diffllm.sh

# -----------------------------------------------------------------------------
# AI-powered Diff Summary Function
# Add this to your ~/.bashrc or ~/.zshrc to gain the `diff` command. It:
# 1) Checks if there are any staged changes
# 2) Summarizes what was added and removed from the staged changes
# 3) Outputs a concise summary directly in the terminal
#
# Requirements:
# - Git
# - LLM CLI utility (https://llm.datasette.io/en/stable/)
# - GPT-4-mini model available for LLM

diffllm() {
    # Check if there are any staged changes
    if [ -z "$(git diff --cached)" ]; then
        echo "No staged changes to analyze."
        return 1
    fi

    # Generate a concise summary of the staged changes
    echo "Analyzing staged changes for a quick summary..."
    git diff --cached | llm -m 4o-mini "
Below is a diff of all staged changes. Provide a quick, text-only summary of the changes in the format:

Removed:
- Key point 1
- Key point 2

Added:
- Key point 1
- Key point 2

If there are no changes in a category, omit it entirely. Be as concise as possible and focus only on the most notable modifications."
}