next
Version:
The React Framework
42 lines (41 loc) • 1.78 kB
JavaScript
;
var _vm = _interopRequireDefault(require("vm"));
var _index = require("./index");
var _options = require("./options");
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
// Jest use the `vm` [Module API](https://nodejs.org/api/vm.html#vm_class_vm_module) for ESM.
// see https://github.com/facebook/jest/issues/9430
const isSupportEsm = 'Module' in _vm.default;
module.exports = {
createTransformer: (inputOptions)=>({
process (src, filename, jestOptions) {
const jestConfig = getJestConfig(jestOptions);
let swcTransformOpts = (0, _options).getJestSWCOptions({
// When target is node it's similar to the server option set in SWC.
isServer: jestConfig.testEnvironment && jestConfig.testEnvironment === 'node',
filename,
nextConfig: inputOptions.nextConfig,
jsConfig: inputOptions.jsConfig,
resolvedBaseUrl: inputOptions.resolvedBaseUrl,
esm: isSupportEsm && isEsm(Boolean(inputOptions.isEsmProject), filename, jestConfig)
});
return (0, _index).transformSync(src, {
...swcTransformOpts,
filename
});
}
})
};
function getJestConfig(jestConfig) {
return 'config' in jestConfig ? jestConfig.config : jestConfig;
}
function isEsm(isEsmProject, filename, jestConfig) {
var ref;
return /\.jsx?$/.test(filename) && isEsmProject || ((ref = jestConfig.extensionsToTreatAsEsm) === null || ref === void 0 ? void 0 : ref.find((ext)=>filename.endsWith(ext)
));
}
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