index.js
function assertKeys (routes) {
  Object.keys(routes).forEach(function (route) {
    assert.ok(meths.indexOf(route) !== -1, route + ' is an invalid method')
  })
}
function assertKeys (routes) {
  Object.keys(routes).forEach(function (route) {
    assert.ok(meths.indexOf(route) !== -1, route + ' is an invalid method')
  })
}
function assertKeys ( routes ) { Object . keys ( routes ) . forEach ( function ( route ) { assert . ok ( meths . indexOf ( route ) !== - 1 , route + ' is an invalid method' ) } ) }
assert object keys obj -> null
assert object keys obj - > null