Replace ${name} with $name where possible.

pkg/analyzer/lib/src/generated/source.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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library engine.source;
 
 import 'dart:collection';
@@ skipping 500 matching lines @@
    * @param absoluteUri the absolute URI to be resolved
    * @return a source object representing the absolute URI
    */
   Source forUri(String absoluteUri) {
     try {
       Uri uri = parseUriWithException(absoluteUri);
       if (uri.isAbsolute) {
         return _internalResolveUri(null, uri);
       }
     } catch (exception) {
-      AnalysisEngine.instance.logger.logError2("Could not resolve URI: ${absoluteUri}", exception);
+      AnalysisEngine.instance.logger.logError2("Could not resolve URI: $absoluteUri", exception);
     }
     return null;
   }
 
   /**
    * Return a source object representing the given absolute URI, or `null` if the URI is not
    * an absolute URI.
    *
    * @param absoluteUri the absolute URI to be resolved
    * @return a source object representing the absolute URI
    */
   Source forUri2(Uri absoluteUri) {
     if (absoluteUri.isAbsolute) {
       try {
         return _internalResolveUri(null, absoluteUri);
       } on AnalysisException catch (exception, stackTrace) {
-        AnalysisEngine.instance.logger.logError2("Could not resolve URI: ${absoluteUri}", new CaughtException(exception, stackTrace));
+        AnalysisEngine.instance.logger.logError2("Could not resolve URI: $absoluteUri", new CaughtException(exception, stackTrace));
       }
     }
     return null;
   }
 
   /**
    * Return a source object that is equal to the source object used to obtain the given encoding.
    *
    * @param encoding the encoding of a source object
    * @return a source object that is described by the given encoding
    * @throws IllegalArgumentException if the argument is not a valid encoding
    * @see Source#getEncoding()
    */
   Source fromEncoding(String encoding) {
     Source source = forUri(encoding);
     if (source == null) {
-      throw new IllegalArgumentException("Invalid source encoding: ${encoding}");
+      throw new IllegalArgumentException("Invalid source encoding: $encoding");
     }
     return source;
   }
 
   /**
    * Return the [DartSdk] associated with this [SourceFactory], or `null` if there
    * is no such SDK.
    *
    * @return the [DartSdk] associated with this [SourceFactory], or `null` if
    *         there is no such SDK
@@ skipping 27 matching lines @@
    * @return the source representing the contained URI
    */
   Source resolveUri(Source containingSource, String containedUri) {
     if (containedUri == null || containedUri.isEmpty) {
       return null;
     }
     try {
       // Force the creation of an escaped URI to deal with spaces, etc.
       return _internalResolveUri(containingSource, parseUriWithException(containedUri));
     } catch (exception) {
-      AnalysisEngine.instance.logger.logError2("Could not resolve URI (${containedUri}) relative to source (${containingSource.fullName})", exception);
+      AnalysisEngine.instance.logger.logError2("Could not resolve URI ($containedUri) relative to source (${containingSource.fullName})", exception);
       return null;
     }
   }
 
   /**
    * Return an absolute URI that represents the given source, or `null` if a valid URI cannot
    * be computed.
    *
    * @param source the source to get URI for
    * @return the absolute URI representing the given source
@@ skipping 24 matching lines @@
    *
    * @param containingSource the source containing the given URI
    * @param containedUri the (possibly relative) URI to be resolved against the containing source
    * @return the source representing the contained URI
    * @throws AnalysisException if either the contained URI is invalid or if it cannot be resolved
    *           against the source object's URI
    */
   Source _internalResolveUri(Source containingSource, Uri containedUri) {
     if (!containedUri.isAbsolute) {
       if (containingSource == null) {
-        throw new AnalysisException("Cannot resolve a relative URI without a containing source: ${containedUri}");
+        throw new AnalysisException("Cannot resolve a relative URI without a containing source: $containedUri");
       }
       containedUri = containingSource.resolveRelativeUri(containedUri);
     }
     for (UriResolver resolver in _resolvers) {
       Source result = resolver.resolveAbsolute(containedUri);
       if (result != null) {
         return result;
       }
     }
     return null;
@@ skipping 245 matching lines @@
 
   /**
    * Return an absolute URI that represents the given source, or `null` if a valid URI cannot
    * be computed.
    *
    * @param source the source to get URI for
    * @return the absolute URI representing the given source
    */
   Uri restoreAbsolute(Source source) => null;
 }