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- "use strict";
- var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
- if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
- if (ar || !(i in from)) {
- if (!ar) ar = Array.prototype.slice.call(from, 0, i);
- ar[i] = from[i];
- }
- }
- return to.concat(ar || Array.prototype.slice.call(from));
- };
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.register = void 0;
- var match_path_sync_1 = require("./match-path-sync");
- var config_loader_1 = require("./config-loader");
- var options_1 = require("./options");
- var noOp = function () { return void 0; };
- function getCoreModules(builtinModules) {
- builtinModules = builtinModules || [
- "assert",
- "buffer",
- "child_process",
- "cluster",
- "crypto",
- "dgram",
- "dns",
- "domain",
- "events",
- "fs",
- "http",
- "https",
- "net",
- "os",
- "path",
- "punycode",
- "querystring",
- "readline",
- "stream",
- "string_decoder",
- "tls",
- "tty",
- "url",
- "util",
- "v8",
- "vm",
- "zlib",
- ];
- var coreModules = {};
- for (var _i = 0, builtinModules_1 = builtinModules; _i < builtinModules_1.length; _i++) {
- var module_1 = builtinModules_1[_i];
- coreModules[module_1] = true;
- }
- return coreModules;
- }
- /**
- * Installs a custom module load function that can adhere to paths in tsconfig.
- * Returns a function to undo paths registration.
- */
- function register(explicitParams) {
- var configLoaderResult = (0, config_loader_1.configLoader)({
- cwd: options_1.options.cwd,
- explicitParams: explicitParams,
- });
- if (configLoaderResult.resultType === "failed") {
- console.warn("".concat(configLoaderResult.message, ". tsconfig-paths will be skipped"));
- return noOp;
- }
- var matchPath = (0, match_path_sync_1.createMatchPath)(configLoaderResult.absoluteBaseUrl, configLoaderResult.paths, configLoaderResult.mainFields, configLoaderResult.addMatchAll);
- // Patch node's module loading
- // tslint:disable-next-line:no-require-imports variable-name
- var Module = require("module");
- var originalResolveFilename = Module._resolveFilename;
- var coreModules = getCoreModules(Module.builtinModules);
- // tslint:disable-next-line:no-any
- Module._resolveFilename = function (request, _parent) {
- var isCoreModule = coreModules.hasOwnProperty(request);
- if (!isCoreModule) {
- var found = matchPath(request);
- if (found) {
- var modifiedArguments = __spreadArray([found], [].slice.call(arguments, 1), true); // Passes all arguments. Even those that is not specified above.
- // tslint:disable-next-line:no-invalid-this
- return originalResolveFilename.apply(this, modifiedArguments);
- }
- }
- // tslint:disable-next-line:no-invalid-this
- return originalResolveFilename.apply(this, arguments);
- };
- return function () {
- // Return node's module loading to original state.
- Module._resolveFilename = originalResolveFilename;
- };
- }
- exports.register = register;
- //# sourceMappingURL=register.js.map
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