second-brain/hooks/pre-commit at main · masuda-so/second-brain · GitHub

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#!/bin/bash
# hooks/pre-commit — tracked copy of the pre-commit guard.
# Install: ln -sf ../../hooks/pre-commit .git/hooks/pre-commit
#   (or run scripts/init.sh which does this automatically)
#
# Blocks Added/Copied/Renamed files matching forbidden patterns.
# Deletions and modifications are always allowed.

FORBIDDEN_PATTERNS=(
  "\.txt$"
  "\.log$"
  "(^|/)test_.*\.json$"
  "(^|/)debug_.*"
  "^Meta/"
  "^Daily/"
  "^Weekly/"
  "^Monthly/"
  "^Ideas/"
  "^References/"
  "^Projects/"
  "^Clippings/"
  "^Bases/"
  "^Canvases/"
  "^Sandbox/"
)

errors=()
while IFS= read -r file; do
  for pat in "${FORBIDDEN_PATTERNS[@]}"; do
    if echo "$file" | grep -qE "$pat"; then
      errors+=("  $file  (matches: $pat)")
      break
    fi
  done
done < <(git diff --cached --name-only --diff-filter=ACR)

if [[ ${#errors[@]} -gt 0 ]]; then
  echo "second-brain pre-commit: forbidden files staged:" >&2
  for e in "${errors[@]}"; do echo "$e" >&2; done
  echo "" >&2
  echo "These files must not be committed to this repository." >&2
  echo "Remove them with: git rm --cached <file>" >&2
  exit 1
fi