mirror of
https://github.com/ezolenko/rollup-plugin-typescript2.git
synced 2025-12-08 19:06:16 +00:00
425 lines
17 KiB
JavaScript
425 lines
17 KiB
JavaScript
/* eslint-disable */
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'use strict';
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var fs = require('fs-extra');
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var ts = require('typescript');
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var _ = require('lodash');
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var graph = require('graphlib');
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var hash = require('object-hash');
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var rollupPluginutils = require('rollup-pluginutils');
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var path = require('path');
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var colors = require('colors/safe');
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const __assign = Object.assign || function (target) {
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for (var source, i = 1; i < arguments.length; i++) {
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source = arguments[i];
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for (var prop in source) {
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if (Object.prototype.hasOwnProperty.call(source, prop)) {
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target[prop] = source[prop];
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}
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}
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}
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return target;
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};
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var VerbosityLevel;
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(function (VerbosityLevel) {
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VerbosityLevel[VerbosityLevel["Error"] = 0] = "Error";
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VerbosityLevel[VerbosityLevel["Warning"] = 1] = "Warning";
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VerbosityLevel[VerbosityLevel["Info"] = 2] = "Info";
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VerbosityLevel[VerbosityLevel["Debug"] = 3] = "Debug";
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})(VerbosityLevel || (VerbosityLevel = {}));
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var ConsoleContext = (function () {
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function ConsoleContext(verbosity, prefix) {
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if (prefix === void 0) { prefix = ""; }
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this.verbosity = verbosity;
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this.prefix = prefix;
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}
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ConsoleContext.prototype.warn = function (message) {
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if (this.verbosity < VerbosityLevel.Warning)
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return;
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console.log("" + this.prefix + message);
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};
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ConsoleContext.prototype.error = function (message) {
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if (this.verbosity < VerbosityLevel.Error)
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return;
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console.log("" + this.prefix + message);
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};
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ConsoleContext.prototype.info = function (message) {
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if (this.verbosity < VerbosityLevel.Info)
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return;
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console.log("" + this.prefix + message);
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};
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ConsoleContext.prototype.debug = function (message) {
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if (this.verbosity < VerbosityLevel.Debug)
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return;
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console.log("" + this.prefix + message);
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};
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return ConsoleContext;
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}());
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var LanguageServiceHost = (function () {
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function LanguageServiceHost(parsedConfig) {
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this.parsedConfig = parsedConfig;
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this.cwd = process.cwd();
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this.snapshots = {};
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}
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LanguageServiceHost.prototype.setSnapshot = function (fileName, data) {
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var snapshot = ts.ScriptSnapshot.fromString(data);
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this.snapshots[fileName] = snapshot;
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return snapshot;
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};
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LanguageServiceHost.prototype.getScriptSnapshot = function (fileName) {
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if (_.has(this.snapshots, fileName))
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return this.snapshots[fileName];
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if (fs.existsSync(fileName)) {
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this.snapshots[fileName] = ts.ScriptSnapshot.fromString(ts.sys.readFile(fileName));
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return this.snapshots[fileName];
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}
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return undefined;
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};
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LanguageServiceHost.prototype.getCurrentDirectory = function () {
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return this.cwd;
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};
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LanguageServiceHost.prototype.getScriptVersion = function (_fileName) {
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return "0";
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};
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LanguageServiceHost.prototype.getScriptFileNames = function () {
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return this.parsedConfig.fileNames;
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};
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LanguageServiceHost.prototype.getCompilationSettings = function () {
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return this.parsedConfig.options;
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};
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LanguageServiceHost.prototype.getDefaultLibFileName = function (opts) {
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return ts.getDefaultLibFilePath(opts);
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};
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return LanguageServiceHost;
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}());
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/**
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* Saves data in new cache folder or reads it from old one.
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* Avoids perpetually growing cache and situations when things need to consider changed and then reverted data to be changed.
