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/* --------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
* ------------------------------------------------------------------------------------------ */
'use strict';
Object.defineProperty(exports, "__esModule", { value: true });
var path = require("path");
var fs = require("fs");
var toString = Object.prototype.toString;
function isDefined(value) {
return typeof value !== 'undefined';
}
function isNumber(value) {
return toString.call(value) === '[object Number]';
}
function isString(value) {
return toString.call(value) === '[object String]';
}
function isBoolean(value) {
return value === true || value === false;
}
var MessageFormat;
(function (MessageFormat) {
MessageFormat["file"] = "file";
MessageFormat["bundle"] = "bundle";
MessageFormat["both"] = "both";
})(MessageFormat = exports.MessageFormat || (exports.MessageFormat = {}));
var LocalizeInfo;
(function (LocalizeInfo) {
function is(value) {
var candidate = value;
return candidate && isDefined(candidate.key) && isDefined(candidate.comment);
}
LocalizeInfo.is = is;
})(LocalizeInfo || (LocalizeInfo = {}));
var resolvedLanguage;
var resolvedBundles;
var options;
var isPseudo;
function initializeSettings() {
options = { locale: undefined, cacheLanguageResolution: true, messageFormat: MessageFormat.bundle };
if (isString(process.env.VSCODE_NLS_CONFIG)) {
try {
var vscodeOptions = JSON.parse(process.env.VSCODE_NLS_CONFIG);
if (isString(vscodeOptions.locale)) {
options.locale = vscodeOptions.locale.toLowerCase();
}
if (isString(vscodeOptions._cacheRoot)) {
options.cacheRoot = vscodeOptions._cacheRoot;
}
if (isString(vscodeOptions._languagePackId)) {
options.languagePackId = vscodeOptions._languagePackId;
}
if (isString(vscodeOptions._translationsConfigFile)) {
options.translationsConfigFile = vscodeOptions._translationsConfigFile;
try {
options.translationsConfig = require(options.translationsConfigFile);
}
catch (error) {
// Do nothing
}
}
}
catch (_a) {
// Do nothing.
}
}
isPseudo = options.locale === 'pseudo';
resolvedLanguage = undefined;
resolvedBundles = Object.create(null);
}
initializeSettings();
function supportsLanguagePack() {
return options.cacheRoot !== undefined && options.languagePackId !== undefined && options.translationsConfigFile !== undefined
&& options.translationsConfig !== undefined;
}
function format(message, args) {
var result;
if (isPseudo) {
// FF3B and FF3D is the Unicode zenkaku representation for [ and ]
message = '\uFF3B' + message.replace(/[aouei]/g, '$&$&') + '\uFF3D';
}
if (args.length === 0) {
result = message;
}
else {
result = message.replace(/\{(\d+)\}/g, function (match, rest) {
var index = rest[0];
return typeof args[index] !== 'undefined' ? args[index] : match;
});
}
return result;
}
function createScopedLocalizeFunction(messages) {
return function (key, message) {
var args = [];
for (var _i = 2; _i < arguments.length; _i++) {
args[_i - 2] = arguments[_i];
}
if (isNumber(key)) {
if (key >= messages.length) {
console.error("Broken localize call found. Index out of bounds. Stacktrace is\n: " + new Error('').stack);
return;
}
return format(messages[key], args);
}
else {
if (isString(message)) {
console.warn("Message " + message + " didn't get externalized correctly.");
return format(message, args);
}
else {
console.error("Broken localize call found. Stacktrace is\n: " + new Error('').stack);
}
}
};
}
function localize(key, message) {
var args = [];
for (var _i = 2; _i < arguments.length; _i++) {
args[_i - 2] = arguments[_i];
}
return format(message, args);
}
function resolveLanguage(file) {
var resolvedLanguage;
if (options.cacheLanguageResolution && resolvedLanguage) {
resolvedLanguage = resolvedLanguage;
}
else {
if (isPseudo || !options.locale) {
resolvedLanguage = '.nls.json';
}
else {
var locale = options.locale;
while (locale) {
var candidate = '.nls.' + locale + '.json';
if (fs.existsSync(file + candidate)) {
resolvedLanguage = candidate;
break;
}
else {
var index = locale.lastIndexOf('-');
if (index > 0) {
locale = locale.substring(0, index);
}
else {
resolvedLanguage = '.nls.json';
locale = null;
}
}
}
}
if (options.cacheLanguageResolution) {
resolvedLanguage = resolvedLanguage;
}
}
return file + resolvedLanguage;
}
function findInTheBoxBundle(root) {
var locale = options.locale;
while (locale) {
var candidate = path.join(root, "nls.bundle." + locale + ".json");
if (fs.existsSync(candidate)) {
return candidate;
}
else {
var index = locale.lastIndexOf('-');
if (index > 0) {
locale = locale.substring(0, index);
}
else {
locale = undefined;
}
}
}
// Test if we can reslove the default bundle.
