vendor tsgo

tools/tsgo/internal/fourslash/tests/hoverMixinOverrideDocumentation_test.go

@@ -0,0 +1,38 @@
+package fourslash_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/fourslash"
+	"github.com/microsoft/typescript-go/internal/testutil"
+)
+
+func TestHoverMixinOverrideDocumentation(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+
+	const content = `
+// @strict: true
+// @filename: main.ts
+
+declare class BaseClass {
+    /** some documentation */
+    static method(): number;
+}
+
+type AnyConstructor = abstract new (...args: any[]) => object
+
+class MixinClass {}
+declare function Mix<T extends AnyConstructor>(BaseClass: T): typeof MixinClass & T;
+
+declare class Mixed extends Mix(BaseClass) {
+    static method(): number;
+}
+
+Mixed./*1*/method;
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+
+	f.VerifyQuickInfoAt(t, "1", "(method) Mixed.method(): number", "some documentation")
+}