Linter Demo

Errors: 21

Warnings: 25

File: /home/fstrocco/Dart/dart/benchmark/devcompiler/lib/src/summary.dart

// Copyright (c) 2015, 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. /// Summary of error messages produced by a `SummaryReporter`. library dev_compiler.src.summary; import 'package:source_span/source_span.dart'; /// Summary information computed by the DDC checker. abstract class Summary { Map toJsonMap(); void accept(SummaryVisitor visitor); } /// Summary for the entire program. class GlobalSummary implements Summary { /// Summary from the system libraries. final Map<String, LibrarySummary> system = <String, LibrarySummary>{}; /// Summary for libraries in packages. final Map<String, PackageSummary> packages = <String, PackageSummary>{}; /// Summary for loose files // TODO(sigmund): consider inferring the package from the pubspec instead? final Map<String, IndividualSummary> loose = <String, IndividualSummary>{}; GlobalSummary(); Map toJsonMap() => { 'system': system.values.map((l) => l.toJsonMap()).toList(), 'packages': packages.values.map((p) => p.toJsonMap()).toList(), 'loose': loose.values.map((l) => ['${l.runtimeType}', l.toJsonMap()]).toList(), }; void accept(SummaryVisitor visitor) => visitor.visitGlobal(this); static GlobalSummary parse(Map json) { var res = new GlobalSummary(); json['system'].map(LibrarySummary.parse).forEach((l) { res.system[l.name] = l; }); json['packages'].map(PackageSummary.parse).forEach((p) { res.packages[p.name] = p; }); json['loose'].forEach((e) { var summary = e[0] == 'LibrarySummary' ? LibrarySummary.parse(e[1]) : HtmlSummary.parse(e[1]); res.loose[summary.name] = summary; }); return res; } } /// A summary of a package. class PackageSummary implements Summary { final String name; final Map<String, LibrarySummary> libraries = <String, LibrarySummary>{}; PackageSummary(this.name); Map toJsonMap() => { 'package_name': name, 'libraries': libraries.values.map((l) => l.toJsonMap()).toList(), }; void accept(SummaryVisitor visitor) => visitor.visitPackage(this); static PackageSummary parse(Map json) { var res = new PackageSummary(json['package_name']); json['libraries'].map(LibrarySummary.parse).forEach((l) { res.libraries[l.name] = l; }); return res; } } /// A summary for a library or an html file. abstract class IndividualSummary extends Summary { /// Unique name for this library. String get name; List<MessageSummary> get messages; } /// A summary at the level of a library. class LibrarySummary implements IndividualSummary { /// Unique name for this library. final String name; /// All messages collected for the library. final List<MessageSummary> messages; /// Total lines of code (including all parts of the library). int lines; LibrarySummary(this.name, [List<MessageSummary> messages, this.lines = 0]) : messages = messages == null ? <MessageSummary>[] : messages; Map toJsonMap() => { 'library_name': name, 'messages': messages.map((m) => m.toJsonMap()).toList(), 'lines': lines, }; void accept(SummaryVisitor visitor) => visitor.visitLibrary(this); static LibrarySummary parse(Map json) => new LibrarySummary( json['library_name'], json['messages'].map(MessageSummary.parse).toList(), json['lines']); } /// A summary at the level of an HTML file. class HtmlSummary implements IndividualSummary { /// Unique name used to identify the HTML file. final String name; /// All messages collected on the file. final List<MessageSummary> messages; HtmlSummary(this.name, [List<MessageSummary> messages]) : messages = messages == null ? <MessageSummary>[] : messages; Map toJsonMap() => {'name': name, 'messages': messages.map((m) => m.toJsonMap()).toList()}; void accept(SummaryVisitor visitor) => visitor.visitHtml(this); static HtmlSummary parse(Map json) => new HtmlSummary( json['name'], json['messages'].map(MessageSummary.parse).toList()); } /// A single message produced by the checker. class MessageSummary implements Summary { /// The kind of message, currently the name of the StaticInfo type. final String kind; /// Level (error, warning, etc). final String level; /// Location where the error is reported. final SourceSpan span; final String message; MessageSummary(this.kind, this.level, this.span, this.message); Map toJsonMap() => { 'kind': kind, 'level': level, 'message': message, 'url': '${span.sourceUrl}', 'start': [span.start.offset, span.start.line, span.start.column], 'end': [span.end.offset, span.end.line, span.end.column], 'text': span.text, 'context': span is SourceSpanWithContext ? (span as SourceSpanWithContext).context : null, }; void accept(SummaryVisitor visitor) => visitor.visitMessage(this); static MessageSummary parse(Map json) { var start = new SourceLocation(json['start'][0], sourceUrl: json['url'], line: json['start'][1], column: json['start'][2]); var end = new SourceLocation(json['end'][0], sourceUrl: json['url'], line: json['end'][1], column: json['end'][2]); var context = json['context']; var span = context != null ? new SourceSpanWithContext(start, end, json['text'], context) : new SourceSpan(start, end, json['text']); return new MessageSummary( json['kind'], json['level'], span, json['message']); } } /// A visitor of the [Summary] hierarchy. abstract class SummaryVisitor { void visitGlobal(GlobalSummary global); void visitPackage(PackageSummary package); void visitLibrary(LibrarySummary lib); void visitHtml(HtmlSummary html); void visitMessage(MessageSummary message); } /// A recursive [SummaryVisitor] that visits summaries on a top-down fashion. class RecursiveSummaryVisitor implements SummaryVisitor { void visitGlobal(GlobalSummary global) { for (var lib in global.system.values) { lib.accept(this); } for (var package in global.packages.values) { package.accept(this); } for (var libOrHtml in global.loose.values) { libOrHtml.accept(this); } } void visitPackage(PackageSummary package) { for (var lib in package.libraries.values) { lib.accept(this); } } void visitLibrary(LibrarySummary lib) { for (var msg in lib.messages) { msg.accept(this); } } void visitHtml(HtmlSummary html) { for (var msg in html.messages) { msg.accept(this); } } void visitMessage(MessageSummary message) {} }