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gemini-cli/scripts/review.sh
2026-03-29 02:47:05 +00:00

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#!/bin/bash
# scripts/review.sh
#
# Usage: ./scripts/review.sh <pr#> [model]
set -e
if [[ -z "${1}" ]]; then
echo "Usage: ${0} <pr#> [model]"
exit 1
fi
pr="${1}"
model="${2:-gemini-3.1-pro-preview}"
REPO="google-gemini/gemini-cli"
REVIEW_DIR="${HOME}/git/review/gemini-cli"
if [[ ! -d "${REVIEW_DIR}" ]]; then
echo "ERROR: Directory ${REVIEW_DIR} does not exist."
echo ""
echo "Please create a new gemini-cli clone at that directory to use for reviews."
echo "Instructions:"
echo " mkdir -p ~/git/review"
echo " cd ~/git/review"
echo " git clone https://github.com/google-gemini/gemini-cli.git"
exit 1
fi
# 1. Check if the PR exists before doing anything else
echo "review: Validating PR ${pr} on ${REPO}..."
if ! gh pr view "${pr}" -R "${REPO}" > /dev/null 2>&1; then
echo "ERROR: Could not find PR #${pr} in ${REPO}."
echo "Are you sure ${pr} is a Pull Request number and not an Issue number?"
exit 1
fi
echo "review: Opening PR ${pr} in browser..."
uname_out="$(uname || true)"
if [[ "${uname_out}" == "Darwin" ]]; then
open "https://github.com/${REPO}/pull/${pr}" || true
else
xdg-open "https://github.com/${REPO}/pull/${pr}" || true
fi
echo "review: Changing directory to ${REVIEW_DIR}"
cd "${REVIEW_DIR}" || exit 1
# 2. Fetch latest main to ensure we have a clean starting point
echo "review: Fetching latest from origin..."
git fetch origin main
# 3. Handle worktree creation
WORKTREE_PATH="pr_${pr}"
if [[ -d "${WORKTREE_PATH}" ]]; then
echo "review: Worktree directory ${WORKTREE_PATH} already exists."
# Check if it's actually a registered worktree
# shellcheck disable=SC2312
if git worktree list | grep -q "${WORKTREE_PATH}"; then
echo "review: Reusing existing worktree..."
else
echo "review: Directory exists but is not a worktree. Cleaning up..."
rm -rf "${WORKTREE_PATH}"
fi
fi
if [[ ! -d "${WORKTREE_PATH}" ]]; then
echo "review: Adding new worktree at ${WORKTREE_PATH}..."
# Create a detached worktree from origin/main
git worktree add --detach "${WORKTREE_PATH}" origin/main
fi
echo "review: Changing directory to ${WORKTREE_PATH}"
cd "${WORKTREE_PATH}" || exit 1
# 4. Checkout the PR
echo "review: Cleaning worktree and checking out PR ${pr}..."
git reset --hard
git clean -fd
gh pr checkout "${pr}" --branch "review-${pr}" -f -R "${REPO}"
# 5. Clean and Build
echo "review: Clearing possibly stale node_modules..."
rm -rf node_modules
rm -rf packages/core/dist/
rm -rf packages/cli/node_modules/
rm -rf packages/core/node_modules/
echo "review: Installing npm dependencies..."
npm install
echo "--- build ---"
temp_dir_base="${TMPDIR:-/tmp}"
build_log_file="$(mktemp "${temp_dir_base}/npm_build_log.XXXXXX" || true)"
if [[ -z "${build_log_file}" || ! -f "${build_log_file}" ]]; then
echo "Attempting to create temporary file in current directory as a fallback." >&2
build_log_file="$(mktemp "./npm_build_log_fallback.XXXXXX" || true)"
if [[ -z "${build_log_file}" || ! -f "${build_log_file}" ]]; then
echo "ERROR: Critical - Failed to create any temporary build log file. Aborting." >&2
exit 1
fi
fi
build_status=0
build_command_to_run="FORCE_COLOR=1 CLICOLOR_FORCE=1 npm run build"
echo "Running build. Output (with colors) will be shown below and saved to: ${build_log_file}"
echo "Build command: ${build_command_to_run}"
if [[ "${uname_out}" == "Darwin" ]]; then
script -q "${build_log_file}" /bin/sh -c "${build_command_to_run}" || build_status=$?
else
if script -q -e -c "${build_command_to_run}" "${build_log_file}"; then
build_status=0
else
build_status=$?
fi
fi
if [[ "${build_status}" -ne 0 ]]; then
echo "ERROR: npm build failed with exit status ${build_status}." >&2
echo "Review output above. Full log (with color codes) was in ${build_log_file}." >&2
exit 1
else
# shellcheck disable=SC2312
if grep -q -i -E "\berror\b|\bfailed\b|ERR!|FATAL|critical" "${build_log_file}"; then
echo "ERROR: npm build completed with exit status 0, but suspicious error patterns were found in the build output." >&2
echo "Review output above. Full log (with color codes) was in ${build_log_file}." >&2
exit 1
fi
echo "npm build completed successfully (exit status 0, no critical error patterns found in log)."
rm -f "${build_log_file}"
fi
echo "-- running ---"
if ! npm start -- -m "${model}" -i="/review-frontend ${pr}"; then
echo "ERROR: npm start failed. Please check its output for details." >&2
exit 1
fi