vendor tsgo

tools/tsgo/internal/fourslash/tests/completionAfterExtendsL10nInJs_test.go

@@ -0,0 +1,43 @@
+package fourslash_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/fourslash"
+	"github.com/microsoft/typescript-go/internal/testutil"
+)
+
+func TestCompletionAfterExtendsL10nInJs(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `
+// @allowJs: true
+// @checkJs: true
+// @Filename: /interfaces.d.ts
+export interface IL10n {}
+
+// @Filename: /genericl10n.js
+/** @typedef {import("./interfaces").IL10n} IL10n */
+
+class L10n {
+	constructor(options) {
+		this.options = options;
+	}
+}
+
+/**
+ * @implements {IL10n}
+ */
+class GenericL10n extends L10n/*1*/ {
+	constructor(lang) {
+		super({ lang });
+	}
+}
+
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+
+	f.GoToMarker(t, "1")
+	f.GetCompletions(t, nil /*userPreferences*/)
+}