#!/usr/bin/env sh
# Runs npm with the given arguments (e.g. `scripts/npm.sh test`), from the
# repo root, so commands stay within this directory.
#
# Uses the npm already on PATH. If there is none (e.g. a non-interactive
# shell that never loaded nvm), falls back to the newest nvm-installed node
# and says so on stderr - it never installs or downloads anything.
set -eu

cd "$(dirname "$0")/.."

if ! command -v npm >/dev/null 2>&1; then
  nvm_versions="${NVM_DIR:-$HOME/.nvm}/versions/node"
  newest=$(ls -1 "$nvm_versions" 2>/dev/null | sort -V | tail -n 1 || true)
  if [ -z "$newest" ]; then
    echo "scripts/npm.sh: npm is not on PATH and no nvm node was found in $nvm_versions" >&2
    exit 127
  fi
  echo "scripts/npm.sh: npm not on PATH; using nvm node $newest" >&2
  PATH="$nvm_versions/$newest/bin:$PATH"
  export PATH
fi

exec npm "$@"