var spawn = require('child_process').spawn; module.exports = function (file, opts, cb) { if (typeof opts === 'function') { cb = opts; opts = {}; } if (!opts) opts = {}; var ed = /^win/.test(process.platform) ? 'notepad' : 'vim'; var editor = opts.editor || process.env.VISUAL || process.env.EDITOR || ed; var args = editor.split(/\s+/); var bin = args.shift(); var ps = spawn(bin, args.concat([ file ]), { stdio: 'inherit' }); ps.on('exit', function (code, sig) { if (typeof cb === 'function') cb(code, sig) }); };