kasperl@google.com
da29bdcace
Start importing the URI library using dart:uri rather than dotting our way to the right directory in lib. R=ahe@google.com BUG= TEST= Review URL: https://chromiumcodereview.appspot.com//10081004 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@6511 260f80e4-7a28-3924-810f-c04153c831b5
99 lines
2.9 KiB
Dart
99 lines
2.9 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#library('leg_apiimpl');
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#import('dart:uri');
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#import('../compiler.dart', prefix: 'api');
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#import('leg.dart', prefix: 'leg');
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#import('tree/tree.dart', prefix: 'tree');
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#import('elements/elements.dart', prefix: 'elements');
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#import('ssa/tracer.dart', prefix: 'ssa');
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#import('library_map.dart');
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#import('source_file.dart');
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class Compiler extends leg.Compiler {
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api.ReadUriFromString provider;
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api.DiagnosticHandler handler;
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Uri libraryRoot;
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Uri packageRoot;
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List<String> options;
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bool mockableLibraryUsed = false;
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Compiler(this.provider, this.handler, this.libraryRoot, this.options)
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: super(tracer: new ssa.HTracer());
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elements.LibraryElement scanBuiltinLibrary(String path) {
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Uri uri = libraryRoot.resolve(DART2JS_LIBRARY_MAP[path]);
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elements.LibraryElement library = scanner.loadLibrary(uri, null);
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return library;
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}
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void log(message) {
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handler(null, null, null, message, false);
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}
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leg.Script readScript(Uri uri, [tree.ScriptTag node]) {
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if (uri.scheme == 'dart') {
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uri = translateDartUri(uri, node);
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} else if (uri.scheme == 'package') {
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uri = translatePackageUri(uri, node);
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}
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String text = "";
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try {
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// TODO(ahe): We expect the future to be complete and call value
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// directly. In effect, we don't support truly asynchronous API.
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text = provider(uri).value;
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} catch (var exception) {
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cancel("${uri}: $exception", node: node);
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}
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SourceFile sourceFile = new SourceFile(uri.toString(), text);
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return new leg.Script(uri, sourceFile);
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}
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translateDartUri(Uri uri, tree.ScriptTag node) {
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String path = DART2JS_LIBRARY_MAP[uri.path];
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if (path === null || uri.path.startsWith('_')) {
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reportError(node, 'library not found ${uri}');
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return null;
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}
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if (uri.path == 'dom' || uri.path == 'html' || uri.path == 'io') {
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// TODO(ahe): Get rid of mockableLibraryUsed when test.dart
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// supports this use case better.
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mockableLibraryUsed = true;
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}
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return libraryRoot.resolve(path);
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}
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translatePackageUri(Uri uri, tree.ScriptTag node) =>
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packageRoot.resolve(uri.path);
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bool run(Uri uri) {
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try {
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packageRoot = uri.resolve('packages/');
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bool success = super.run(uri);
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for (final task in tasks) {
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log('${task.name} took ${task.timing}msec');
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}
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return success;
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} finally {
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packageRoot = null;
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}
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}
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void reportDiagnostic(leg.SourceSpan span, String message, bool fatal) {
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if (span === null) {
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handler(null, null, null, message, fatal);
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} else {
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handler(span.uri, span.begin, span.end, message, fatal);
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}
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}
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bool get isMockCompilation() {
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return mockableLibraryUsed
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&& (options.indexOf('--allow-mock-compilation') !== -1);
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}
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}
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