vendor tsgo

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

@@ -0,0 +1,30 @@
+package fourslash_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/fourslash"
+	"github.com/microsoft/typescript-go/internal/testutil"
+)
+
+// Tests that signature help does not panic when the contextual type has only construct signatures
+// (no call signatures).
+func TestSignatureHelpContextualConstructSignatureNoCrash(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `
+type Obj = {
+    foo: new () => object
+}
+
+let obj: Obj = {
+    foo(/*constructOnly*/) {}
+}
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+	// When contextual type only has construct signatures (no call signatures),
+	// no signature help should be provided (and no panic should occur).
+	f.GoToMarker(t, "constructOnly")
+	f.VerifyNoSignatureHelp(t)
+}