Module diff 

Unified diff generation with color support.

This module provides utilities for generating standard unified diff format output, detecting when to use colors (respecting NO_COLOR and TTY detection), and applying colors to deletions/additions following git’s convention (red for removed, green for added).

Functions

format_colored_diff

Formats a colored diff between two strings.

format_diff_summary

Generates a git-style summary header for a diff.

format_unified_diff

Generates a unified diff between two strings.

should_use_color

Determines whether colored output should be used.