oidc-client
Version:
OpenID Connect (OIDC) & OAuth2 client library
48 lines • 5.97 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
const core_1 = require("@angular-devkit/core");
const fs_1 = require("fs");
/**
* Read a file and returns its content. This supports different file encoding.
*/
function readFile(fileName) {
if (!fs_1.existsSync(fileName)) {
throw new core_1.FileDoesNotExistException(fileName);
}
const buffer = fs_1.readFileSync(fileName);
let len = buffer.length;
if (len >= 2 && buffer[0] === 0xFE && buffer[1] === 0xFF) {
// Big endian UTF-16 byte order mark detected. Since big endian is not supported by node.js,
// flip all byte pairs and treat as little endian.
len &= ~1;
for (let i = 0; i < len; i += 2) {
const temp = buffer[i];
buffer[i] = buffer[i + 1];
buffer[i + 1] = temp;
}
return buffer.toString('utf16le', 2);
}
if (len >= 2 && buffer[0] === 0xFF && buffer[1] === 0xFE) {
// Little endian UTF-16 byte order mark detected
return buffer.toString('utf16le', 2);
}
if (len >= 3 && buffer[0] === 0xEF && buffer[1] === 0xBB && buffer[2] === 0xBF) {
// UTF-8 byte order mark detected
return buffer.toString('utf8', 3);
}
// Default is UTF-8 with no byte order mark
return buffer.toString('utf8');
}
exports.readFile = readFile;
function readJsonFile(path) {
return core_1.parseJson(readFile(path), core_1.JsonParseMode.Loose);
}
exports.readJsonFile = readJsonFile;
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