lib/src/inline_syntaxes/inline_html_syntax.dart

// Copyright (c) 2022, 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.

import '../../markdown.dart';
import '../charcode.dart';

/// Leave inline HTML tags alone, from
/// [CommonMark 0.28](http://spec.commonmark.org/0.28/#raw-html).
///
/// This is not actually a good definition (nor CommonMark's) of an HTML tag,
/// but it is fast. It will leave text like `<a href='hi">` alone, which is
/// incorrect.
///
/// TODO(srawlins): improve accuracy while ensuring performance, once
/// Markdown benchmarking is more mature.
class InlineHtmlSyntax extends TextSyntax {
  InlineHtmlSyntax()
      : super(
          r'<[/!?]?[A-Za-z][A-Za-z0-9-]*(?:\s[^>]*)?>',
          startCharacter: $lt,
        );
}