Add ImportElement and ExportElement

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';
@@ skipping 200 matching lines @@
     return "lib/$path";
   }
 
   void log(message) {
     callUserHandler(
         null, null, null, null, message, api.Diagnostic.VERBOSE_INFO);
   }
 
   /// See [leg.Compiler.translateResolvedUri].
   Uri translateResolvedUri(elements.LibraryElement importingLibrary,
-                           Uri resolvedUri, tree.Node node) {
+                           Uri resolvedUri, Spannable spannable) {
     if (resolvedUri.scheme == 'dart') {
-      return translateDartUri(importingLibrary, resolvedUri, node);
+      return translateDartUri(importingLibrary, resolvedUri, spannable);
     }
     return resolvedUri;
   }
 
   /**
    * Reads the script designated by [readableUri].
    */
   Future<Script> readScript(Spannable node, Uri readableUri) {
     if (!readableUri.isAbsolute) {
       if (node == null) node = NO_LOCATION_SPANNABLE;
@@ skipping 73 matching lines @@
    * See [LibraryLoader] for terminology on URIs.
    */
   Uri translateUri(Spannable node, Uri readableUri) {
     switch (readableUri.scheme) {
       case 'package': return translatePackageUri(node, readableUri);
       default: return readableUri;
     }
   }
 
   Uri translateDartUri(elements.LibraryElement importingLibrary,
-                       Uri resolvedUri, tree.Node node) {
+                       Uri resolvedUri, Spannable spannable) {
     LibraryInfo libraryInfo = lookupLibraryInfo(resolvedUri.path);
     String path = lookupLibraryPath(libraryInfo);
     if (libraryInfo != null &&
         libraryInfo.category == "Internal") {
       bool allowInternalLibraryAccess = false;
       if (importingLibrary != null) {
         if (importingLibrary.isPlatformLibrary || importingLibrary.isPatch) {
           allowInternalLibraryAccess = true;
         } else if (importingLibrary.canonicalUri.path.contains(
                        'sdk/tests/compiler/dart2js_native')) {
           allowInternalLibraryAccess = true;
         }
       }
       if (!allowInternalLibraryAccess) {
         if (importingLibrary != null) {
           reportError(
-              node,
+              spannable,
               MessageKind.INTERNAL_LIBRARY_FROM,
               {'resolvedUri': resolvedUri,
                'importingUri': importingLibrary.canonicalUri});
         } else {
           reportError(
-              node,
+              spannable,
               MessageKind.INTERNAL_LIBRARY,
               {'resolvedUri': resolvedUri});
         }
       }
     }
     if (path == null) {
-      reportError(node, MessageKind.LIBRARY_NOT_FOUND,
+      reportError(spannable, MessageKind.LIBRARY_NOT_FOUND,
                   {'resolvedUri': resolvedUri});
       return null;
     }
     if (resolvedUri.path == 'html' ||
         resolvedUri.path == 'io') {
       // TODO(ahe): Get rid of mockableLibraryUsed when test.dart
       // supports this use case better.
       mockableLibraryUsed = true;
     }
     return libraryRoot.resolve(path);
@@ skipping 156 matching lines @@
     print('$message: ${tryToString(exception)}');
     print(tryToString(stackTrace));
   }
 
   fromEnvironment(String name) => environment[name];
 
   LibraryInfo lookupLibraryInfo(String libraryName) {
     return library_info.LIBRARIES[libraryName];
   }
 }