@swc-node/core/lib/index.js

Faster swc nodejs binding

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.transformSync = transformSync;
exports.transformJest = transformJest;
exports.transform = transform;
const core_1 = require("@swc/core");
// Oldest LTS Node.js supported target
const DEFAULT_ES_TARGET = 'es2018';
function transformOption(path, options, jest = false) {
    var _a, _b, _c, _d, _e, _f, _g;
    const opts = options !== null && options !== void 0 ? options : {};
    opts.esModuleInterop = (_a = opts.esModuleInterop) !== null && _a !== void 0 ? _a : true;
    const moduleType = (_b = options === null || options === void 0 ? void 0 : options.module) !== null && _b !== void 0 ? _b : 'commonjs';
    return {
        filename: path,
        jsc: ((_c = options === null || options === void 0 ? void 0 : options.swc) === null || _c === void 0 ? void 0 : _c.swcrc)
            ? undefined
            : {
                target: (_d = opts.target) !== null && _d !== void 0 ? _d : DEFAULT_ES_TARGET,
                externalHelpers: jest ? true : Boolean(opts.externalHelpers),
                parser: {
                    syntax: 'typescript',
                    tsx: typeof opts.jsx !== 'undefined' ? opts.jsx : path.endsWith('.tsx'),
                    decorators: Boolean(opts.experimentalDecorators),
                    dynamicImport: Boolean(opts.dynamicImport),
                },
                transform: {
                    legacyDecorator: Boolean(opts.experimentalDecorators),
                    decoratorVersion: (_e = opts.decoratorVersion) !== null && _e !== void 0 ? _e : '2021-12',
                    decoratorMetadata: Boolean(opts.emitDecoratorMetadata),
                    useDefineForClassFields: Boolean(opts.useDefineForClassFields),
                    react: options === null || options === void 0 ? void 0 : options.react,
                    // @ts-expect-error
                    hidden: {
                        jest,
                    },
                },
                keepClassNames: opts.keepClassNames,
                paths: opts.paths,
                baseUrl: opts.baseUrl,
                experimental: {
                    keepImportAttributes: true,
                },
            },
        minify: false,
        isModule: true,
        module: ((_f = options === null || options === void 0 ? void 0 : options.swc) === null || _f === void 0 ? void 0 : _f.swcrc)
            ? undefined
            : {
                type: moduleType,
                ...(moduleType === 'commonjs' || moduleType === 'umd' || moduleType === 'amd'
                    ? {
                        noInterop: !opts.esModuleInterop,
                        ignoreDynamic: opts.ignoreDynamic,
                    }
                    : undefined),
            },
        sourceMaps: ((_g = options === null || options === void 0 ? void 0 : options.swc) === null || _g === void 0 ? void 0 : _g.swcrc)
            ? undefined
            : jest || typeof opts.sourcemap === 'undefined'
                ? 'inline'
                : opts.sourcemap,
        inlineSourcesContent: true,
        swcrc: false,
        ...options === null || options === void 0 ? void 0 : options.swc,
    };
}
function transformSync(source, path, options) {
    return (0, core_1.transformSync)(source, transformOption(path, options));
}
function transformJest(source, path, options) {
    return (0, core_1.transformSync)(source, transformOption(path, options, true));
}
function transform(source, path, options) {
    return (0, core_1.transform)(source, transformOption(path, options));
}
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