add chompLeadingSpace to align with Strada behavior

Author: a-tarasyuk

internal/fourslash/test_parser.go

@@ -215,6 +215,7 @@ const (
 
 func parseFileContent(fileName string, content string, fileOptions map[string]string) (*testFileWithMarkers, error) {
 	fileName = tspath.GetNormalizedAbsolutePath(fileName, "/")
+	content = chompLeadingSpace(content)
 
 	// The file content (minus metacharacters) so far
 	var output strings.Builder
@@ -466,6 +467,23 @@ func reportError(fileName string, line int, col int, message string) error {
 	return &fourslashError{fmt.Sprintf("%v (%v,%v): %v", fileName, line, col, message)}
 }
 
+func chompLeadingSpace(content string) string {
+	lines := strings.Split(content, "\n")
+	for _, line := range lines {
+		if len(line) > 0 && line[0] != ' ' {
+			return content
+		}
+	}
+
+	result := make([]string, len(lines))
+	for i, line := range lines {
+		if len(line) > 0 {
+			result[i] = line[1:]
+		}
+	}
+	return strings.Join(result, "\n")
+}
+
 type fourslashError struct {
 	err string
 }

internal/fourslash/tests/gen/formatOnEnterInComment_test.go

@@ -18,5 +18,5 @@ func TestFormatOnEnterInComment(t *testing.T) {
 	defer done()
 	f.GoToMarker(t, "1")
 	f.InsertLine(t, "")
-	f.VerifyCurrentFileContentIs(t, "  /**\n   * \n\n   */")
+	f.VerifyCurrentFileContentIs(t, " /**\n  * \n\n  */")
 }

internal/fourslash/tests/gen/semicolonFormattingInsideAComment_test.go

@@ -16,5 +16,5 @@ func TestSemicolonFormattingInsideAComment(t *testing.T) {
 	defer done()
 	f.GoToMarker(t, "")
 	f.Insert(t, ";")
-	f.VerifyCurrentLineContentIs(t, "   //;")
+	f.VerifyCurrentLineContentIs(t, "  //;")
 }

internal/fourslash/tests/gen/semicolonFormattingInsideAStringLiteral_test.go

@@ -16,5 +16,5 @@ func TestSemicolonFormattingInsideAStringLiteral(t *testing.T) {
 	defer done()
 	f.GoToMarker(t, "")
 	f.Insert(t, ";")
-	f.VerifyCurrentLineContentIs(t, "   var x = \"string;")
+	f.VerifyCurrentLineContentIs(t, "  var x = \"string;")
 }