Use memory compiler in compiler_helper.dart.

pkg/compiler/lib/src/apiimpl.dart

 // Copyright (c) 2012, 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 leg_apiimpl;
 
 import 'dart:async';
 import 'dart:convert';
 
 import 'package:package_config/packages.dart';
 import 'package:package_config/packages_file.dart' as pkgs;
 import 'package:package_config/src/packages_impl.dart' show
     MapPackages,
     NonFilePackagesDirectoryPackages;
 import 'package:package_config/src/util.dart' show
     checkValidPackageUri;
 import 'package:sdk_library_metadata/libraries.dart' hide LIBRARIES;
 import 'package:sdk_library_metadata/libraries.dart' as library_info show
     LIBRARIES;
 
 import '../compiler_new.dart' as api;
+import 'commandline_options.dart';
 import 'common/tasks.dart' show
     GenericTask;
 import 'compiler.dart' as leg;
 import 'diagnostics/messages.dart';
 import 'diagnostics/source_span.dart' show
     SourceSpan;
 import 'diagnostics/spannable.dart' show
     NO_LOCATION_SPANNABLE,
     Spannable;
 import 'elements/elements.dart' as elements;
@@ skipping 27 matching lines @@
            this.libraryRoot,
            this.packageRoot,
            List<String> options,
            this.environment,
            [this.packageConfig,
             this.packagesDiscoveryProvider])
       : this.options = options,
         this.allowedLibraryCategories = getAllowedLibraryCategories(options),
         super(
             outputProvider: outputProvider,
-            enableTypeAssertions: hasOption(options, '--enable-checked-mode'),
-            enableUserAssertions: hasOption(options, '--enable-checked-mode'),
+            enableTypeAssertions: hasOption(options, Flags.enableCheckedMode),
+            enableUserAssertions: hasOption(options, Flags.enableCheckedMode),
             trustTypeAnnotations:
-                hasOption(options, '--trust-type-annotations'),
+                hasOption(options, Flags.trustTypeAnnotations),
             trustPrimitives:
-                hasOption(options, '--trust-primitives'),
-            enableMinification: hasOption(options, '--minify'),
+                hasOption(options, Flags.trustPrimitives),
+            enableMinification: hasOption(options, Flags.minify),
             useFrequencyNamer:
-                !hasOption(options, "--no-frequency-based-minification"),
-            preserveUris: hasOption(options, '--preserve-uris'),
+                !hasOption(options, Flags.noFrequencyBasedMinification),
+            preserveUris: hasOption(options, Flags.preserveUris),
             enableNativeLiveTypeAnalysis:
-                !hasOption(options, '--disable-native-live-type-analysis'),
+                !hasOption(options, Flags.disableNativeLiveTypeAnalysis),
             emitJavaScript: !(hasOption(options, '--output-type=dart') ||
                               hasOption(options, '--output-type=dart-multi')),
             dart2dartMultiFile: hasOption(options, '--output-type=dart-multi'),
-            generateSourceMap: !hasOption(options, '--no-source-maps'),
-            analyzeAllFlag: hasOption(options, '--analyze-all'),
-            analyzeOnly: hasOption(options, '--analyze-only'),
-            analyzeMain: hasOption(options, '--analyze-main'),
+            generateSourceMap: !hasOption(options, Flags.noSourceMaps),
+            analyzeAllFlag: hasOption(options, Flags.analyzeAll),
+            analyzeOnly: hasOption(options, Flags.analyzeOnly),
+            analyzeMain: hasOption(options, Flags.analyzeMain),
             analyzeSignaturesOnly:
-                hasOption(options, '--analyze-signatures-only'),
+                hasOption(options, Flags.analyzeSignaturesOnly),
             strips: extractCsvOption(options, '--force-strip='),
             enableConcreteTypeInference:
-                hasOption(options, '--enable-concrete-type-inference'),
+                hasOption(options, Flags.enableConcreteTypeInference),
             disableTypeInferenceFlag:
-                hasOption(options, '--disable-type-inference'),
-            preserveComments: hasOption(options, '--preserve-comments'),
-            useCpsIr: hasOption(options, '--use-cps-ir'),
-            verbose: hasOption(options, '--verbose'),
