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‎.claude/hooks/claude_agentic_hook.sh‎

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#!/bin/bash
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# Claude Code Integration Hook for git-agentic
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# This script is called by Claude Code hooks to track AI contributions
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set -e # Exit on any error
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# Configuration
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CLAUDE_AGENT_ID="${CLAUDE_AGENT_ID:-claude}" # Default to 'claude' agent
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GIT_AGENTIC_CMD="${GIT_AGENTIC_CMD:-git-agentic}" # Command to run git-agentic
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ENABLE_TRACING="${ENABLE_TRACING:-true}" # Enable/disable trace creation
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ENABLE_ATTRIBUTION="${ENABLE_ATTRIBUTION:-true}" # Enable/disable attribution
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LOG_LEVEL="${LOG_LEVEL:-info}" # Log level: debug, info, warn, error
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# Log function with level support
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log() {
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local level="${1:-info}"
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shift
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case "$LOG_LEVEL" in
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"debug")
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echo "[CLAUDE-AGENTIC:$level] $*" >&2
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;;
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"info")
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if [ "$level" != "debug" ]; then
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echo "[CLAUDE-AGENTIC] $*" >&2
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fi
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;;
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"warn")
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if [ "$level" = "warn" ] || [ "$level" = "error" ]; then
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echo "[CLAUDE-AGENTIC:$level] $*" >&2
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fi
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;;
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"error")
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if [ "$level" = "error" ]; then
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echo "[CLAUDE-AGENTIC:$level] $*" >&2
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fi
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;;
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esac
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}
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# Function to process single file edit
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process_single_edit() {
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local tool_input="$1"
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# Extract file information
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file_path=$(echo "$tool_input" | jq -r '.file_path // .path // empty')
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old_string=$(echo "$tool_input" | jq -r '.old_string // empty')
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new_string=$(echo "$tool_input" | jq -r '.new_string // empty')
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if [ -z "$file_path" ]; then
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log "warn" "No file_path found in Edit tool input"
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return
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fi
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log "info" "Processing single file edit: $file_path"
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# Create trace entry if enabled
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if [ "$ENABLE_TRACING" = "true" ]; then
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create_trace_entry "Edit" "$tool_input"
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fi
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# Create attribution entries if enabled
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if [ "$ENABLE_ATTRIBUTION" = "true" ]; then
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create_attribution_entries "$file_path" "$old_string" "$new_string"
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fi
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}
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# Function to process multi-file edit
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process_multi_edit() {
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local tool_input="$1"
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# MultiEdit can affect multiple files
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# Extract the files array or individual file operations
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files=$(echo "$tool_input" | jq -r '.files // empty')
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if [ -n "$files" ] && [ "$files" != "null" ]; then
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# Process each file in the files array
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echo "$files" | jq -c '.[]' | while read -r file_data; do
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file_path=$(echo "$file_data" | jq -r '.file_path // .path // empty')
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old_string=$(echo "$file_data" | jq -r '.old_string // empty')
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new_string=$(echo "$file_data" | jq -r '.new_string // empty')
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if [ -n "$file_path" ]; then
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log "info" "Processing multi-edit file: $file_path"
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create_attribution_entries "$file_path" "$old_string" "$new_string"
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fi
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done
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else
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log "warn" "Could not parse MultiEdit files structure"
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fi
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# Create trace entry for the multi-edit operation
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if [ "$ENABLE_TRACING" = "true" ]; then
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create_trace_entry "MultiEdit" "$tool_input"
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fi
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}
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# Function to process file write operations
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process_file_write() {
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local tool_input="$1"
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# Extract file information
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file_path=$(echo "$tool_input" | jq -r '.file_path // .path // empty')
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content=$(echo "$tool_input" | jq -r '.content // empty')
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if [ -z "$file_path" ]; then
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log "warn" "No file_path found in Write tool input"
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return
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fi
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log "info" "Processing file write: $file_path"
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# Create trace entry if enabled
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if [ "$ENABLE_TRACING" = "true" ]; then
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create_trace_entry "Write" "$tool_input"
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fi
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# For file writes, attribute all lines in the file (since it's newly created/modified)
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if [ "$ENABLE_ATTRIBUTION" = "true" ] && [ -f "$file_path" ] && [ -n "$content" ]; then
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total_lines=$(wc -l < "$file_path")
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if [ "$total_lines" -gt 0 ]; then
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log "info" "Attributing all $total_lines lines in new file $file_path"
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for ((line=1; line<=total_lines; line++)); do
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"$GIT_AGENTIC_CMD" attr "$file_path" "$line" ai --agent="$CLAUDE_AGENT_ID" 2>/dev/null || true
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done
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fi
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fi
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}
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# Function to process bash commands
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process_bash_command() {
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local tool_input="$1"
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command=$(echo "$tool_input" | jq -r '.command // empty')
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description=$(echo "$tool_input" | jq -r '.description // empty')
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if [ -z "$command" ]; then
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log "warn" "No command found in Bash tool input"
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return
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fi
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log "info" "Processing bash command: ${command:0:50}..."
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# Create trace entry if enabled
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if [ "$ENABLE_TRACING" = "true" ]; then
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create_trace_entry "Bash" "$tool_input"
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fi
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}
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# Function to create a trace entry
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create_trace_entry() {
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local tool_name="$1"
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local tool_input="$2"
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# Create a simple trace entry
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timestamp="$(date -u +%Y-%m-%dT%H:%M:%S.%3NZ)"
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tool_args="$(echo "$tool_input" | jq -c .)"
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trace_data="[{\"type\": \"tool_call\", \"tool\": \"$tool_name\", \"args\": $tool_args, \"timestamp\": \"$timestamp\"}]"
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log "debug" "Creating trace entry for $tool_name"
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# Use git-agentic to store the trace (fixed: pass JSON as single argument)
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if "$GIT_AGENTIC_CMD" store "$trace_data" 2>/dev/null; then
