Error (ppxlib.Ppxlib.Ppxlib_private.Name.Registrar.Error)

val createf : 
  'context t ->
  'context ->
  ?allowlist:string list ->
  (string ->
    Ppxlib__.Location.Error.t,
    unit,
    string,
    Ppxlib__.Location.Error.t)
    format4 ->
  string Astlib.Location.loc ->
  Ppxlib__.Location.Error.t

val raise_errorf : 
  'context t ->
  'context ->
  ?allowlist:string list ->
  (string ->
    Ppxlib__.Location.Error.t,
    unit,
    string,
    Ppxlib__.Location.Error.t)
    format4 ->
  string Astlib.Location.loc ->
  'a

val error_extensionf : 
  'context t ->
  'context ->
  ?allowlist:string list ->
  (string ->
    Ppxlib__.Location.Error.t,
    unit,
    string,
    Ppxlib__.Location.Error.t)
    format4 ->
  string Astlib.Location.loc ->
  string Astlib.Location.loc * Parsetree.payload