Convert analysis starting point to an absolute path before analyzing.

pkg/analyzer/lib/src/analyzer_impl.dart

 // Copyright (c) 2013, 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_impl;
 
 import 'dart:async';
 import 'dart:io';
 
 import 'generated/constant.dart';
@@ skipping 50 matching lines @@
   /// All [Source]s references by the analyzed library.
   final Set<Source> sources = new Set<Source>();
 
   /// All [AnalysisErrorInfo]s in the analyzed library.
   final List<AnalysisErrorInfo> errorInfos = new List<AnalysisErrorInfo>();
 
   /// [HashMap] between sources and analysis error infos.
   final HashMap<Source, AnalysisErrorInfo> sourceErrorsMap =
       new HashMap<Source, AnalysisErrorInfo>();
 
-  AnalyzerImpl(this.sourcePath, this.options, this.startTime) {
+  AnalyzerImpl(String sourcePath, this.options, this.startTime)
+      : sourcePath = _normalizeSourcePath(sourcePath) {
     if (sdk == null) {
       sdk = new DirectoryBasedDartSdk(new JavaFile(options.dartSdkPath));
     }
   }
 
   /**
    * Treats the [sourcePath] as the top level library and analyzes it using a
    * synchronous algorithm over the analysis engine. If [printMode] is `0`,
    * then no error or performance information is printed. If [printMode] is `1`,
    * then both will be printed. If [printMode] is `2`, then only performance
@@ skipping 23 matching lines @@
       throw new ArgumentError("sourcePath cannot be null");
     }
     JavaFile sourceFile = new JavaFile(sourcePath);
     Uri uri = getUri(sourceFile);
     librarySource = new FileBasedSource.con2(uri, sourceFile);
 
     // prepare context
     prepareAnalysisContext(sourceFile, librarySource);
   }
 
+  /**
+   * Convert [sourcePath] into an absolute path.
+   */
+  static String _normalizeSourcePath(String sourcePath) {
+    return new File(sourcePath).absolute.path;
+  }
+
   /// The sync version of analysis.
   ErrorSeverity _analyzeSync(int printMode) {
     // don't try to analyze parts
     if (context.computeKindOf(librarySource) == SourceKind.PART) {
       print("Only libraries can be analyzed.");
       print("$sourcePath is a part and can not be analyzed.");
       return ErrorSeverity.ERROR;
     }
     // resolve library
     var libraryElement = context.computeLibraryElement(librarySource);
@@ skipping 309 matching lines @@
     }
   }
 
   @override
   void logInformation2(String message, Object exception) {
     if (log) {
       stdout.writeln(message);
     }
   }
 }