Method processResult

lib/NormalModule.js:1472–1531

(err, result_)

		 * @returns {void}
		 */
		const processResult = (err, result_) => {
			if (err) {
				if (!(err instanceof Error)) {
					err = new NonErrorEmittedError(err);
				}
				const currentLoader = this.getCurrentLoader(loaderContext);
				const error = new ModuleBuildError(err, {
					from:
						currentLoader &&
						compilation.runtimeTemplate.requestShortener.shorten(
							currentLoader.loader
						)
				});
				return callback(error);
			}
			const result = hooks.processResult.call(
				/** @type {Result} */
				(result_),
				this
			);
			const source = result[0];
			const sourceMap = result.length >= 1 ? result[1] : null;
			const extraInfo = result.length >= 2 ? result[2] : null;

			if (!Buffer.isBuffer(source) && typeof source !== "string") {
				const currentLoader = this.getCurrentLoader(loaderContext, 0);
				const err = new Error(
					`Final loader (${
						currentLoader
							? compilation.runtimeTemplate.requestShortener.shorten(
									currentLoader.loader
								)
							: "unknown"
					}) didn't return a Buffer or String`
				);
				const error = new ModuleBuildError(err);
				return callback(error);
			}

			const isBinaryModule =
				this.generatorOptions && this.generatorOptions.binary !== undefined
					? this.generatorOptions.binary
					: this.binary;

			this._source = this.createSource(
				options.context,
				isBinaryModule ? asBuffer(source) : asString(source),
				sourceMap,
				compilation.compiler.root
			);
			if (this._sourceSizes !== undefined) this._sourceSizes.clear();
			/** @type {PreparsedAst | null} */
			this._ast =
				typeof extraInfo === "object" &&
				extraInfo !== null &&
				extraInfo.webpackAST !== undefined
					? extraInfo.webpackAST
					: null;