[SAT-1957] Convert haste-server to Typescript

src/lib/helpers/config.ts

@@ -0,0 +1,21 @@
+import * as fs from 'fs'
+import { Config } from '../../types/config'
+
+const getConfig = (): Config => {
+  const configPath = process.argv.length <= 2 ? 'config.json' : process.argv[2]
+  const config = JSON.parse(fs.readFileSync(configPath, 'utf8'))
+
+  config.port = (process.env.PORT || config.port || 7777) as number
+  config.host = process.env.HOST || config.host || 'localhost'
+
+  if (!config.storage) {
+    config.storage = { type: 'file' }
+  }
+  if (!config.storage.type) {
+    config.storage.type = 'file'
+  }
+
+  return config
+}
+
+export default getConfig