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rOACCT/node_modules/webpack-dev-middleware/dist/utils/setupWriteToDisk.js
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setupWriteToDisk.js
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			"use strict";

			const fs = require("fs");

			const path = require("path");
			/** @typedef {import("webpack").Compiler} Compiler */

			/** @typedef {import("webpack").MultiCompiler} MultiCompiler */

			/** @typedef {import("webpack").Compilation} Compilation */

			/** @typedef {import("../index.js").IncomingMessage} IncomingMessage */

			/** @typedef {import("../index.js").ServerResponse} ServerResponse */

			/**
			* @template {IncomingMessage} Request
			* @template {ServerResponse} Response
			* @param {import("../index.js").Context<Request, Response>} context
			*/


			function setupWriteToDisk(context) {
			/**
			* @type {Compiler[]}
			*/
			const compilers =
			/** @type {MultiCompiler} */
			context.compiler.compilers \|\| [context.compiler];

			for (const compiler of compilers) {
			compiler.hooks.emit.tap("DevMiddleware",
			/**
			* @param {Compilation} compilation
			*/
			compilation => {
			// @ts-ignore
			if (compiler.hasWebpackDevMiddlewareAssetEmittedCallback) {
			return;
			}

			compiler.hooks.assetEmitted.tapAsync("DevMiddleware", (file, info, callback) => {
			/**
			* @type {string}
			*/
			let targetPath;
			/**
			* @type {Buffer}
			*/

			let content; // webpack@5

			if (info.compilation) {
			({
			targetPath,
			content
			} = info);
			} else {
			let targetFile = file;
			const queryStringIdx = targetFile.indexOf("?");

			if (queryStringIdx >= 0) {
			targetFile = targetFile.slice(0, queryStringIdx);
			}

			let {
			outputPath
			} = compiler;
			outputPath = compilation.getPath(outputPath, {}); // @ts-ignore

			content = info;
			targetPath = path.join(outputPath, targetFile);
			}

			const {
			writeToDisk: filter
			} = context.options;
			const allowWrite = filter && typeof filter === "function" ? filter(targetPath) : true;

			if (!allowWrite) {
			return callback();
			}

			const dir = path.dirname(targetPath);
			const name = compiler.options.name ? `Child "${compiler.options.name}": ` : "";
			return fs.mkdir(dir, {
			recursive: true
			}, mkdirError => {
			if (mkdirError) {
			context.logger.error(`${name}Unable to write "${dir}" directory to disk:\n${mkdirError}`);
			return callback(mkdirError);
			}

			return fs.writeFile(targetPath, content, writeFileError => {
			if (writeFileError) {
			context.logger.error(`${name}Unable to write "${targetPath}" asset to disk:\n${writeFileError}`);
			return callback(writeFileError);
			}

			context.logger.log(`${name}Asset written to disk: "${targetPath}"`);
			return callback();
			});
			});
			}); // @ts-ignore

			compiler.hasWebpackDevMiddlewareAssetEmittedCallback = true;
			});
			}
			}

			module.exports = setupWriteToDisk;