Function reportFileNamesDifferOnlyInCasingError

test/fixtures/snapshot/typescript.js:118160–118168

(fileName, existingFile, reason)

            return processSourceFile(fileName, /*isDefaultLib*/ false, /*ignoreNoDefaultLib*/ false, /*packageId*/ undefined, reason);
        }
        function reportFileNamesDifferOnlyInCasingError(fileName, existingFile, reason) {
            var hasExistingReasonToReportErrorOn = !isReferencedFile(reason) && ts.some(fileReasons.get(existingFile.path), isReferencedFile);
            if (hasExistingReasonToReportErrorOn) {
                addFilePreprocessingFileExplainingDiagnostic(existingFile, reason, ts.Diagnostics.Already_included_file_name_0_differs_from_file_name_1_only_in_casing, [existingFile.fileName, fileName]);
            }
            else {
                addFilePreprocessingFileExplainingDiagnostic(existingFile, reason, ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, [fileName, existingFile.fileName]);
            }
        }
        function createRedirectSourceFile(redirectTarget, unredirected, fileName, path, resolvedPath, originalFileName) {
            var redirect = Object.create(redirectTarget);
            redirect.fileName = fileName;