Add --build-summary-only-unlinked flag, which makes the output summary be an unlinked summary inste…

pkg/analyzer_cli/lib/src/options.dart

 // Copyright (c) 2015, 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 analyzer_cli.src.options;
 
 import 'dart:io';
 
 import 'package:analyzer/file_system/physical_file_system.dart';
 import 'package:analyzer/src/command_line/arguments.dart';
@@ skipping 37 matching lines @@
   /// List of summary file paths to use in build mode.
   final List<String> buildSummaryInputs;
 
   /// Whether to skip analysis when creating summaries in build mode.
   final bool buildSummaryOnly;
 
   /// Whether to use diet parsing, i.e. skip function bodies. We don't need to
   /// analyze function bodies to use summaries during future compilation steps.
   final bool buildSummaryOnlyDiet;
 
+  /// Whether to only produce unlinked summaries instead of linked summaries.
+  /// Must be used in combination with `buildSummaryOnly`.
+  final bool buildSummaryOnlyUnlinked;
+
   /// The path to output the summary when creating summaries in build mode.
   final String buildSummaryOutput;
 
   /// The path to output the semantic-only summary when creating summaries in
   /// build mode.
   final String buildSummaryOutputSemantic;
 
   /// Whether to suppress a nonzero exit code in build mode.
   final bool buildSuppressExitCode;
 
@@ skipping 80 matching lines @@
   final bool color;
 
   /// Initialize options from the given parsed [args].
   CommandLineOptions._fromArgs(ArgResults args)
       : buildAnalysisOutput = args['build-analysis-output'],
         buildMode = args['build-mode'],
         buildModePersistentWorker = args['persistent_worker'],
         buildSummaryInputs = args['build-summary-input'] as List<String>,
         buildSummaryOnly = args['build-summary-only'],
         buildSummaryOnlyDiet = args['build-summary-only-diet'],
+        buildSummaryOnlyUnlinked = args['build-summary-only-unlinked'],
         buildSummaryOutput = args['build-summary-output'],
         buildSummaryOutputSemantic = args['build-summary-output-semantic'],
         buildSuppressExitCode = args['build-suppress-exit-code'],
         contextBuilderOptions = createContextBuilderOptions(args),
         dartSdkPath = args['dart-sdk'],
         dartSdkSummaryPath = args['dart-sdk-summary'],
         disableCacheFlushing = args['disable-cache-flushing'],
         disableHints = args['no-hints'],
         displayVersion = args['version'],
         enableTypeChecks = args['enable_type_checks'],
@@ skipping 88 matching lines @@
       printAndFail('The option --persisten_worker can be used only '
           'together with --build-mode.');
       return null; // Only reachable in testing.
     }
     if (options.buildSummaryOnlyDiet && !options.buildSummaryOnly) {
       printAndFail('The option --build-summary-only-diet can be used only '
           'together with --build-summary-only.');
       return null; // Only reachable in testing.
     }
 
+    if (options.buildSummaryOnlyUnlinked) {
+      if (!options.buildSummaryOnly) {
+        printAndFail(
+            'The option --build-summary-only-unlinked can be used only '
+            'together with --build-summary-only.');
+        return null; // Only reachable in testing.
+      }
+      if (options.buildSummaryInputs.isNotEmpty) {
+        printAndFail('No summaries should be provided in combination with '
+            '--build-summary-only-unlinked, they aren\'t needed.');
+        return null; // Only reachable in testing.
+      }
+    }
+
     return options;
   }
 
   /// The source files to analyze
   List<String> get sourceFiles => _sourceFiles;
 
   /// Replace the sourceFiles parsed from the command line.
   void rewriteSourceFiles(List<String> newSourceFiles) {
     _sourceFiles = newSourceFiles;
   }
@@ skipping 101 matching lines @@
       ..addFlag('build-summary-only',
           help: 'Disable analysis (only generate summaries).',
           defaultsTo: false,
           negatable: false,
           hide: hide)
       ..addFlag('build-summary-only-diet',
           help: 'Diet parse function bodies.',
           defaultsTo: false,
           negatable: false,
           hide: hide)
+      ..addFlag('build-summary-only-unlinked',
+          help: 'Only output the unlinked summary.',
+          defaultsTo: false,
+          negatable: false,
+          hide: hide)
       ..addFlag('build-suppress-exit-code',
           help: 'Exit with code 0 even if errors are found.',
           defaultsTo: false,
           negatable: false,
           hide: hide)
       ..addFlag('color',
           help: 'Use asni colors when printing messages.',
           defaultsTo: ansi.terminalSupportsAnsi(),
           hide: hide);
 
@@ skipping 128 matching lines @@
         'Usage: $_binaryName [options...] <directory or list of files>');
     errorSink.writeln('');
     errorSink.writeln(parser.usage);
     errorSink.writeln('');
     errorSink.writeln('''
 Run "dartanalyzer -h -v" for verbose help output, including less commonly used options.
 For more information, see http://www.dartlang.org/tools/analyzer.
 ''');
   }
 }