+                hasOption(options, Flags.disableTypeInference),
+            preserveComments: hasOption(options, Flags.preserveComments),
+            useCpsIr: hasOption(options, Flags.useCpsIr),
+            verbose: hasOption(options, Flags.verbose),
             sourceMapUri: extractUriOption(options, '--source-map='),
             outputUri: extractUriOption(options, '--out='),
-            terseDiagnostics: hasOption(options, '--terse'),
+            terseDiagnostics: hasOption(options, Flags.terse),
             deferredMapUri: extractUriOption(options, '--deferred-map='),
-            dumpInfo: hasOption(options, '--dump-info'),
+            dumpInfo: hasOption(options, Flags.dumpInfo),
             buildId: extractStringOption(
                 options, '--build-id=',
                 "build number could not be determined"),
             showPackageWarnings:
-                hasOption(options, '--show-package-warnings'),
-            useContentSecurityPolicy: hasOption(options, '--csp'),
-            useStartupEmitter: hasOption(options, '--fast-startup'),
+                hasOption(options, Flags.showPackageWarnings),
+            useContentSecurityPolicy:
+              hasOption(options, Flags.useContentSecurityPolicy),
+            useStartupEmitter: hasOption(options, Flags.fastStartup),
             hasIncrementalSupport:
                 forceIncrementalSupport ||
-                hasOption(options, '--incremental-support'),
-            suppressWarnings: hasOption(options, '--suppress-warnings'),
-            fatalWarnings: hasOption(options, '--fatal-warnings'),
+                hasOption(options, Flags.incrementalSupport),
+            suppressWarnings: hasOption(options, Flags.suppressWarnings),
+            fatalWarnings: hasOption(options, Flags.fatalWarnings),
             enableExperimentalMirrors:
-                hasOption(options, '--enable-experimental-mirrors'),
+                hasOption(options, Flags.enableExperimentalMirrors),
             generateCodeWithCompileTimeErrors:
-                hasOption(options, '--generate-code-with-compile-time-errors'),
-            testMode: hasOption(options, '--test-mode'),
+                hasOption(options, Flags.generateCodeWithCompileTimeErrors),
+            testMode: hasOption(options, Flags.testMode),
             allowNativeExtensions:
-                hasOption(options, '--allow-native-extensions')) {
+                hasOption(options, Flags.allowNativeExtensions)) {
     tasks.addAll([
         userHandlerTask = new GenericTask('Diagnostic handler', this),
         userProviderTask = new GenericTask('Input provider', this),
         userPackagesDiscoveryTask =
             new GenericTask('Package discovery', this),
     ]);
     if (libraryRoot == null) {
       throw new ArgumentError("[libraryRoot] is null.");
     }
     if (!libraryRoot.path.endsWith("/")) {
       throw new ArgumentError("[libraryRoot] must end with a /.");
     }
     if (packageRoot != null && packageConfig != null) {
       throw new ArgumentError("Only one of [packageRoot] or [packageConfig] "
                               "may be given.");
     }
     if (packageRoot != null && !packageRoot.path.endsWith("/")) {
       throw new ArgumentError("[packageRoot] must end with a /.");
     }
     if (!analyzeOnly) {
       if (allowNativeExtensions) {
         throw new ArgumentError(
-            "--allow-native-extensions is only supported in combination with "
-            "--analyze-only");
+            "${Flags.allowNativeExtensions} is only supported in combination "
+            "with ${Flags.analyzeOnly}");
       }
     }
   }
 
   static String extractStringOption(List<String> options,
                                     String prefix,
                                     String defaultValue) {
     for (String option in options) {
       if (option.startsWith(prefix)) {
         return option.substring(prefix.length);
@@ skipping 356 matching lines @@
     print('$message: ${tryToString(exception)}');
     print(tryToString(stackTrace));
   }
 
   fromEnvironment(String name) => environment[name];
 
   LibraryInfo lookupLibraryInfo(String libraryName) {
     return library_info.LIBRARIES[libraryName];
   }
 }