if (locale === undefined) {
var candidate = path.join(root, 'nls.bundle.json');
if (fs.existsSync(candidate)) {
return candidate;
}
}
return undefined;
}
function mkdir(directory) {
try {
fs.mkdirSync(directory);
}
catch (err) {
if (err.code === 'EEXIST') {
return;
}
else if (err.code === 'ENOENT') {
var parent = path.dirname(directory);
if (parent !== directory) {
mkdir(parent);
fs.mkdir(directory);
}
}
else {
throw err;
}
}
}
function createDefaultNlsBundle(folder) {
var metaData = require(path.join(folder, 'nls.metadata.json'));
var result = Object.create(null);
for (var module_1 in metaData) {
var entry = metaData[module_1];
result[module_1] = entry.messages;
}
return result;
}
function createNLSBundle(header, metaDataPath) {
var languagePackLocation = options.translationsConfig[header.id];
if (!languagePackLocation) {
return undefined;
}
var languagePack = require(languagePackLocation).contents;
var metaData = require(path.join(metaDataPath, 'nls.metadata.json'));
var result = Object.create(null);
for (var module_2 in metaData) {
var entry = metaData[module_2];
var translations = languagePack[header.outDir + "/" + module_2];
if (translations) {
var resultMessages = [];
for (var i = 0; i < entry.keys.length; i++) {
var messageKey = entry.keys[i];
var key = isString(messageKey) ? messageKey : messageKey.key;
var translatedMessage = translations[key];
if (translatedMessage === undefined) {
translatedMessage = entry.messages[i];
}
resultMessages.push(translatedMessage);
}
result[module_2] = resultMessages;
}
else {
result[module_2] = entry.messages;
}
}
return result;
}
function touch(file) {
var d = new Date();
fs.utimes(file, d, d, function () {
// Do nothing. Ignore
});
}
function cacheBundle(key, bundle) {
resolvedBundles[key] = bundle;
return bundle;
}
function loadNlsBundleOrCreateFromI18n(header, bundlePath) {
var result;
var bundle = path.join(options.cacheRoot, header.id + "-" + header.hash + ".json");
var useMemoryOnly = false;
var writeBundle = false;
try {
result = JSON.parse(fs.readFileSync(bundle, { encoding: 'utf8', flag: 'r' }));
touch(bundle);
return result;
}
catch (err) {
if (err.code === 'ENOENT') {
writeBundle = true;
}
else if (err instanceof SyntaxError) {
// We have a syntax error. So no valid JSON. Use
console.log("Syntax error parsing message bundle: " + err.message);
useMemoryOnly = true;
}
else {
throw err;
}
}
result = createNLSBundle(header, bundlePath);
if (!result || useMemoryOnly) {
return result;
}
if (writeBundle) {
try {
fs.writeFileSync(bundle, JSON.stringify(result), { encoding: 'utf8', flag: 'wx' });
}
catch (err) {
if (err.code === 'EEXIST') {
return result;
}
throw err;
}
}
return result;
}
function loadNlsBundle(header, bundlePath) {
var result;
// Core decided to use a language pack. Do the same in the extension
if (supportsLanguagePack()) {
try {
result = loadNlsBundleOrCreateFromI18n(header, bundlePath);
}
catch (err) {
console.log("Load or create bundle failed ", err);
}
}
if (!result) {
var candidate = findInTheBoxBundle(bundlePath);
if (candidate) {
try {
return require(candidate);
}
catch (err) {
console.log("Loading in the box message bundle failed.", err);
