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@ -7,19 +7,30 @@ var isJS = function (file) { return /\.js(\?[^.]+)?$/.test(file); }; |
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var ref = require('chalk'); |
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var red = ref.red; |
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var yellow = ref.yellow; |
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var webpack = require('webpack'); |
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var prefix = "[vue-server-renderer-webpack-plugin]"; |
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var warn = exports.warn = function (msg) { return console.error(red((prefix + " " + msg + "\n"))); }; |
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var tip = exports.tip = function (msg) { return console.log(yellow((prefix + " " + msg + "\n"))); }; |
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var isWebpack5 = !!(webpack.version && webpack.version[0] > 4); |
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var validate = function (compiler) { |
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if (compiler.options.target !== 'node') { |
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warn('webpack config `target` should be "node".'); |
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} |
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if (compiler.options.output && compiler.options.output.libraryTarget !== 'commonjs2') { |
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if (compiler.options.output) { |
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if (compiler.options.output.library) { |
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// Webpack >= 5.0.0
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if (compiler.options.output.library.type !== 'commonjs2') { |
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warn('webpack config `output.library.type` should be "commonjs2".'); |
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} |
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} else if (compiler.options.output.libraryTarget !== 'commonjs2') { |
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// Webpack < 5.0.0
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warn('webpack config `output.libraryTarget` should be "commonjs2".'); |
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} |
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} |
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if (!compiler.options.externals) { |
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tip( |
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@ -29,8 +40,20 @@ var validate = function (compiler) { |
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} |
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}; |
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var onEmit = function (compiler, name, hook) { |
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if (compiler.hooks) { |
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var onEmit = function (compiler, name, stageName, hook) { |
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if (isWebpack5) { |
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// Webpack >= 5.0.0
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compiler.hooks.compilation.tap(name, function (compilation) { |
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if (compilation.compiler !== compiler) { |
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// Ignore child compilers
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return |
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} |
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var stage = webpack.Compilation[stageName]; |
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compilation.hooks.processAssets.tapAsync({ name: name, stage: stage }, function (assets, cb) { |
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hook(compilation, cb); |
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}); |
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}); |
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} else if (compiler.hooks) { |
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// Webpack >= 4.0.0
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compiler.hooks.emit.tapAsync(name, hook); |
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} else { |
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@ -39,6 +62,13 @@ var onEmit = function (compiler, name, hook) { |
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} |
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}; |
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var getAssetName = function (asset) { |
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if (typeof asset === 'string') { |
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return asset |
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} |
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return asset.name |
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}; |
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var VueSSRServerPlugin = function VueSSRServerPlugin (options) { |
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if ( options === void 0 ) options = {}; |
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@ -52,7 +82,8 @@ VueSSRServerPlugin.prototype.apply = function apply (compiler) { |
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validate(compiler); |
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onEmit(compiler, 'vue-server-plugin', function (compilation, cb) { |
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var stage = 'PROCESS_ASSETS_STAGE_OPTIMIZE_TRANSFER'; |
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onEmit(compiler, 'vue-server-plugin', stage, function (compilation, cb) { |
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var stats = compilation.getStats().toJson(); |
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var entryName = Object.keys(stats.entrypoints)[0]; |
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var entryInfo = stats.entrypoints[entryName]; |
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@ -62,7 +93,9 @@ VueSSRServerPlugin.prototype.apply = function apply (compiler) { |
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return cb() |
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} |
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var entryAssets = entryInfo.assets.filter(isJS); |
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var entryAssets = entryInfo.assets |
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.map(getAssetName) |
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.filter(isJS); |
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if (entryAssets.length > 1) { |
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throw new Error( |
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@ -84,14 +117,14 @@ VueSSRServerPlugin.prototype.apply = function apply (compiler) { |
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maps: {} |
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}; |
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stats.assets.forEach(function (asset) { |
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if (isJS(asset.name)) { |
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bundle.files[asset.name] = compilation.assets[asset.name].source(); |
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} else if (asset.name.match(/\.js\.map$/)) { |
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bundle.maps[asset.name.replace(/\.map$/, '')] = JSON.parse(compilation.assets[asset.name].source()); |
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Object.keys(compilation.assets).forEach(function (name) { |
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if (isJS(name)) { |
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bundle.files[name] = compilation.assets[name].source(); |
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} else if (name.match(/\.js\.map$/)) { |
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bundle.maps[name.replace(/\.map$/, '')] = JSON.parse(compilation.assets[name].source()); |
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} |
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// do not emit anything else for server
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delete compilation.assets[asset.name]; |
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delete compilation.assets[name]; |
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}); |
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var json = JSON.stringify(bundle, null, 2); |
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Eduardo San Martin Morote
4 years ago