bootstrap

#!/usr/bin/env bash
# SPDX-License-Identifier: GPL-2.0-only
#
# Purpose: Run uv sync and update a target script shebang to use this project's venv Python.

set -euo pipefail

VERSION="2026.05.01"
TARGET_SCRIPT="./biome-parser"

if [[ -t 1 ]]; then
  C_BLD=$'\033[1m'
  C_DIM=$'\033[2m'
  C_RED=$'\033[31m'
  C_GRN=$'\033[32m'
  C_YEL=$'\033[33m'
  C_BLU=$'\033[34m'
  C_CYN=$'\033[36m'
  C_RST=$'\033[0m'
else
  C_BLD=""
  C_DIM=""
  C_RED=""
  C_GRN=""
  C_YEL=""
  C_BLU=""
  C_CYN=""
  C_RST=""
fi

SCRIPT_SELF="$(basename "$0")"

usage() {
  cat <<EOF
${C_BLD}Usage:${C_RST}
  $SCRIPT_SELF [options]

${C_BLD}Purpose:${C_RST}
  Verify pyproject.toml exists in the current directory, run uv sync,
  and update the first line of TARGET_SCRIPT to use .venv/bin/python3.

${C_BLD}Configured target:${C_RST}
  TARGET_SCRIPT=$TARGET_SCRIPT

${C_BLD}Options:${C_RST}
  -h, --help      Show this help message
  -v, --version   Show version
EOF
}

note() {
  printf '%s==>%s %s\n' "$C_BLU" "$C_RST" "$*"
}

ok() {
  printf '  %sOK:%s %s\n' "$C_GRN" "$C_RST" "$*"
}

warn() {
  printf '  %sWARN:%s %s\n' "$C_YEL" "$C_RST" "$*"
}

err() {
  printf '  %sERROR:%s %s\n' "$C_RED" "$C_RST" "$*" >&2
}

header() {
  printf '\n  %sSummary [%s v%s]%s\n' "$C_BLD" "$SCRIPT_SELF" "$VERSION" "$C_RST"
  printf '  ----------------------------------------\n'
}

case "${1:-}" in
  -h|--help)
    usage
    exit 0
    ;;
  -v|--version)
    printf '%s v%s\n' "$SCRIPT_SELF" "$VERSION"
    exit 0
    ;;
  "")
    ;;
  *)
    err "Unknown option: $1"
    printf '\n'
    usage
    exit 2
    ;;
esac

header

if [[ ! -f "pyproject.toml" ]]; then
  err "No pyproject.toml found in the current directory: $(pwd)"
  err "Run this from the root of the Python project."
  exit 1
fi

ok "Found pyproject.toml"

if ! command -v uv >/dev/null 2>&1; then
  err "uv is not installed or is not in PATH."
  exit 1
fi

ok "Found uv: $(command -v uv)"

if [[ ! -f "$TARGET_SCRIPT" ]]; then
  err "Target script does not exist: $TARGET_SCRIPT"
  err "Edit TARGET_SCRIPT near the top of this script."
  exit 1
fi

ok "Found target script: $TARGET_SCRIPT"

note "Running: uv sync"
uv sync
ok "uv sync completed"

VENV_PYTHON="$(pwd)/.venv/bin/python3"

if [[ ! -x "$VENV_PYTHON" ]]; then
  err "Expected venv Python was not found or is not executable: $VENV_PYTHON"
  exit 1
fi

ok "Found venv Python: $VENV_PYTHON"

note "Updating shebang in: $TARGET_SCRIPT"
sed -i "1c$(printf '#!%s' "$VENV_PYTHON")" "$TARGET_SCRIPT"

ok "Updated first line to: #!$VENV_PYTHON"