beyond/lib/engine/bundles/processors/sass/packager/code/css/index.js

The Full Stack Universal Typescript Framework

module.exports = class extends global.ProcessorCode {
	get dp() {
		return 'sass.code.css';
	}

	// The code of the processor and its HMR is the same
	#sourcemap;

	_process(request) {
		this.#sourcemap = undefined;
		super._process(request);
	}

	_build(hmr, diagnostics) {
		void hmr;
		void diagnostics;

		if (this.#sourcemap !== void 0) return { sourcemap: this.#sourcemap };
		const sourcemap = (this.#sourcemap = new global.SourceMap());

		this.compiler.files.forEach(({ code, map }) => sourcemap.concat(code, null, map));
		this.compiler.overwrites.forEach(({ code, map }) => sourcemap.concat(code, null, map));
		return { code: sourcemap };
	}
};