vendor tsgo

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

@@ -0,0 +1,37 @@
+package fourslash_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/fourslash"
+	"github.com/microsoft/typescript-go/internal/testutil"
+)
+
+func TestPrivatePropertyOfUndefinedThis1(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `
+// @strict: true
+this.#a = {};
+export {};
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+	f.VerifyBaselineNonSuggestionDiagnostics(t)
+}
+
+func TestPrivatePropertyOfUndefinedThis2(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `
+// @strict: true
+export class C {
+    wat(this: any): boolean {
+        return this.#prop = {};
+    }
+}
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+	f.VerifyBaselineNonSuggestionDiagnostics(t)
+}