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*/
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var RollingCache = (function () {
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/**
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* @param cacheRoot: root folder for the cache
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* @param checkNewCache: whether to also look in new cache when reading from cache
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*/
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function RollingCache(cacheRoot, checkNewCache) {
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this.cacheRoot = cacheRoot;
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this.checkNewCache = checkNewCache;
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this.oldCacheRoot = this.cacheRoot + "/cache";
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this.newCacheRoot = this.cacheRoot + "/cache_";
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fs.emptyDirSync(this.newCacheRoot);
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}
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/**
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* @returns true if name exist in old cache (or either old of new cache if checkNewCache is true)
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*/
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RollingCache.prototype.exists = function (name) {
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if (this.checkNewCache && fs.existsSync(this.newCacheRoot + "/" + name))
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return true;
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return fs.existsSync(this.oldCacheRoot + "/" + name);
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};
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/**
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* @returns true if old cache contains all names and nothing more
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*/
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RollingCache.prototype.match = function (names) {
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if (!fs.existsSync(this.oldCacheRoot))
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return names.length === 0; // empty folder matches
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return _.isEqual(fs.readdirSync(this.oldCacheRoot).sort(), names.sort());
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};
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/**
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* @returns data for name, must exist in old cache (or either old of new cache if checkNewCache is true)
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*/
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RollingCache.prototype.read = function (name) {
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if (this.checkNewCache && fs.existsSync(this.newCacheRoot + "/" + name))
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return fs.readJsonSync(this.newCacheRoot + "/" + name, "utf8");
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return fs.readJsonSync(this.oldCacheRoot + "/" + name, "utf8");
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};
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RollingCache.prototype.write = function (name, data) {
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if (data === undefined)
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return;
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if (this.checkNewCache)
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fs.writeJsonSync(this.newCacheRoot + "/" + name, data);
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else
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fs.writeJson(this.newCacheRoot + "/" + name, data, { encoding: "utf8" }, function () { });
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};
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RollingCache.prototype.touch = function (name) {
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if (this.checkNewCache)
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fs.ensureFileSync(this.newCacheRoot + "/" + name);
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else
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fs.ensureFile(this.newCacheRoot + "/" + name, function () { });
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};
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/**
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* clears old cache and moves new in its place
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*/
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RollingCache.prototype.roll = function () {
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var _this = this;
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fs.remove(this.oldCacheRoot, function () {
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fs.move(_this.newCacheRoot, _this.oldCacheRoot, function () { });
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});
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};
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return RollingCache;
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}());
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var Cache = (function () {
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function Cache(host, cache, options, rootFilenames, context) {
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var _this = this;
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this.host = host;
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this.options = options;
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this.context = context;
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this.cacheVersion = "1";
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this.ambientTypesDirty = false;
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this.cacheDir = cache + "/" + hash.sha1({ version: this.cacheVersion, rootFilenames: rootFilenames, options: this.options });
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this.codeCache = new RollingCache(this.cacheDir + "/code", true);
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this.typesCache = new RollingCache(this.cacheDir + "/types", false);
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this.diagnosticsCache = new RollingCache(this.cacheDir + "/diagnostics", false);
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this.dependencyTree = new graph.Graph({ directed: true });
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this.dependencyTree.setDefaultNodeLabel(function (_node) { return { dirty: false }; });
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this.ambientTypes = _.filter(rootFilenames, function (file) { return _.endsWith(file, ".d.ts"); })
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.map(function (id) { return { id: id, snapshot: _this.host.getScriptSnapshot(id) }; });
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}
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Cache.prototype.clean = function () {
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this.context.info("cleaning cache: " + this.cacheDir);
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fs.emptyDirSync(this.cacheDir);
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};
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Cache.prototype.walkTree = function (cb) {
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var acyclic = graph.alg.isAcyclic(this.dependencyTree);
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if (acyclic) {
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_.each(graph.alg.topsort(this.dependencyTree), function (id) { return cb(id); });
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return;
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}
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this.context.info("import tree has cycles");
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_.each(this.dependencyTree.nodes(), function (id) { return cb(id); });
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};
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Cache.prototype.setDependency = function (importee, importer) {
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// importee -> importer
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this.context.debug(importee + " -> " + importer);
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this.dependencyTree.setEdge(importer, importee);
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};
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Cache.prototype.compileDone = function () {
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var _this = this;
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var typeNames = _.filter(this.ambientTypes, function (snaphot) { return snaphot.snapshot !== undefined; })
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.map(function (snaphot) { return _this.makeName(snaphot.id, snaphot.snapshot); });
