Refactor CompilerOutput

pkg/compiler/lib/src/js_emitter/full_emitter/emitter.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library dart2js.js_emitter.full_emitter;
 
 import 'dart:collection' show HashMap;
 import 'dart:convert';
 
 import 'package:js_runtime/shared/embedded_names.dart' as embeddedNames;
 import 'package:js_runtime/shared/embedded_names.dart'
     show JsBuiltin, JsGetName;
 
+import '../../../compiler_new.dart';
 import '../../common.dart';
 import '../../compiler.dart' show Compiler;
 import '../../constants/values.dart';
 import '../../core_types.dart' show CommonElements;
 import '../../elements/resolution_types.dart' show ResolutionDartType;
 import '../../deferred_load.dart' show OutputUnit;
 import '../../elements/elements.dart'
     show
         ClassElement,
         Element,
@@ skipping 1497 matching lines @@
 
   void emitMainOutputUnit(OutputUnit mainOutputUnit, jsAst.Program program) {
     LineColumnCollector lineColumnCollector;
     List<CodeOutputListener> codeOutputListeners;
     if (generateSourceMap) {
       lineColumnCollector = new LineColumnCollector();
       codeOutputListeners = <CodeOutputListener>[lineColumnCollector];
     }
 
     CodeOutput mainOutput = new StreamCodeOutput(
-        compiler.outputProvider('', 'js'), codeOutputListeners);
+        compiler.outputProvider('', 'js', OutputType.js), codeOutputListeners);
     outputBuffers[mainOutputUnit] = mainOutput;
 
     mainOutput.addBuffer(jsAst.createCodeBuffer(program, compiler,
         monitor: compiler.dumpInfoTask));
 
     if (compiler.options.deferredMapUri != null) {
       outputDeferredMap();
     }
 
     if (generateSourceMap) {
@@ skipping 309 matching lines @@
 
       LineColumnCollector lineColumnCollector;
       if (generateSourceMap) {
         lineColumnCollector = new LineColumnCollector();
         outputListeners.add(lineColumnCollector);
       }
 
       String partPrefix =
           backend.deferredPartFileName(outputUnit.name, addExtension: false);
       CodeOutput output = new StreamCodeOutput(
-          compiler.outputProvider(partPrefix, 'part.js'), outputListeners);
+          compiler.outputProvider(partPrefix, 'part.js', OutputType.jsPart),
+          outputListeners);
 
       outputBuffers[outputUnit] = output;
 
       output.addBuffer(jsAst.createCodeBuffer(outputAsts[outputUnit], compiler,
           monitor: compiler.dumpInfoTask));
 
       // Make a unique hash of the code (before the sourcemaps are added)
       // This will be used to retrieve the initializing function from the global
       // variable.
       String hash = hasher.getHash();
@@ skipping 46 matching lines @@
   void outputSourceMap(
       CodeOutput output, LineColumnProvider lineColumnProvider, String name,
       [Uri sourceMapUri, Uri fileUri]) {
     if (!generateSourceMap) return;
     // Create a source file for the compilation output. This allows using
     // [:getLine:] to transform offsets to line numbers in [SourceMapBuilder].
     SourceMapBuilder sourceMapBuilder =
         new SourceMapBuilder(sourceMapUri, fileUri, lineColumnProvider);
     output.forEachSourceLocation(sourceMapBuilder.addMapping);
     String sourceMap = sourceMapBuilder.build();
-    compiler.outputProvider(name, 'js.map')
+    compiler.outputProvider(name, 'js.map', OutputType.sourceMap)
       ..add(sourceMap)
       ..close();
   }
 
   void outputDeferredMap() {
     Map<String, dynamic> mapping = new Map<String, dynamic>();
     // Json does not support comments, so we embed the explanation in the
     // data.
     mapping["_comment"] = "This mapping shows which compiled `.js` files are "
         "needed for a given deferred library import.";
     mapping.addAll(compiler.deferredLoadTask.computeDeferredMap());
     compiler.outputProvider(
-        compiler.options.deferredMapUri.path, 'deferred_map')
+        compiler.options.deferredMapUri.path, '', OutputType.info)
       ..add(const JsonEncoder.withIndent("  ").convert(mapping))
       ..close();
   }
 }