#!/usr/bin/env bash
set -euo pipefail

REPO_ROOT="$(git rev-parse --show-toplevel)"

# Git exports repository-local overrides to hooks. Do not let test fixtures in
# temporary directories inherit this worktree's refs, index or shared config.
git_local_env="$(git rev-parse --local-env-vars)"
while IFS= read -r git_env_name; do
  unset "$git_env_name"
done <<< "$git_local_env"
unset git_local_env git_env_name

# One skip variable, PIPE_SKIP_PREPUSH_GATE, shared with the gate script. The
# hook used to check PIPE_SKIP_PREPUSH_CI_GATE while the script checked
# PIPE_SKIP_PREPUSH_GATE, so each documented name worked in only one place.
if [ "${PIPE_SKIP_PREPUSH_GATE:-0}" != "1" ]; then
  "$REPO_ROOT/scripts/pre-push-ci-gate.sh"
else
  echo "[pre-push] PIPE_SKIP_PREPUSH_GATE=1; skipping local CI gate" >&2
fi