfigurableModuleClass {
       provide: MODULE_LOADED_CONFIG_TOKEN,
       inject: [MODULE_OPTIONS_TOKEN],
       useFactory: async (options: typeof OPTIONS_TYPE) => {
-        const configLoaders = (options.config || [processEnvLoader(), '.env'])
+        const configLoaders = (options.loaders || [processEnvLoader(), '.env'])
           .map((c) => (typeof c === 'string' ? dotenvLoader(c) : c))
 
         const configs = await Promise.all(configLoaders.map((loader) => loader(options)))
@@ -82,7 +82,7 @@ export class ConfigModule extends ConfigurableModuleClass {
    * Load config and provider before registering the module
    */
   static async preload(options: ConfigModuleOptions): Promise<void> {
-    const configLoaders = (options.config || [processEnvLoader(), '.env'])
+    const configLoaders = (options.loaders || [processEnvLoader(), '.env'])
       .map((c) => (typeof c === 'string' ? dotenvLoader(c) : c))
 
     const configs = await Promise.all(configLoaders.map((loader) => loader(options)))

src/interfaces/config-module-options.interface.ts

@@ -10,7 +10,7 @@ export interface ConfigModuleOptions {
   /**
    * @default ".env"
    */
-  config?: (string | ConfigLoader)[]
+  loaders?: (string | ConfigLoader)[]
 
   providers: Type[]