vendor tsgo

tools/tsgo/internal/fourslash/tests/manual/signatureHelpOnOverloadOnConst_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"
+)
+
+func TestSignatureHelpOnOverloadOnConst(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `function x1(x: 'hi');
+function x1(y: 'bye');
+function x1(z: string);
+function x1(a: any) {
+}
+
+x1(''/*1*/);
+x1('hi'/*2*/);
+x1('bye'/*3*/);`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+	f.GoToMarker(t, "1")
+	f.VerifySignatureHelp(t, fourslash.VerifySignatureHelpOptions{ParameterName: "z", ParameterSpan: "z: string", OverloadsCount: 3})
+	f.GoToMarker(t, "2")
+	f.VerifySignatureHelp(t, fourslash.VerifySignatureHelpOptions{ParameterName: "x", ParameterSpan: "x: 'hi'", OverloadsCount: 3})
+	f.GoToMarker(t, "3")
+	f.VerifySignatureHelp(t, fourslash.VerifySignatureHelpOptions{ParameterName: "y", ParameterSpan: "y: 'bye'", OverloadsCount: 3})
+}