typeorm test

src/datasource.ts

@@ -0,0 +1,20 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+import { join } from 'path';
+import * as dotenv from 'dotenv';
+import { readFileSync } from 'fs';
+import * as toml from 'toml';
+import { DataSource } from 'typeorm';
+
+dotenv.config();
+
+const CONFIG_ENV = process.env.NODE_ENV === 'production' ? 'prod' : 'dev';
+const CONFIG_FILENAME = process.env.CONFIG || `config.${CONFIG_ENV}.toml`;
+const CONFIG_PATH = join(process.cwd(), CONFIG_FILENAME);
+
+// toml.parse returns an object that doesn't have the correct prototype,
+// thus this JSON workaround is used.
+const config = JSON.parse(
+  JSON.stringify(toml.parse(readFileSync(CONFIG_PATH, { encoding: 'utf-8' }))),
+);
+
+export default new DataSource({ ...config.database });