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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/webpack/lib/optimize/EnsureChunkConditionsPlugin.js | |
download | website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.gz website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.bz2 website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.zip |
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Diffstat (limited to 'node_modules/webpack/lib/optimize/EnsureChunkConditionsPlugin.js')
-rw-r--r-- | node_modules/webpack/lib/optimize/EnsureChunkConditionsPlugin.js | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/optimize/EnsureChunkConditionsPlugin.js b/node_modules/webpack/lib/optimize/EnsureChunkConditionsPlugin.js new file mode 100644 index 0000000..5d05ec8 --- /dev/null +++ b/node_modules/webpack/lib/optimize/EnsureChunkConditionsPlugin.js @@ -0,0 +1,70 @@ +/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra +*/ +"use strict"; + +const GraphHelpers = require("../GraphHelpers"); + +class EnsureChunkConditionsPlugin { + apply(compiler) { + compiler.hooks.compilation.tap( + "EnsureChunkConditionsPlugin", + compilation => { + const handler = chunks => { + let changed = false; + for (const module of compilation.modules) { + if (!module.chunkCondition) continue; + const sourceChunks = new Set(); + const chunkGroups = new Set(); + for (const chunk of module.chunksIterable) { + if (!module.chunkCondition(chunk)) { + sourceChunks.add(chunk); + for (const group of chunk.groupsIterable) { + chunkGroups.add(group); + } + } + } + if (sourceChunks.size === 0) continue; + const targetChunks = new Set(); + chunkGroupLoop: for (const chunkGroup of chunkGroups) { + // Can module be placed in a chunk of this group? + for (const chunk of chunkGroup.chunks) { + if (module.chunkCondition(chunk)) { + targetChunks.add(chunk); + continue chunkGroupLoop; + } + } + // We reached the entrypoint: fail + if (chunkGroup.isInitial()) { + throw new Error( + "Cannot fullfil chunk condition of " + module.identifier() + ); + } + // Try placing in all parents + for (const group of chunkGroup.parentsIterable) { + chunkGroups.add(group); + } + } + for (const sourceChunk of sourceChunks) { + GraphHelpers.disconnectChunkAndModule(sourceChunk, module); + } + for (const targetChunk of targetChunks) { + GraphHelpers.connectChunkAndModule(targetChunk, module); + } + } + if (changed) return true; + }; + compilation.hooks.optimizeChunksBasic.tap( + "EnsureChunkConditionsPlugin", + handler + ); + compilation.hooks.optimizeExtractedChunksBasic.tap( + "EnsureChunkConditionsPlugin", + handler + ); + } + ); + } +} +module.exports = EnsureChunkConditionsPlugin; |