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73 lines
2.1 KiB
73 lines
2.1 KiB
'use strict'; |
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/* eslint-disable |
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no-shadow, |
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no-undefined |
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*/ |
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const webpack = require('webpack'); |
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const addEntries = require('./addEntries'); |
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const getSocketClientPath = require('./getSocketClientPath'); |
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function updateCompiler(compiler, options) { |
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if (options.inline !== false) { |
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const findHMRPlugin = (config) => { |
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if (!config.plugins) { |
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return undefined; |
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} |
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return config.plugins.find( |
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(plugin) => plugin.constructor === webpack.HotModuleReplacementPlugin |
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); |
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}; |
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const compilers = []; |
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const compilersWithoutHMR = []; |
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let webpackConfig; |
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if (compiler.compilers) { |
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webpackConfig = []; |
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compiler.compilers.forEach((compiler) => { |
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webpackConfig.push(compiler.options); |
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compilers.push(compiler); |
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if (!findHMRPlugin(compiler.options)) { |
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compilersWithoutHMR.push(compiler); |
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} |
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}); |
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} else { |
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webpackConfig = compiler.options; |
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compilers.push(compiler); |
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if (!findHMRPlugin(compiler.options)) { |
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compilersWithoutHMR.push(compiler); |
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} |
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} |
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// it's possible that we should clone the config before doing |
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// this, but it seems safe not to since it actually reflects |
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// the changes we are making to the compiler |
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// important: this relies on the fact that addEntries now |
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// prevents duplicate new entries. |
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addEntries(webpackConfig, options); |
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compilers.forEach((compiler) => { |
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const config = compiler.options; |
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compiler.hooks.entryOption.call(config.context, config.entry); |
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const providePlugin = new webpack.ProvidePlugin({ |
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__webpack_dev_server_client__: getSocketClientPath(options), |
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}); |
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providePlugin.apply(compiler); |
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}); |
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// do not apply the plugin unless it didn't exist before. |
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if (options.hot || options.hotOnly) { |
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compilersWithoutHMR.forEach((compiler) => { |
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// addDevServerEntrypoints above should have added the plugin |
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// to the compiler options |
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const plugin = findHMRPlugin(compiler.options); |
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if (plugin) { |
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plugin.apply(compiler); |
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} |
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}); |
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} |
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} |
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} |
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module.exports = updateCompiler;
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