lite_code_editor 0.1.0

A lightweight, customizable Flutter code editor widget with syntax highlighting, auto-indent, autocomplete, line selection mode, and dark/light themes. No heavy dependencies — pure Flutter.

Changelog

All notable changes to this project will be documented in this file. This project adheres to Semantic Versioning.

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0.1.0 - 2025-01-01

Added

• CodeEditor widget — main editor widget with full editing support
• CodeEditorController — extends TextEditingController with language and line selection state
• Dart/Flutter syntax highlighting with token-level coloring:
  • Keywords, built-in types, modifiers
  • Strings with interpolation ($var, ${expr})
  • Line comments //, block comments /* */, DartDoc ///
  • Annotations @override, numbers, class names, function names
• Auto-indent on Enter — preserves current indentation level
• Autocomplete suggestion bar — horizontal scrollable chip bar at the bottom of the editor, filtered in real time as the user types
• customKeywords parameter — inject domain-specific keywords into the autocomplete engine
• Line selection mode — tap any line to highlight it and receive its index and content via onLineSelected
• Synchronized scroll — gutter line numbers scroll in perfect sync with the code area
• Horizontal scroll — long lines scroll horizontally without wrapping
• Dark theme (EditorTheme.dark()) — VS Code Dark+ inspired palette
• Light theme (EditorTheme.light()) — clean light palette
• EditorTheme — fully customizable color and typography tokens
• Zero external dependencies — pure Flutter implementation