}
}
try {
result = createDefaultNlsBundle(bundlePath);
}
catch (err) {
console.log("Generating default bundle from meta data failed.", err);
result = undefined;
}
}
return result;
}
function tryFindMetaDataHeaderFile(file) {
var result;
var dirname = path.dirname(file);
while (true) {
result = path.join(dirname, 'nls.metadata.header.json');
if (fs.existsSync(result)) {
break;
}
var parent = path.dirname(dirname);
if (parent === dirname) {
result = undefined;
break;
}
else {
dirname = parent;
}
}
return result;
}
function loadMessageBundle(file) {
if (!file) {
// No file. We are in dev mode. Return the default
// localize function.
return localize;
}
// Remove extension since we load json files.
var ext = path.extname(file);
if (ext) {
file = file.substr(0, file.length - ext.length);
}
if (options.messageFormat === MessageFormat.both || options.messageFormat === MessageFormat.bundle) {
var headerFile = tryFindMetaDataHeaderFile(file);
if (headerFile) {
var bundlePath = path.dirname(headerFile);
var bundle = resolvedBundles[bundlePath];
if (bundle === undefined) {
try {
var header = JSON.parse(fs.readFileSync(headerFile, 'utf8'));
try {
var nlsBundle = loadNlsBundle(header, bundlePath);
bundle = cacheBundle(bundlePath, nlsBundle ? { header: header, nlsBundle: nlsBundle } : null);
}
catch (err) {
console.error('Failed to load nls bundle', err);
bundle = cacheBundle(bundlePath, null);
}
}
catch (err) {
console.error('Failed to read header file', err);
bundle = cacheBundle(bundlePath, null);
}
}
if (bundle) {
var module_3 = file.substr(bundlePath.length + 1).replace(/\\/g, '/');
var messages = bundle.nlsBundle[module_3];
if (messages === undefined) {
console.error("Messages for file " + file + " not found. See console for details.");
return function () {
return 'Messages not found.';
};
}
return createScopedLocalizeFunction(messages);
}
}
}
if (options.messageFormat === MessageFormat.both || options.messageFormat === MessageFormat.file) {
// Try to load a single file bundle
try {
var json = require(resolveLanguage(file));
if (Array.isArray(json)) {
return createScopedLocalizeFunction(json);
}
else {
if (isDefined(json.messages) && isDefined(json.keys)) {
return createScopedLocalizeFunction(json.messages);
}
else {
console.error("String bundle '" + file + "' uses an unsupported format.");
return function () {
return 'File bundle has unsupported format. See console for details';
};
}
}
}
catch (err) {
if (err.code !== 'ENOENT') {
console.error('Failed to load single file bundle', err);
}
}
}
console.error("Failed to load message bundle for file " + file);
return function () {
return 'Failed to load message bundle. See console for details.';
};
}
exports.loadMessageBundle = loadMessageBundle;
function config(opts) {
if (opts) {
if (isString(opts.locale)) {
options.locale = opts.locale.toLowerCase();
resolvedLanguage = undefined;
resolvedBundles = Object.create(null);
}
if (opts.messageFormat !== undefined) {
options.messageFormat = opts.messageFormat;
}
}
isPseudo = options.locale === 'pseudo';
return loadMessageBundle;
}
exports.config = config;
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