1 files changed, 36 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 000000000..71ee18533
--- /dev/null
+++ b/node_modules/webpack/lib/optimize/EnsureChunkConditionsPlugin.js
@@ -0,0 +1,36 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+class EnsureChunkConditionsPlugin {
+
+	apply(compiler) {
+		compiler.plugin("compilation", (compilation) => {
+			compilation.plugin(["optimize-chunks-basic", "optimize-extracted-chunks-basic"], (chunks) => {
+				let changed = false;
+				chunks.forEach((chunk) => {
+					chunk.modules.slice().forEach((module) => {
+						if(!module.chunkCondition) return;
+						if(!module.chunkCondition(chunk)) {
+							const usedChunks = module._EnsureChunkConditionsPlugin_usedChunks = (module._EnsureChunkConditionsPlugin_usedChunks || []).concat(chunk);
+							const newChunks = [];
+							chunk.parents.forEach((parent) => {
+								if(usedChunks.indexOf(parent) < 0) {
+									parent.addModule(module);
+									newChunks.push(parent);
+								}
+							});
+							module.rewriteChunkInReasons(chunk, newChunks);
+							chunk.removeModule(module);
+							changed = true;
+						}
+					});
+				});
+				if(changed) return true;
+			});
+		});
+	}
+}
+module.exports = EnsureChunkConditionsPlugin;