line_push/node_modules/ts-loader/dist/compilerSetup.js
2022-07-21 03:28:35 +00:00

65 lines
2.7 KiB
JavaScript

"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;
}
if (configParseResult.options.configFile) {
Object.defineProperty(compilerOptions, 'configFile', {
enumerable: false,
writable: false,
value: configParseResult.options.configFile
});
}
return compilerOptions;
}
exports.getCompilerOptions = getCompilerOptions;
//# sourceMappingURL=compilerSetup.js.map