fix(compiler-sfc): support global augments with named exports (#13789)

Author: danielroe

packages/compiler-sfc/__tests__/compileScript/resolveType.spec.ts

@@ -1342,6 +1342,33 @@ describe('resolveType', () => {
       expect(deps && [...deps]).toStrictEqual(Object.keys(files))
     })
 
+    test('global types with named exports', () => {
+      const files = {
+        '/global.d.ts': `
+          declare global {
+            export interface ExportedInterface { foo: number }
+            export type ExportedType = { bar: boolean }
+          }
+          export {}
+        `,
+      }
+
+      const globalTypeFiles = { globalTypeFiles: Object.keys(files) }
+
+      expect(
+        resolve(`defineProps<ExportedInterface>()`, files, globalTypeFiles)
+          .props,
+      ).toStrictEqual({
+        foo: ['Number'],
+      })
+
+      expect(
+        resolve(`defineProps<ExportedType>()`, files, globalTypeFiles).props,
+      ).toStrictEqual({
+        bar: ['Boolean'],
+      })
+    })
+
     test('global types with ambient references', () => {
       const files = {
         // with references

packages/compiler-sfc/src/script/resolveType.ts

@@ -1296,7 +1296,12 @@ function recordTypes(
         }
       } else if (stmt.type === 'TSModuleDeclaration' && stmt.global) {
         for (const s of (stmt.body as TSModuleBlock).body) {
-          recordType(s, types, declares)
+          if (s.type === 'ExportNamedDeclaration' && s.declaration) {
+            // Handle export declarations inside declare global
+            recordType(s.declaration, types, declares)
+          } else {
+            recordType(s, types, declares)
+          }
         }
       }
     } else {