Claude Code v0.2.27

# Claude Code v0.2.27 Changelog

• New /approved-tools command - Manage which tools Claude can use during your session
• View currently approved tools
• Add or remove tool permissions
• Control what operations Claude can perform

• Word-level diff highlighting - See exactly what changed within modified lines
• Intelligently matches changed lines between additions and removals
• Highlights individual word changes within lines for better readability
• Automatically falls back to line-level display for extensive changes (>40% of line content)
• Color-coded word changes: additions and removals are highlighted within their respective lines

• Fuzzy matching for slash commands - Type commands more naturally
• No need to remember exact command names
• Partial matches and typos are handled gracefully
• Faster command entry with intelligent suggestions

• Switched to named imports for Node.js built-ins (env, cwd, PassThrough)
• More explicit handling of process environment and streams
• Improved modularity in system interaction code

The diff display system has been completely overhauled with several new components:

• Sq2 - Core diff generation using the underlying diff library
• uq2 - Main diff component that renders patches with word-level highlighting
• zV9 - Preprocesses diff lines and identifies line types (add/remove/unchanged)
• QV9 - Matches removed lines with their corresponding additions for word-diff analysis
• qV9 - Performs word-level diff comparison between matched lines
• RV9 - Renders individual lines with word-level highlighting
• UV9 - Orchestrates the complete diff rendering process
• ff - Renders line numbers with proper formatting
• fV9 - Assigns line numbers to diff entries
• od - Feature flag wrapper that enables word-level diff when available

• Added homedir and userInfo imports from the os module
• Better support for user-specific configurations and paths

The changelog now includes a new entry for v0.2.26, consolidating recent features and improvements into the version history display.