95 lines
14 KiB
JavaScript
95 lines
14 KiB
JavaScript
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const lodash_1 = require("lodash");
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const strip_bom_1 = __importDefault(require("strip-bom"));
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const promisified_functions_1 = require("../utils/promisified-functions");
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const runtime_1 = require("../errors/runtime");
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const types_1 = require("../errors/types");
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const compilers_1 = require("./compilers");
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const SOURCE_CHUNK_LENGTH = 1000;
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class Compiler {
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constructor(sources, compilerOptions, { isCompilerServiceMode, baseUrl, experimentalEsm } = {}) {
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this.sources = sources;
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this.experimentalEsm = experimentalEsm;
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(0, compilers_1.initTestFileCompilers)(compilerOptions, { isCompilerServiceMode, baseUrl, experimentalEsm });
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}
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static getSupportedTestFileExtensions() {
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return (0, lodash_1.uniq)((0, lodash_1.flattenDeep)((0, compilers_1.getTestFileCompilers)().map(compiler => compiler.getSupportedExtension())));
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}
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static async createTestFileInfo(filename) {
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let code = null;
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try {
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code = await (0, promisified_functions_1.readFile)(filename);
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}
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catch (err) {
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throw new runtime_1.GeneralError(types_1.RUNTIME_ERRORS.cannotFindSpecifiedTestSource, filename);
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}
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code = (0, strip_bom_1.default)(code).toString();
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const compiler = (0, lodash_1.find)((0, compilers_1.getTestFileCompilers)(), someCompiler => someCompiler.canCompile(code, filename));
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if (!compiler)
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return null;
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return {
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filename,
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code,
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compiler,
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compiledCode: null,
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};
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}
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async _createTestFilesInfo(filenames) {
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const testFilesInfo = await Promise.all(filenames.map(filename => Compiler.createTestFileInfo(filename)));
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return testFilesInfo.filter(info => !!info);
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}
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async _precompileFiles(compiler, testFilesInfo) {
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if (!compiler.canPrecompile || this.experimentalEsm && compiler.canCompileInEsm)
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return;
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const precompiledCode = await compiler.precompile(testFilesInfo);
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for (let i = 0; i < testFilesInfo.length; i++)
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testFilesInfo[i].compiledCode = precompiledCode[i];
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}
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_getCompilerTasks(testFilesInfo) {
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const tasks = new WeakMap();
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const compilers = [];
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for (const info of testFilesInfo) {
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const { compiler } = info;
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if (!tasks.has(compiler)) {
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compilers.push(compiler);
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tasks.set(compiler, []);
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}
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tasks.get(info.compiler).push(info);
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}
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return compilers.map(compiler => ({ compiler, compilerTestFilesInfo: tasks.get(compiler) }));
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}
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async _getTests({ compiler, filename, code, compiledCode }) {
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if (compiledCode || this.experimentalEsm && compiler.canCompileInEsm)
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return await compiler.execute(compiledCode, filename);
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return await compiler.compile(code, filename);
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}
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async _compileTestFiles(filenames) {
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const testFilesInfo = await this._createTestFilesInfo(filenames);
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const compilerTasks = this._getCompilerTasks(testFilesInfo);
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await Promise.all(compilerTasks.map(({ compiler, compilerTestFilesInfo }) => this._precompileFiles(compiler, compilerTestFilesInfo)));
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const tests = [];
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for (const info of testFilesInfo)
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tests.push(await this._getTests(info));
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return tests;
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}
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async getTests() {
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// NOTE: split sources into chunks because the fs module can't read all files
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// simultaneously if the number of them is too large (several thousands).
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const sourceChunks = (0, lodash_1.chunk)(this.sources, SOURCE_CHUNK_LENGTH);
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let tests = [];
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while (sourceChunks.length)
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tests = tests.concat(await this._compileTestFiles(sourceChunks.shift()));
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Compiler.cleanUp();
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return (0, lodash_1.flattenDeep)(tests).filter(test => !!test);
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}
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static cleanUp() {
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(0, compilers_1.getTestFileCompilers)().forEach(compiler => compiler.cleanUp());
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}
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}
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exports.default = Compiler;
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module.exports = exports.default;
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