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setup-python/node_modules/ts-jest/dist/util/importer.js

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2019-06-27 01:12:00 +00:00
"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spread = (this && this.__spread) || function () {
for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));
return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
var logger_1 = require("./logger");
var memoize_1 = require("./memoize");
var messages_1 = require("./messages");
var version_checkers_1 = require("./version-checkers");
var logger = logger_1.rootLogger.child({ namespace: 'Importer' });
var passThru = function (action) { return function (input) {
action();
return input;
}; };
var Importer = (function () {
function Importer(_patches) {
if (_patches === void 0) { _patches = {}; }
this._patches = _patches;
}
Object.defineProperty(Importer, "instance", {
get: function () {
logger.debug('creating Importer singleton');
return new Importer({
'@babel/core': [passThru(version_checkers_1.VersionCheckers.babelCore.warn)],
'babel-jest': [passThru(version_checkers_1.VersionCheckers.babelJest.warn)],
typescript: [passThru(version_checkers_1.VersionCheckers.typescript.warn)],
jest: [passThru(version_checkers_1.VersionCheckers.jest.warn)],
});
},
enumerable: true,
configurable: true
});
Importer.prototype.babelJest = function (why) {
return this._import(why, 'babel-jest');
};
Importer.prototype.babelCore = function (why) {
return this._import(why, '@babel/core');
};
Importer.prototype.typescript = function (why, which) {
return this._import(why, which);
};
Importer.prototype.tryThese = function (moduleName) {
var fallbacks = [];
for (var _i = 1; _i < arguments.length; _i++) {
fallbacks[_i - 1] = arguments[_i];
}
var name;
var loaded;
var tries = __spread([moduleName], fallbacks);
while ((name = tries.shift()) !== undefined) {
var req = requireWrapper(name);
var contextReq = __assign({}, req);
delete contextReq.exports;
if (req.exists) {
loaded = req;
if (loaded.error) {
logger.error({ requireResult: contextReq }, "failed loading module '" + name + "'", loaded.error.message);
}
else {
logger.debug({ requireResult: contextReq }, 'loaded module', name);
loaded.exports = this._patch(name, loaded.exports);
}
break;
}
else {
logger.debug({ requireResult: contextReq }, "module '" + name + "' not found");
continue;
}
}
return loaded;
};
Importer.prototype.tryTheseOr = function (moduleNames, missingResult, allowLoadError) {
if (allowLoadError === void 0) { allowLoadError = false; }
var args = Array.isArray(moduleNames) ? moduleNames : [moduleNames];
var result = this.tryThese.apply(this, __spread(args));
if (!result)
return missingResult;
if (!result.error)
return result.exports;
if (allowLoadError)
return missingResult;
throw result.error;
};
Importer.prototype._patch = function (name, unpatched) {
if (name in this._patches) {
logger.debug('patching', name);
return this._patches[name].reduce(function (mod, patcher) { return patcher(mod); }, unpatched);
}
return unpatched;
};
Importer.prototype._import = function (why, moduleName, _a) {
var _b = _a === void 0 ? {} : _a, _c = _b.alternatives, alternatives = _c === void 0 ? [] : _c, _d = _b.installTip, installTip = _d === void 0 ? moduleName : _d;
var res = this.tryThese.apply(this, __spread([moduleName], alternatives));
if (res && res.exists) {
if (!res.error)
return res.exports;
throw new Error(messages_1.interpolate(messages_1.Errors.LoadingModuleFailed, { module: res.given, error: res.error.message }));
}
var msg = alternatives.length ? messages_1.Errors.UnableToLoadAnyModule : messages_1.Errors.UnableToLoadOneModule;
var loadModule = __spread([moduleName], alternatives).map(function (m) { return "\"" + m + "\""; }).join(', ');
if (typeof installTip === 'string') {
installTip = [{ module: installTip, label: "install \"" + installTip + "\"" }];
}
var fix = installTip
.map(function (tip) {
return " " + (installTip.length === 1 ? '↳' : '•') + " " + messages_1.interpolate(messages_1.Helps.FixMissingModule, tip);
})
.join('\n');
throw new Error(messages_1.interpolate(msg, {
module: loadModule,
reason: why,
fix: fix,
}));
};
__decorate([
memoize_1.Memoize(function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
return args.join(':');
})
], Importer.prototype, "tryThese", null);
__decorate([
memoize_1.Memoize(function (name) { return name; })
], Importer.prototype, "_patch", null);
__decorate([
memoize_1.Memoize()
], Importer, "instance", null);
return Importer;
}());
exports.Importer = Importer;
exports.importer = Importer.instance;
function requireWrapper(moduleName) {
var path;
var exists = false;
try {
path = resolveModule(moduleName);
exists = true;
}
catch (error) {
return { error: error, exists: exists, given: moduleName };
}
var result = { exists: exists, path: path, given: moduleName };
try {
result.exports = requireModule(moduleName);
}
catch (error) {
result.error = error;
}
return result;
}
var requireModule = function (mod) { return require(mod); };
var resolveModule = function (mod) { return require.resolve(mod); };
function __requireModule(localRequire, localResolve) {
requireModule = localRequire;
resolveModule = localResolve;
}
exports.__requireModule = __requireModule;