Initial commit

nova-components/NovaLeader/node_modules/webpack-chunk-hash/index.js

@@ -0,0 +1,53 @@
+var crypto = require('crypto');
+
+module.exports = WebpackChunkHash;
+
+function WebpackChunkHash(options)
+{
+  options = options || {};
+
+  this.algorithm = options.algorithm || 'md5';
+  this.digest = options.digest || 'hex';
+  this.additionalHashContent = options.additionalHashContent || function() { return ''; };
+}
+
+WebpackChunkHash.prototype.apply = function(compiler)
+{
+  var _plugin = this;
+
+  compiler.plugin('compilation', function(compilation)
+  {
+    compilation.plugin('chunk-hash', function(chunk, chunkHash)
+    {
+      var source = chunk.modules.map(getModuleSource).sort(sortById).reduce(concatenateSource, '')
+        , hash   = crypto.createHash(_plugin.algorithm).update(source + _plugin.additionalHashContent(chunk))
+        ;
+
+      chunkHash.digest = function(digest)
+      {
+        return hash.digest(digest || _plugin.digest);
+      };
+    });
+  });
+};
+
+// helpers
+
+function sortById(a, b)
+{
+  return a.id - b.id;
+}
+
+function getModuleSource(module)
+{
+  return {
+    id    : module.id,
+    source: (module._source || {})._value || '',
+    dependencies: (module.dependencies || []).map(function(d){ return d.module ? d.module.id : ''; })
+  };
+}
+
+function concatenateSource(result, module)
+{
+  return result + '#' + module.id + ':' + module.source + '$' + (module.dependencies.join(','));
+}