040000 tree 284f625fa7b24071cf25818f73e5937a8cf64737	analyzer
040000 tree 1f343f46b0e686162b2dd0c947b99e4dd4d6b5e8	compiler
040000 tree a66772a2af3cc0caeb58686b20dfb46de2c36488	js_ast
040000 tree 8fa94ff13e11a72e1cc5d376de89da3d9501a972	kernel