Merge branch 'gabritto/fourslash-rename' of https://github.com/microsoft/typescript-go into gabritto/fourslash-rename

Author: gabritto

internal/fourslash/fourslash.go

@@ -19,6 +19,7 @@ import (
 	"github.com/microsoft/typescript-go/internal/lsp"
 	"github.com/microsoft/typescript-go/internal/lsp/lsproto"
 	"github.com/microsoft/typescript-go/internal/project"
+	"github.com/microsoft/typescript-go/internal/repo"
 	"github.com/microsoft/typescript-go/internal/testutil/baseline"
 	"github.com/microsoft/typescript-go/internal/testutil/harnessutil"
 	"github.com/microsoft/typescript-go/internal/tspath"
@@ -121,6 +122,7 @@ var parseCache = project.ParseCache{
 }
 
 func NewFourslash(t *testing.T, capabilities *lsproto.ClientCapabilities, content string) *FourslashTest {
+	repo.SkipIfNoTypeScriptSubmodule(t)
 	if !bundled.Embedded {
 		// Without embedding, we'd need to read all of the lib files out from disk into the MapFS.
 		// Just skip this for now.