21 lines
726 B
JavaScript
21 lines
726 B
JavaScript
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export default function (source, sourceMap) {
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const { implementation, ...options } = this.getOptions();
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const callback = this.async();
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if (typeof implementation !== 'function') {
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throw new TypeError(
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`[lightningcss-loader]: The "implementation" option is required and must provide "transform" function of the LightningCSS`,
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);
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}
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const { code, map } = implementation({
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filename: this.resourcePath,
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code: Buffer.from(source),
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sourceMap: this.sourceMap,
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inputSourceMap: this.sourceMap && sourceMap ? JSON.stringify(sourceMap) : undefined,
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...options,
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});
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callback(undefined, code.toString(), map && JSON.parse(map.toString()));
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}
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