#!/usr/bin/env node
'use strict';

var spawn = require('child_process').spawn;
var execSync = require('child_process').execSync;
var cwd = process.env.PWD || process.cwd();

var path = require('path');
var hookName = process.argv[1].split(path.sep).pop();
var restArgs = process.argv.slice(2).join('\u263a');

process.env.HOOK_ARGS = restArgs;

var gulp = (process.platform === 'win32' ? 'gulp.cmd' : 'gulp');
var dir = execSync('npm bin gulp').toString().trim();

var hook = spawn(path.join(dir, gulp), [hookName], {
  stdio: 'inherit',
  cwd: cwd
});

hook.on('close', function (code) {
  process.exit(code);
});

// catch exceptions so node doesn't exit prematurely, leaving a runaway process
process.on('uncaughtException', function (err) {
  console.error(err.stack);
  hook.kill('SIGHUP');
});