common.sh•4.89 kB
#!/usr/bin/env bash
# Common functions and variables for all scripts
# Get repository root, with fallback for non-git repositories
get_repo_root() {
if git rev-parse --show-toplevel >/dev/null 2>&1; then
git rev-parse --show-toplevel
else
# Fall back to script location for non-git repos
local script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
(cd "$script_dir/../../.." && pwd)
fi
}
# Get current branch, with fallback for non-git repositories
get_current_branch() {
# First check if SPECIFY_FEATURE environment variable is set
if [[ -n "${SPECIFY_FEATURE:-}" ]]; then
echo "$SPECIFY_FEATURE"
return
fi
# Then check git if available
if git rev-parse --abbrev-ref HEAD >/dev/null 2>&1; then
git rev-parse --abbrev-ref HEAD
return
fi
# For non-git repos, try to find the latest feature directory
local repo_root=$(get_repo_root)
local specs_dir="$repo_root/specs"
if [[ -d "$specs_dir" ]]; then
local latest_feature=""
local highest=0
for dir in "$specs_dir"/*; do
if [[ -d "$dir" ]]; then
local dirname=$(basename "$dir")
if [[ "$dirname" =~ ^([0-9]{3})- ]]; then
local number=${BASH_REMATCH[1]}
number=$((10#$number))
if [[ "$number" -gt "$highest" ]]; then
highest=$number
latest_feature=$dirname
fi
fi
fi
done
if [[ -n "$latest_feature" ]]; then
echo "$latest_feature"
return
fi
fi
echo "main" # Final fallback
}
# Check if we have git available
has_git() {
git rev-parse --show-toplevel >/dev/null 2>&1
}
check_feature_branch() {
local branch="$1"
local has_git_repo="$2"
# For non-git repos, we can't enforce branch naming but still provide output
if [[ "$has_git_repo" != "true" ]]; then
echo "[specify] Warning: Git repository not detected; skipped branch validation" >&2
return 0
fi
if [[ ! "$branch" =~ ^[0-9]{3}- ]]; then
echo "ERROR: Not on a feature branch. Current branch: $branch" >&2
echo "Feature branches should be named like: 001-feature-name" >&2
return 1
fi
return 0
}
get_feature_dir() { echo "$1/specs/$2"; }
# Find feature directory by numeric prefix instead of exact branch match
# This allows multiple branches to work on the same spec (e.g., 004-fix-bug, 004-add-feature)
find_feature_dir_by_prefix() {
local repo_root="$1"
local branch_name="$2"
local specs_dir="$repo_root/specs"
# Extract numeric prefix from branch (e.g., "004" from "004-whatever")
if [[ ! "$branch_name" =~ ^([0-9]{3})- ]]; then
# If branch doesn't have numeric prefix, fall back to exact match
echo "$specs_dir/$branch_name"
return
fi
local prefix="${BASH_REMATCH[1]}"
# Search for directories in specs/ that start with this prefix
local matches=()
if [[ -d "$specs_dir" ]]; then
for dir in "$specs_dir"/"$prefix"-*; do
if [[ -d "$dir" ]]; then
matches+=("$(basename "$dir")")
fi
done
fi
# Handle results
if [[ ${#matches[@]} -eq 0 ]]; then
# No match found - return the branch name path (will fail later with clear error)
echo "$specs_dir/$branch_name"
elif [[ ${#matches[@]} -eq 1 ]]; then
# Exactly one match - perfect!
echo "$specs_dir/${matches[0]}"
else
# Multiple matches - this shouldn't happen with proper naming convention
echo "ERROR: Multiple spec directories found with prefix '$prefix': ${matches[*]}" >&2
echo "Please ensure only one spec directory exists per numeric prefix." >&2
echo "$specs_dir/$branch_name" # Return something to avoid breaking the script
fi
}
get_feature_paths() {
local repo_root=$(get_repo_root)
local current_branch=$(get_current_branch)
local has_git_repo="false"
if has_git; then
has_git_repo="true"
fi
# Use prefix-based lookup to support multiple branches per spec
local feature_dir=$(find_feature_dir_by_prefix "$repo_root" "$current_branch")
cat <<EOF
REPO_ROOT='$repo_root'
CURRENT_BRANCH='$current_branch'
HAS_GIT='$has_git_repo'
FEATURE_DIR='$feature_dir'
FEATURE_SPEC='$feature_dir/spec.md'
IMPL_PLAN='$feature_dir/plan.md'
TASKS='$feature_dir/tasks.md'
RESEARCH='$feature_dir/research.md'
DATA_MODEL='$feature_dir/data-model.md'
QUICKSTART='$feature_dir/quickstart.md'
CONTRACTS_DIR='$feature_dir/contracts'
EOF
}
check_file() { [[ -f "$1" ]] && echo " ✓ $2" || echo " ✗ $2"; }
check_dir() { [[ -d "$1" && -n $(ls -A "$1" 2>/dev/null) ]] && echo " ✓ $2" || echo " ✗ $2"; }