next/dist/esm/build/babel/loader/index.js

The React Framework

import transform from './transform';
async function nextBabelLoader(ctx, parentTrace, inputSource, inputSourceMap) {
    const filename = ctx.resourcePath;
    // Ensure `.d.ts` are not processed.
    if (filename.endsWith('.d.ts')) {
        return [
            inputSource,
            inputSourceMap
        ];
    }
    const target = ctx.target;
    const loaderOptions = parentTrace.traceChild('get-options')// @ts-ignore TODO: remove ignore once webpack 5 types are used
    .traceFn(()=>ctx.getOptions());
    if (loaderOptions.exclude && loaderOptions.exclude(filename)) {
        return [
            inputSource,
            inputSourceMap
        ];
    }
    const loaderSpanInner = parentTrace.traceChild('next-babel-turbo-transform');
    const { code: transformedSource, map: outputSourceMap } = await loaderSpanInner.traceAsyncFn(async ()=>await transform(ctx, inputSource, inputSourceMap, loaderOptions, filename, target, loaderSpanInner));
    return [
        transformedSource,
        outputSourceMap
    ];
}
function nextBabelLoaderOuter(inputSource, // webpack's source map format is compatible with babel, but the type signature doesn't match
inputSourceMap) {
    const callback = this.async();
    const loaderSpan = this.currentTraceSpan.traceChild('next-babel-turbo-loader');
    loaderSpan.traceAsyncFn(()=>nextBabelLoader(this, loaderSpan, inputSource, inputSourceMap)).then(([transformedSource, outputSourceMap])=>callback == null ? void 0 : callback(/* err */ null, transformedSource, outputSourceMap ?? inputSourceMap), (err)=>{
        callback == null ? void 0 : callback(err);
    });
}
// check this type matches `webpack.LoaderDefinitionFunction`, but be careful
// not to publicly rely on the webpack type since the generated typescript
// declarations will be wrong.
const _nextBabelLoaderOuter = nextBabelLoaderOuter;
export default nextBabelLoaderOuter;

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