+++ /dev/null
-"use strict";
-/**
- * @license
- * Copyright 2019 Palantir Technologies, Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-Object.defineProperty(exports, "__esModule", { value: true });
-var tslib_1 = require("tslib");
-var fs = require("fs");
-var error_1 = require("../error");
-/** Read a file, but return undefined if it is an MPEG '.ts' file. */
-function tryReadFile(filename, logger) {
- return tslib_1.__awaiter(this, void 0, void 0, function () {
- var buffer, fd;
- return tslib_1.__generator(this, function (_a) {
- if (!fs.existsSync(filename)) {
- throw new error_1.FatalError("Unable to open file: " + filename);
- }
- buffer = Buffer.allocUnsafe(256);
- fd = fs.openSync(filename, "r");
- try {
- fs.readSync(fd, buffer, 0, 256, 0);
- if (buffer.readInt8(0) === 0x47 && buffer.readInt8(188) === 0x47) {
- // MPEG transport streams use the '.ts' file extension. They use 0x47 as the frame
- // separator, repeating every 188 bytes. It is unlikely to find that pattern in
- // TypeScript source, so tslint ignores files with the specific pattern.
- logger.error(filename + ": ignoring MPEG transport stream\n");
- return [2 /*return*/, undefined];
- }
- }
- finally {
- fs.closeSync(fd);
- }
- return [2 /*return*/, fs.readFileSync(filename, "utf8")];
- });
- });
-}
-exports.tryReadFile = tryReadFile;