66 lines
2.2 KiB
JavaScript
66 lines
2.2 KiB
JavaScript
|
"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", () => {
|
||
|
|
// @ts-ignore
|
||
|
|
if (compiler.hasWebpackDevMiddlewareAssetEmittedCallback) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
compiler.hooks.assetEmitted.tapAsync("DevMiddleware", (file, info, callback) => {
|
||
|
|
const {
|
||
|
|
targetPath,
|
||
|
|
content
|
||
|
|
} = info;
|
||
|
|
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;
|