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// types dirty if any d.ts changed, added or removed
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this.ambientTypesDirty = !this.typesCache.match(typeNames);
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if (this.ambientTypesDirty)
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this.context.info("ambient types changed, redoing all diagnostics");
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_.each(typeNames, function (name) { return _this.typesCache.touch(name); });
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};
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Cache.prototype.diagnosticsDone = function () {
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this.codeCache.roll();
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this.diagnosticsCache.roll();
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this.typesCache.roll();
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};
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Cache.prototype.getCompiled = function (id, snapshot, transform) {
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var name = this.makeName(id, snapshot);
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if (!this.codeCache.exists(name) || this.isDirty(id, snapshot, false)) {
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this.context.debug("fresh transpile for: " + id);
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var data_1 = transform();
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this.codeCache.write(name, data_1);
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this.markAsDirty(id, snapshot);
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return data_1;
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}
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this.context.debug("old transpile for: " + id);
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var data = this.codeCache.read(name);
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this.codeCache.write(name, data);
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return data;
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};
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Cache.prototype.getDiagnostics = function (id, snapshot, check) {
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var name = this.makeName(id, snapshot);
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if (!this.diagnosticsCache.exists(name) || this.isDirty(id, snapshot, true)) {
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this.context.debug("fresh diagnostics for: " + id);
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var data_2 = this.convert(check());
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this.diagnosticsCache.write(name, data_2);
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this.markAsDirty(id, snapshot);
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return data_2;
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}
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this.context.debug("old diagnostics for: " + id);
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var data = this.diagnosticsCache.read(name);
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this.diagnosticsCache.write(name, data);
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return data;
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};
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Cache.prototype.markAsDirty = function (id, _snapshot) {
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this.context.debug("changed: " + id);
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this.dependencyTree.setNode(id, { dirty: true });
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};
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// returns true if node or any of its imports or any of global types changed
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Cache.prototype.isDirty = function (id, _snapshot, checkImports) {
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var _this = this;
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var label = this.dependencyTree.node(id);
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if (!label)
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return false;
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if (!checkImports || label.dirty)
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return label.dirty;
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if (this.ambientTypesDirty)
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return true;
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var dependencies = graph.alg.dijkstra(this.dependencyTree, id);
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return _.some(dependencies, function (dependency, node) {
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if (!node || dependency.distance === Infinity)
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return false;
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var l = _this.dependencyTree.node(node);
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var dirty = l === undefined ? true : l.dirty;
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if (dirty)
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_this.context.debug("import changed: " + id + " -> " + node);
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return dirty;
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});
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};
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Cache.prototype.makeName = function (id, snapshot) {
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var data = snapshot.getText(0, snapshot.getLength());
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return hash.sha1({ data: data, id: id });
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};
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Cache.prototype.convert = function (data) {
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return _.map(data, function (diagnostic) {
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var entry = {
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flatMessage: ts.flattenDiagnosticMessageText(diagnostic.messageText, "\n"),
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};
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if (diagnostic.file) {
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var _a = diagnostic.file.getLineAndCharacterOfPosition(diagnostic.start), line = _a.line, character = _a.character;
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entry.fileLine = diagnostic.file.fileName + " (" + (line + 1) + "," + (character + 1) + ")";
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}
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return entry;
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});
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};
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return Cache;
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}());
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function getOptionsOverrides() {
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return {
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module: ts.ModuleKind.ES2015,
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sourceMap: true,
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noEmitHelpers: true,
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importHelpers: true,
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noResolve: false,
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};
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}
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// Gratefully lifted from 'look-up', due to problems using it directly:
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// https://github.com/jonschlinkert/look-up/blob/master/index.js
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// MIT Licenced
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function findFile(cwd, filename) {
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var fp = cwd ? (cwd + "/" + filename) : filename;
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if (fs.existsSync(fp))
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return fp;
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var segs = cwd.split(path.sep);
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var len = segs.length;
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while (len--) {
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cwd = segs.slice(0, len).join("/");
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fp = cwd + "/" + filename;
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if (fs.existsSync(fp))
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return fp;
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}
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return null;
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}
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// The injected id for helpers.
