fix(types/sfc): fix withDefaults type inference when using union types (#4925)

2021-11-15 04:09:00 +01:00
parent fa2237f1d8
commit 04e5835196
2 changed files with 28 additions and 12 deletions
--- a/test-dts/setupHelpers.test-d.ts
+++ b/test-dts/setupHelpers.test-d.ts
@@ -45,6 +45,21 @@ describe('defineProps w/ type declaration + withDefaults', () => {
  res.x.slice()
 })

+describe('defineProps w/ union type declaration + withDefaults', () => {
+  withDefaults(
+    defineProps<{
+      union1?: number | number[] | { x: number }
+      union2?: number | number[] | { x: number }
+      union3?: number | number[] | { x: number }
+    }>(),
+    {
+      union1: 123,
+      union2: () => [123],
+      union3: () => ({ x: 123 })
+    }
+  )
+})
+
 describe('defineProps w/ runtime declaration', () => {
  // runtime declaration
  const props = defineProps({