fix(plugins): noop if config hook returns same config reference (#18467)

bluwy · web-flow · commit bd540d52eb60 · 2024-10-25T16:12:20.000+02:00
diff --git a/packages/vite/src/node/config.ts b/packages/vite/src/node/config.ts
@@ -1740,7 +1740,7 @@ async function runConfigHook(
     const handler = getHookHandler(hook)
     if (handler) {
       const res = await handler(conf, configEnv)
-      if (res) {
+      if (res && res !== conf) {
         conf = mergeConfig(conf, res)
       }
     }

Original file line number	Diff line number	Diff line change
`@@ -1740,7 +1740,7 @@ async function runConfigHook(`
`1740`	`1740`	`const handler = getHookHandler(hook)`
`1741`	`1741`	`if (handler) {`
`1742`	`1742`	`const res = await handler(conf, configEnv)`
`1743`		`- if (res) {`
	`1743`	`+ if (res && res !== conf) {`
`1744`	`1744`	`conf = mergeConfig(conf, res)`
`1745`	`1745`	`}`
`1746`	`1746`	`}`