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Issue 1312363005: Add Element.endSourceSpan (Closed) Base URL: https://github.com/dart-lang/html@master
Patch Set: Created 5 years, 3 months ago
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1 /// A simple tree API that results from parsing html. Intended to be compatible 1 /// A simple tree API that results from parsing html. Intended to be compatible
2 /// with dart:html, but it is missing many types and APIs. 2 /// with dart:html, but it is missing many types and APIs.
3 library dom; 3 library dom;
4 4
5 // TODO(jmesserly): lots to do here. Originally I wanted to generate this using 5 // TODO(jmesserly): lots to do here. Originally I wanted to generate this using
6 // our Blink IDL generator, but another idea is to directly use the excellent 6 // our Blink IDL generator, but another idea is to directly use the excellent
7 // http://dom.spec.whatwg.org/ and http://html.spec.whatwg.org/ and just 7 // http://dom.spec.whatwg.org/ and http://html.spec.whatwg.org/ and just
8 // implement that. 8 // implement that.
9 9
10 import 'dart:collection'; 10 import 'dart:collection';
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435 } 435 }
436 436
437 // TODO(jmesserly): Elements should have a pointer back to their document 437 // TODO(jmesserly): Elements should have a pointer back to their document
438 class Element extends Node with _ParentNode, _ElementAndDocument { 438 class Element extends Node with _ParentNode, _ElementAndDocument {
439 final String namespaceUri; 439 final String namespaceUri;
440 440
441 /// The [local name](http://dom.spec.whatwg.org/#concept-element-local-name) 441 /// The [local name](http://dom.spec.whatwg.org/#concept-element-local-name)
442 /// of this element. 442 /// of this element.
443 final String localName; 443 final String localName;
444 444
445 // TODO(jmesserly): consider using an Expando for this, and put it in
446 // dom_parsing. Need to check the performance affect.
447 /// The source span of the end tag this element, if it was created by the
448 /// [HtmlParser]. May be `null` if does not have an implicit end tag.
449 FileSpan endSourceSpan;
450
445 Element._(this.localName, [this.namespaceUri]) : super._(); 451 Element._(this.localName, [this.namespaceUri]) : super._();
446 452
447 Element.tag(this.localName) 453 Element.tag(this.localName)
448 : namespaceUri = Namespaces.html, 454 : namespaceUri = Namespaces.html,
449 super._(); 455 super._();
450 456
451 static final _START_TAG_REGEXP = new RegExp('<(\\w+)'); 457 static final _START_TAG_REGEXP = new RegExp('<(\\w+)');
452 458
453 static final _CUSTOM_PARENT_TAG_MAP = const { 459 static final _CUSTOM_PARENT_TAG_MAP = const {
454 'body': 'html', 460 'body': 'html',
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989 995
990 class _ConcatTextVisitor extends TreeVisitor { 996 class _ConcatTextVisitor extends TreeVisitor {
991 final _str = new StringBuffer(); 997 final _str = new StringBuffer();
992 998
993 String toString() => _str.toString(); 999 String toString() => _str.toString();
994 1000
995 visitText(Text node) { 1001 visitText(Text node) {
996 _str.write(node.data); 1002 _str.write(node.data);
997 } 1003 }
998 } 1004 }
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