Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(59)

Unified Diff: pkg/polymer/lib/src/dart_parser.dart

Issue 23658002: Remove processing of dart code, summary.dart, simplified info.dart (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 7 years, 4 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « pkg/polymer/lib/src/css_emitters.dart ('k') | pkg/polymer/lib/src/info.dart » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: pkg/polymer/lib/src/dart_parser.dart
diff --git a/pkg/polymer/lib/src/dart_parser.dart b/pkg/polymer/lib/src/dart_parser.dart
deleted file mode 100644
index a2f44c35284a0cded7b651c1ed635588f44272eb..0000000000000000000000000000000000000000
--- a/pkg/polymer/lib/src/dart_parser.dart
+++ /dev/null
@@ -1,132 +0,0 @@
-// 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.
-
-/**
- * Parser for Dart code based on the experimental analyzer.
- */
-library dart_parser;
-
-import 'package:analyzer_experimental/src/generated/ast.dart';
-import 'package:analyzer_experimental/src/generated/error.dart';
-import 'package:analyzer_experimental/src/generated/parser.dart';
-import 'package:analyzer_experimental/src/generated/scanner.dart';
-import 'package:source_maps/span.dart' show SourceFile, SourceFileSegment, Location;
-import 'utils.dart' show escapeDartString;
-
-/** Information extracted from a source Dart file. */
-class DartCodeInfo {
-
- /** Library qualified identifier, if any. */
- final String libraryName;
-
- /** Library which the code is part-of, if any. */
- final String partOf;
-
- /** Declared imports, exports, and parts. */
- final List<Directive> directives;
-
- /** Source file representation used to compute source map information. */
- final SourceFile sourceFile;
-
- /** The parsed code. */
- final CompilationUnit compilationUnit;
-
- /** The full source code. */
- final String code;
-
- DartCodeInfo(this.libraryName, this.partOf, this.directives, code,
- this.sourceFile, [compilationUnit])
- : this.code = code,
- this.compilationUnit = compilationUnit == null
- ? _parseCompilationUnit(code) : compilationUnit;
-
- bool get isPart =>
- compilationUnit.directives.any((d) => d is PartOfDirective);
-
- int get directivesEnd {
- if (compilationUnit.directives.length == 0) return 0;
- return compilationUnit.directives.last.end;
- }
-
- /**
- * The position of the first "part" directive. If none is found,
- * this behaves like [directivesEnd].
- */
- int get firstPartOffset {
- for (var directive in compilationUnit.directives) {
- if (directive is PartDirective) return directive.offset;
- }
- // No part directives, just return directives end.
- return directivesEnd;
- }
-
- /** Gets the code after the [directives]. */
- String codeAfterDirectives() => code.substring(directivesEnd);
-
- ClassDeclaration findClass(String name) {
- for (var decl in compilationUnit.declarations) {
- if (decl is ClassDeclaration) {
- if (decl.name.name == name) return decl;
- }
- }
- return null;
- }
-}
-
-SimpleStringLiteral createStringLiteral(String contents) {
- var lexeme = "'${escapeDartString(contents)}'";
- var token = new StringToken(TokenType.STRING, lexeme, null);
- return new SimpleStringLiteral.full(token, contents);
-}
-
-
-/**
- * Parse and extract top-level directives from [code].
- *
- */
-// TODO(sigmund): log emitted error/warning messages
-DartCodeInfo parseDartCode(String path, String code, [Location offset]) {
- var unit = _parseCompilationUnit(code);
-
- // Extract some information from the compilation unit.
- String libraryName, partName;
- var directives = [];
- int directiveEnd = 0;
- for (var directive in unit.directives) {
- if (directive is LibraryDirective) {
- libraryName = directive.name.name;
- } else if (directive is PartOfDirective) {
- partName = directive.libraryName.name;
- } else {
- assert(directive is UriBasedDirective);
- // Normalize the library URI.
- var uriNode = directive.uri;
- if (uriNode is! SimpleStringLiteral) {
- String uri = uriNode.accept(new ConstantEvaluator());
- directive.uri = createStringLiteral(uri);
- }
- directives.add(directive);
- }
- }
-
- var sourceFile = offset == null
- ? new SourceFile.text(path, code)
- : new SourceFileSegment(path, code, offset);
-
- return new DartCodeInfo(libraryName, partName, directives, code,
- sourceFile, unit);
-}
-
-CompilationUnit _parseCompilationUnit(String code) {
- var errorListener = new _ErrorCollector();
- var scanner = new StringScanner(null, code, errorListener);
- var token = scanner.tokenize();
- var parser = new Parser(null, errorListener);
- return parser.parseCompilationUnit(token);
-}
-
-class _ErrorCollector extends AnalysisErrorListener {
- final errors = new List<AnalysisError>();
- onError(error) => errors.add(error);
-}
« no previous file with comments | « pkg/polymer/lib/src/css_emitters.dart ('k') | pkg/polymer/lib/src/info.dart » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698