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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- const semver = require("semver");
- const typescript = require("typescript");
- 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, '2.4.1')) {
- // 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
- };
- }
- exports.getCompiler = getCompiler;
- function getCompilerOptions(configParseResult) {
- const compilerOptions = Object.assign({}, configParseResult.options, {
- skipLibCheck: true,
- 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 < typescript.ScriptTarget.ES2015)) {
- compilerOptions.module = typescript.ModuleKind.CommonJS;
- }
- return compilerOptions;
- }
- exports.getCompilerOptions = getCompilerOptions;
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