feat(exports)!: only auto-fill types when exports.legacy (#685)

lishaduck · sxzz · web-flow · commit 7be6bad8117e · 2026-01-03T16:20:23.000+08:00
Co-authored-by: Kevin Deng &lt;sxzz@sxzz.moe&gt;
diff --git a/src/features/pkg/exports.test.ts b/src/features/pkg/exports.test.ts
@@ -391,7 +391,7 @@ describe.concurrent('generateExports', () => {
         "main": undefined,
         "module": undefined,
         "publishExports": undefined,
-        "types": "./index.d.ts",
+        "types": undefined,
       }
     `)
   })
diff --git a/src/features/pkg/exports.ts b/src/features/pkg/exports.ts
@@ -258,7 +258,7 @@ export async function generateExports(
   return {
     main: legacy ? main || module || pkg.main : undefined,
     module: legacy ? module || pkg.module : undefined,
-    types: cjsTypes || esmTypes || pkg.types,
+    types: legacy ? cjsTypes || esmTypes || pkg.types : pkg.types,
     exports,
     publishExports,
   }

Original file line number	Diff line number	Diff line change
`@@ -391,7 +391,7 @@ describe.concurrent('generateExports', () => {`
`391`	`391`	`"main": undefined,`
`392`	`392`	`"module": undefined,`
`393`	`393`	`"publishExports": undefined,`
`394`		`- "types": "./index.d.ts",`
	`394`	`+ "types": undefined,`
`395`	`395`	`}`
`396`	`396`	`)
`397`	`397`	`})`
Original file line number	Diff line number	Diff line change
`@@ -258,7 +258,7 @@ export async function generateExports(`
`258`	`258`	`return {`
`259`	`259`	`main: legacy ? main \|\| module \|\| pkg.main : undefined,`
`260`	`260`	`module: legacy ? module \|\| pkg.module : undefined,`
`261`		`- types: cjsTypes \|\| esmTypes \|\| pkg.types,`
	`261`	`+ types: legacy ? cjsTypes \|\| esmTypes \|\| pkg.types : pkg.types,`
`262`	`262`	`exports,`
`263`	`263`	`publishExports,`
`264`	`264`	`}`