https://github.com/kseo/text_zipper

A two dimensional text zipper data structure.
https://github.com/kseo/text_zipper

Last synced: 27 days ago
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A two dimensional text zipper data structure.

• Host: GitHub
• URL: https://github.com/kseo/text_zipper
• Owner: kseo
• License: bsd-3-clause
• Created: 2015-12-12T05:20:38.000Z (almost 9 years ago)
• Default Branch: master
• Last Pushed: 2015-12-14T13:18:16.000Z (almost 9 years ago)
• Last Synced: 2023-08-20T23:23:57.968Z (about 1 year ago)
• Language: Dart
• Homepage: https://pub.dartlang.org/packages/text_zipper
• Size: 10.7 KB
• Stars: 1
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • License: LICENSE

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README

        
# text_zipper

A two dimensional text zipper data structure. It uses [The Zipper][zipper] data structure to implement a purely functional text buffer.

[zipper]: https://www.st.cs.uni-saarland.de/edu/seminare/2005/advanced-fp/docs/huet-zipper.pdf

## Usage

```dart

import 'package:text_zipper/text_zipper.dart';

main() {

  const String text = '''

abc

df

efg''';

  var tz = stringZipper(text);

  tz = tz.moveCursorTo(new Position(1, 1)).insertCharCode('e'.codeUnitAt(0));

  print(tz.text);

  /// abc

  /// def

  /// efg

}

```

## Features and bugs

Please file feature requests and bugs at the [issue tracker][tracker].

[tracker]: https://github.com/kseo/text_zipper/issues