fix(compiler-sfc): infer TSIntersectionType

sxzz · sxzz · commit 958bbff1c77c · 2023-01-27T01:13:38.000+08:00
fix #4294 (comment)
diff --git a/packages/compiler-sfc/src/compileScript.ts b/packages/compiler-sfc/src/compileScript.ts
@@ -1967,15 +1967,14 @@ function inferRuntimeType(
     case 'TSParenthesizedType':
       return inferRuntimeType(node.typeAnnotation, declaredTypes)
     case 'TSUnionType':
+    case 'TSIntersectionType':
       return [
         ...new Set(
           [].concat(
             ...(node.types.map(t => inferRuntimeType(t, declaredTypes)) as any)
           )
         )
       ]
-    case 'TSIntersectionType':
-      return ['Object']
 
     case 'TSSymbolKeyword':
       return ['Symbol']

Original file line number	Diff line number	Diff line change
`@@ -1967,15 +1967,14 @@ function inferRuntimeType(`
`1967`	`1967`	`case 'TSParenthesizedType':`
`1968`	`1968`	`return inferRuntimeType(node.typeAnnotation, declaredTypes)`
`1969`	`1969`	`case 'TSUnionType':`
	`1970`	`+ case 'TSIntersectionType':`
`1970`	`1971`	`return [`
`1971`	`1972`	`...new Set(`
`1972`	`1973`	`[].concat(`
`1973`	`1974`	`...(node.types.map(t => inferRuntimeType(t, declaredTypes)) as any)`
`1974`	`1975`	`)`
`1975`	`1976`	`)`
`1976`	`1977`	`]`
`1977`		`- case 'TSIntersectionType':`
`1978`		`- return ['Object']`
`1979`	`1978`
`1980`	`1979`	`case 'TSSymbolKeyword':`
`1981`	`1980`	`return ['Symbol']`