Use regex for checking error in bootstrap (#1381)
Use regex for checking error in bootstrap (#1381)


gatsbyjs/gatsby,ChristopherBiscardi/gatsby,mingaldrichgan/gatsby,ChristopherBiscardi/gatsby,0x80/gatsby,fk/gatsby,ChristopherBiscardi/gatsby,mickeyreiss/gatsby,chiedo/gatsby,gatsbyjs/gatsby,fk/gatsby,okcoker/gatsby,fabrictech/gatsby,gatsbyjs/gatsby,fabrictech/gatsby,okcoker/gatsby,danielfarrell/gatsby,gatsbyjs/gatsby,ChristopherBiscardi/gatsby,mingaldrichgan/gatsby,0x80/gatsby,fabrictech/gatsby,chiedo/gatsby,Khaledgarbaya/gatsby,mickeyreiss/gatsby,danielfarrell/gatsby,0x80/gatsby,mingaldrichgan/gatsby,chiedo/gatsby,Khaledgarbaya/gatsby,fk/gatsby,mickeyreiss/gatsby,danielfarrell/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,okcoker/gatsby,Khaledgarbaya/gatsby