Simple configuration example

Author: linusjf

nodeconfig/.env

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+NODE_CONFIG_DIR=./config
+NODE_ENV=production

nodeconfig/config/default.json

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+{
+    "app": {
+        "port": 3000
+    },
+    "db": {
+        "host": "localhost",
+        "port": 27017,
+        "name": "ydb"
+    }
+}

nodeconfig/config/default.yaml

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+app:
+  port: 3000
+
+db: 
+  host: localhost
+  port: 27017
+  name: ydb

nodeconfig/config/production.yaml

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+app:
+  port: 3300
+
+db: 
+  host: localhost
+  port: 27017
+  name: mydb

nodeconfig/dotenv

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+NODE_CONFIG_DIR=./config
+NODE_ENV=[development|production]
+

nodeconfig/simple.js

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+#!/usr/bin/env node
+require("dotenv").config();
+const config = require("config");
+
+let appPort = config.get("app.port");
+console.log(`Application port: ${appPort}`);
+
+let dbHost = config.get("db.host");
+console.log(`Database host: ${dbHost}`);
+
+let dbPort = config.get("db.port");
+console.log(`Database port: ${dbPort}`);
+
+let dbName = config.get("db.name");
+console.log(`Database name: ${dbName}`);
+
+console.log("NODE_ENV: " + config.util.getEnv("NODE_ENV"));