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log "debug" "Successfully created trace entry"
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else
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log "warn" "Failed to create trace entry"
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fi
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}
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# Function to create attribution entries for modified lines
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create_attribution_entries() {
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local file_path="$1"
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local old_string="$2"
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local new_string="$3"
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# Skip if file doesn't exist
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if [ ! -f "$file_path" ]; then
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log "warn" "File $file_path does not exist"
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return
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fi
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# If we have both old and new strings, try to find the changed lines more precisely
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if [ -n "$old_string" ] && [ -n "$new_string" ]; then
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find_changed_lines "$file_path" "$old_string" "$new_string"
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elif [ -n "$new_string" ]; then
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# For new content without old content, attribute based on content matching
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find_new_content_lines "$file_path" "$new_string"
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else
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log "warn" "Cannot determine line attribution without content information"
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fi
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}
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# Function to find lines that contain new content
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find_new_content_lines() {
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local file_path="$1"
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local new_content="$2"
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log "debug" "Finding lines with new content in $file_path"
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# Escape special regex characters in new_content for grep
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escaped_content=$(echo "$new_content" | sed 's/[[.*^$()+?{|]/\\&/g' | tr '\n' '\\n')
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# Find lines containing parts of the new content
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line_numbers=$(grep -n "$escaped_content" "$file_path" 2>/dev/null | cut -d: -f1 || true)
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if [ -n "$line_numbers" ]; then
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log "debug" "Found content matches on lines: $line_numbers"
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echo "$line_numbers" | while read -r line_num; do
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if [ -n "$line_num" ] && [ "$line_num" -gt 0 ]; then
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"$GIT_AGENTIC_CMD" attr "$file_path" "$line_num" ai --agent="$CLAUDE_AGENT_ID" 2>/dev/null || true
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fi
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done
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else
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# Fallback: attribute last few lines if content matching fails
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total_lines=$(wc -l < "$file_path")
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if [ "$total_lines" -gt 0 ]; then
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lines_to_attribute=3 # Attribute last 3 lines as fallback
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start_line=$((total_lines - lines_to_attribute + 1))
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[ "$start_line" -lt 1 ] && start_line=1
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log "debug" "Fallback: Attributing lines $start_line-$total_lines"
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for ((line=start_line; line<=total_lines; line++)); do
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"$GIT_AGENTIC_CMD" attr "$file_path" "$line" ai --agent="$CLAUDE_AGENT_ID" 2>/dev/null || true
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done
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fi
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fi
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}
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# Function to find changed lines using diff-like approach
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find_changed_lines() {
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local file_path="$1"
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local old_string="$2"
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local new_string="$3"
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log "debug" "Analyzing changes in $file_path"
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# Create temporary files for diff
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temp_old=$(mktemp)
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temp_new=$(mktemp)
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echo "$old_string" > "$temp_old"
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echo "$new_string" > "$temp_new"
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# Use diff to find changes, but this is complex for multi-line changes
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# For now, we'll use a simpler approach and attribute based on new content
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find_new_content_lines "$file_path" "$new_string"
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# Clean up temp files
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rm -f "$temp_old" "$temp_new"
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}
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# Check if git-agentic is available
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if ! command -v "$GIT_AGENTIC_CMD" &> /dev/null; then
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log "error" "git-agentic command not found. Please ensure it's installed and in PATH."
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exit 1
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fi
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# Check if we're in a git repository
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if ! git rev-parse --git-dir &> /dev/null; then
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log "warn" "Not in a git repository. Skipping attribution."
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exit 0
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fi
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# Read JSON input from Claude Code
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input_data=$(cat)
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log "debug" "Received hook data: ${input_data:0:200}..."
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# Parse tool information
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tool_name=$(echo "$input_data" | jq -r '.tool_name // empty')
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tool_input=$(echo "$input_data" | jq -r '.tool_input // empty')
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if [ -z "$tool_name" ] || [ -z "$tool_input" ]; then
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log "warn" "Missing tool_name or tool_input in hook data"
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exit 0
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fi
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log "info" "Processing $tool_name tool execution"
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# Process different tool types
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case "$tool_name" in
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"Edit")
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process_single_edit "$tool_input"
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;;
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"MultiEdit")
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process_multi_edit "$tool_input"
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;;
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"Write")
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process_file_write "$tool_input"
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;;
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"Bash")
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process_bash_command "$tool_input"
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;;
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*)
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log "info" "Tool $tool_name not tracked (only Edit/MultiEdit/Write/Bash are supported)"
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;;
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esac
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log "info" "Hook processing complete"
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# Main execution
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log "debug" "Configuration: agent=$CLAUDE_AGENT_ID, tracing=$ENABLE_TRACING, attribution=$ENABLE_ATTRIBUTION, log_level=$LOG_LEVEL"
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log "info" "Claude Code hook started for $tool_name"

‎.claude/settings.local.json‎

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{
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"hooks": {
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"PostToolUse": [
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{
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"matcher": "Edit|MultiEdit|Write|Bash",
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"hooks": [
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{
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"type": "command",
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"command": "/Users/jonhack/CS/CODEGEN/codegen-ide/.claude/hooks/claude_agentic_hook.sh"
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}
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]
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}
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]
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}
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}

‎.git-agentic/agents.json‎

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{
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"claude": {
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"name": "Claude",
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"model": "Claude-3.5-Sonnet",
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"website": "https://claude.ai",
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"description": "Anthropic's AI assistant with strong reasoning capabilities"
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}
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}

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