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var TSLIB = "tslib";
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var tslibSource;
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try {
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// tslint:disable-next-line:no-string-literal no-var-requires
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var tslibPath = require.resolve("tslib/" + require("tslib/package.json")["module"]);
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tslibSource = fs.readFileSync(tslibPath, "utf8");
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}
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catch (e) {
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console.warn("Error loading `tslib` helper library.");
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throw e;
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}
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function parseTsConfig() {
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var fileName = findFile(process.cwd(), "tsconfig.json");
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if (!fileName)
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throw new Error("couldn't find 'tsconfig.json' in " + process.cwd());
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var text = ts.sys.readFile(fileName);
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var result = ts.parseConfigFileTextToJson(fileName, text);
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var configParseResult = ts.parseJsonConfigFileContent(result.config, ts.sys, path.dirname(fileName), getOptionsOverrides(), fileName);
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return configParseResult;
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}
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function printDiagnostics(context, diagnostics) {
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_.each(diagnostics, function (diagnostic) {
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if (diagnostic.fileLine)
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context.warn(diagnostic.fileLine + ": " + colors.yellow(diagnostic.flatMessage));
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else
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context.warn(colors.yellow(diagnostic.flatMessage));
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});
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}
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function typescript(options) {
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options = __assign({}, options);
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_.defaults(options, {
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check: true,
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verbose: VerbosityLevel.Info,
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clean: false,
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cacheRoot: process.cwd() + "/.rts2_cache",
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include: ["*.ts+(|x)", "**/*.ts+(|x)"],
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exclude: ["*.d.ts", "**/*.d.ts"],
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});
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var filter$$1 = rollupPluginutils.createFilter(options.include, options.exclude);
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var parsedConfig = parseTsConfig();
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var servicesHost = new LanguageServiceHost(parsedConfig);
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var services = ts.createLanguageService(servicesHost, ts.createDocumentRegistry());
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var context = new ConsoleContext(options.verbose, "");
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var cache = new Cache(servicesHost, options.cacheRoot, parsedConfig.options, parsedConfig.fileNames, context);
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if (options.clean)
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cache.clean();
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return {
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resolveId: function (importee, importer) {
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if (importee === TSLIB)
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return "\0" + TSLIB;
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if (!importer)
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return null;
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importer = importer.split("\\").join("/");
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var result = ts.nodeModuleNameResolver(importee, importer, parsedConfig.options, ts.sys);
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if (result.resolvedModule && result.resolvedModule.resolvedFileName) {
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if (filter$$1(result.resolvedModule.resolvedFileName))
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cache.setDependency(result.resolvedModule.resolvedFileName, importer);
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if (_.endsWith(result.resolvedModule.resolvedFileName, ".d.ts"))
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return null;
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return result.resolvedModule.resolvedFileName;
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}
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return null;
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},
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load: function (id) {
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if (id === "\0" + TSLIB)
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return tslibSource;
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return undefined;
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},
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transform: function (code, id) {
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var _this = this;
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if (!filter$$1(id))
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return undefined;
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var snapshot = servicesHost.setSnapshot(id, code);
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var result = cache.getCompiled(id, snapshot, function () {
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var output = services.getEmitOutput(id);
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if (output.emitSkipped)
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_this.error({ message: colors.red("failed to transpile " + id) });
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var transpiled = _.find(output.outputFiles, function (entry) { return _.endsWith(entry.name, ".js"); });
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var map$$1 = _.find(output.outputFiles, function (entry) { return _.endsWith(entry.name, ".map"); });
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return {
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code: transpiled ? transpiled.text : undefined,
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map: map$$1 ? JSON.parse(map$$1.text) : { mappings: "" },
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};
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});
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return result;
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},
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outro: function () {
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cache.compileDone();
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if (options.check) {
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cache.walkTree(function (id) {
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var snapshot = servicesHost.getScriptSnapshot(id);
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if (!snapshot) {
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context.error(colors.red("failed lo load snapshot for " + id));
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return;
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}
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var diagnostics = cache.getDiagnostics(id, snapshot, function () {
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return services
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.getCompilerOptionsDiagnostics()
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.concat(services.getSyntacticDiagnostics(id))
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.concat(services.getSemanticDiagnostics(id));
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});
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printDiagnostics(context, diagnostics);
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});
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}
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cache.diagnosticsDone();
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},
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};
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}
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module.exports = typescript;
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