use initial flag for initial loaded chunks

Author: sokra

lib/BannerPlugin.js

@@ -21,7 +21,7 @@ BannerPlugin.prototype.apply = function(compiler) {
 	compiler.plugin("compilation", function(compilation) {
 		compilation.plugin("optimize-chunk-assets", function(chunks, callback) {
 			chunks.forEach(function(chunk) {
-				if(entryOnly && !chunk.entry) return;
+				if(entryOnly && !chunk.initial) return;
 				chunk.files.forEach(function(file) {
 					compilation.assets[file] = new ConcatSource(banner, "\n", compilation.assets[file]);
 				});

lib/Chunk.js

@@ -11,6 +11,8 @@ function Chunk(name) {
 	this.parents = [];
 	this.blocks = [];
 	this.rendered = false;
+	this.entry = false;
+	this.initial = false;
 }
 module.exports = Chunk;
 
@@ -146,7 +148,7 @@ Chunk.prototype.size = function(options) {
 	}).reduce(function(a, b) {
 		return a + b;
 	}, 0);
-	return modulesSize * (this.id === 0 ? ENTRY_CHUNK_MULTIPLICATOR : 1) + CHUNK_OVERHEAD;
+	return modulesSize * (this.initial ? ENTRY_CHUNK_MULTIPLICATOR : 1) + CHUNK_OVERHEAD;
 };
 
 Chunk.prototype.integratedSize = function(other, options) {
@@ -164,7 +166,7 @@ Chunk.prototype.integratedSize = function(other, options) {
 	}).reduce(function(a, b) {
 		return a + b;
 	}, 0);
-	return modulesSize * (this.id === 0 || other.id === 0 ? ENTRY_CHUNK_MULTIPLICATOR : 1) + CHUNK_OVERHEAD;
+	return modulesSize * (this.initial || other.initial ? ENTRY_CHUNK_MULTIPLICATOR : 1) + CHUNK_OVERHEAD;
 };
 
 Chunk.prototype.toString = function() {

lib/Compilation.js

@@ -360,7 +360,7 @@ Compilation.prototype.seal = function seal(callback) {
 		var module = preparedChunk.module;
 		var chunk = this.addChunk(preparedChunk.name);
 		chunk.id = 0;
-		chunk.entry = true;
+		chunk.initial = chunk.entry = true;
 		chunk.addModule(module);
 		module.addChunk(chunk);
 		this.processDependenciesBlockForChunk(module, chunk);
@@ -575,7 +575,7 @@ Compilation.prototype.createChunkAssets = function createChunkAssets() {
 		var source;
 		var file;
 		var filenameTemplate = chunk.filenameTemplate ?	chunk.filenameTemplate :
-			chunk.id === 0 ? filename :
+			chunk.initial ? filename :
 			chunkFilename;
 		if(chunk.entry) {
 			if(this.cache && this.cache["c" + chunk.id + chunk.name] && this.cache["c" + chunk.id + chunk.name].hash == this.fullHash) {

lib/optimize/CommonsChunkPlugin.js

@@ -52,7 +52,7 @@ CommonsChunkPlugin.prototype.apply = function(compiler) {
 				commonChunk.chunks.push(chunk);
 				chunk.entry = false;
 			});
-			commonChunk.entry = true;
+			commonChunk.initial = commonChunk.entry = true;
 			commonChunk.filenameTemplate = filenameTemplate;
 		});
 	});

lib/optimize/OccurenceOrderPlugin.js

@@ -12,7 +12,7 @@ OccurenceOrderPlugin.prototype.apply = function(compiler) {
 		compilation.plugin("optimize-module-order", function(modules) {
 			function entryChunks(m) {
 				return m.chunks.filter(function(c) {
-					return c.id === 0;
+					return c.initial;
 				}).length;
 			}
 			function occursInEntry(m) {
@@ -46,7 +46,7 @@ OccurenceOrderPlugin.prototype.apply = function(compiler) {
 		compilation.plugin("optimize-chunk-order", function(chunks) {
 			function occursInEntry(c) {
 				return c.parents.filter(function(p) {
-					return p.id === 0;
+					return p.initial;
 				}).length;
 			}
 			function occurs(c) {