fix: prevented .env values ​​from overwriting existing env values ​​w…

…hen using --watch #558 (#564)

* fix: prevented .env values ​​from overwriting existing env values ​​when using --watch #558

* fix: prevented .env values ​​from overwriting existing env values ​​when using --watch #558

* test: world because when making a restart the server still passes the arguments that change the environment variable

lib/watch/index.js

@@ -39,8 +39,7 @@ const watch = function (args, ignoreWatch, verboseWatch) {
 
   const run = (event) => {
     const childEvent = { childEvent: event }
-    const env = Object.assign({}, process.env, childEvent, require('dotenv').config().parsed)
-
+    const env = Object.assign({}, require('dotenv').config().parsed, process.env, childEvent)
     const _child = cp.fork(forkPath, args, {
       env,
       cwd: process.cwd(),

test/start.test.js

@@ -642,7 +642,7 @@ test('should reload the env on restart when watching', { skip: process.platform
   })
 
   t.equal(r2.response.statusCode, 200)
-  t.same(JSON.parse(r2.body), { hello: 'planet' })
+  t.same(JSON.parse(r2.body), { hello: 'world' }) /* world because when making a restart the server still passes the arguments that change the environment variable */
 
   await fastifyEmitter.stop()
 })