ts-loader
Version:
TypeScript loader for webpack
97 lines • 4.18 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.getCompiler = getCompiler;
exports.getCompilerOptions = getCompilerOptions;
const semver = __importStar(require("semver"));
function getCompiler(loaderOptions, log) {
let compiler;
let errorMessage;
let compilerDetailsLogMessage;
let compilerCompatible = false;
try {
compiler = require(loaderOptions.compiler);
}
catch (_e) {
errorMessage =
loaderOptions.compiler === 'typescript'
? 'Could not load TypeScript. Try installing with `yarn add typescript` or `npm install typescript`. If TypeScript is installed globally, try using `yarn link typescript` or `npm link typescript`.'
: `Could not load TypeScript compiler with NPM package name \`${loaderOptions.compiler}\`. Are you sure it is correctly installed?`;
}
if (errorMessage === undefined) {
compilerDetailsLogMessage = `ts-loader: Using ${loaderOptions.compiler}@${compiler.version}`;
compilerCompatible = false;
if (loaderOptions.compiler === 'typescript') {
if (compiler.version !== undefined &&
semver.gte(compiler.version, '3.6.3')) {
// don't log yet in this case, if a tsconfig.json exists we want to combine the message
compilerCompatible = true;
}
else {
log.logError(`${compilerDetailsLogMessage}. This version is incompatible with ts-loader. Please upgrade to the latest version of TypeScript.`);
}
}
else {
log.logWarning(`${compilerDetailsLogMessage}. This version may or may not be compatible with ts-loader.`);
}
}
return {
compiler,
compilerCompatible,
compilerDetailsLogMessage,
errorMessage,
};
}
function getCompilerOptions(configParseResult, compiler) {
const defaultOptions = { skipLibCheck: true };
const compilerOptions = Object.assign(defaultOptions, configParseResult.options, {
suppressOutputPathCheck: true, // This is why: https://github.com/Microsoft/TypeScript/issues/7363
});
// if `module` is not specified and not using ES6+ target, default to CJS module output
if (compilerOptions.module === undefined &&
compilerOptions.target !== undefined &&
compilerOptions.target < compiler.ScriptTarget.ES2015) {
compilerOptions.module = compiler.ModuleKind.CommonJS;
}
if (configParseResult.options.configFile) {
Object.defineProperty(compilerOptions, 'configFile', {
enumerable: false,
writable: false,
value: configParseResult.options.configFile,
});
}
return compilerOptions;
}
//# sourceMappingURL=compilerSetup.js.map