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Unified Diff: mojo/public/dart/third_party/source_maps/lib/src/source_map_span.dart

Issue 1346773002: Stop running pub get at gclient sync time and fix build bugs (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 3 months ago
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Index: mojo/public/dart/third_party/source_maps/lib/src/source_map_span.dart
diff --git a/mojo/public/dart/third_party/source_maps/lib/src/source_map_span.dart b/mojo/public/dart/third_party/source_maps/lib/src/source_map_span.dart
new file mode 100644
index 0000000000000000000000000000000000000000..b70bdfe983ef4c1b1a8e7622e1b02b06ed7b8549
--- /dev/null
+++ b/mojo/public/dart/third_party/source_maps/lib/src/source_map_span.dart
@@ -0,0 +1,60 @@
+// 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.
+
+library source_maps.source_map_span;
+
+import 'package:source_span/source_span.dart';
+
+/// A [SourceSpan] for spans coming from or being written to source maps.
+///
+/// These spans have an extra piece of metadata: whether or not they represent
+/// an identifier (see [isIdentifier]).
+class SourceMapSpan extends SourceSpanBase {
+ /// Whether this span represents an identifier.
+ ///
+ /// If this is `true`, [text] is the value of the identifier.
+ final bool isIdentifier;
+
+ SourceMapSpan(SourceLocation start, SourceLocation end, String text,
+ {this.isIdentifier: false})
+ : super(start, end, text);
+
+ /// Creates a [SourceMapSpan] for an identifier with value [text] starting at
+ /// [start].
+ ///
+ /// The [end] location is determined by adding [text] to [start].
+ SourceMapSpan.identifier(SourceLocation start, String text)
+ : this(
+ start,
+ new SourceLocation(start.offset + text.length,
+ sourceUrl: start.sourceUrl,
+ line: start.line,
+ column: start.column + text.length),
+ text,
+ isIdentifier: true);
+}
+
+/// A wrapper aruond a [FileSpan] that implements [SourceMapSpan].
+class SourceMapFileSpan implements SourceMapSpan, FileSpan {
+ final FileSpan _inner;
+ final bool isIdentifier;
+
+ SourceFile get file => _inner.file;
+ FileLocation get start => _inner.start;
+ FileLocation get end => _inner.end;
+ String get text => _inner.text;
+ String get context => _inner.context;
+ Uri get sourceUrl => _inner.sourceUrl;
+ int get length => _inner.length;
+
+ SourceMapFileSpan(this._inner, {this.isIdentifier: false});
+
+ int compareTo(SourceSpan other) => _inner.compareTo(other);
+ SourceSpan union(SourceSpan other) => _inner.union(other);
+ FileSpan expand(FileSpan other) => _inner.expand(other);
+ String message(String message, {color}) =>
+ _inner.message(message, color: color);
+ String toString() => _inner.toString()
+ .replaceAll("FileSpan", "SourceMapFileSpan");
+}

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