Ppx_monad_ppx_either (ppx_monad.Ppx_monad_ppx

val mk_return : 
  loc:Ppxlib.location ->
  Ppxlib_ast.Ast.expression ->
  Ppxlib_ast.Ast.expression

val mk_bind : 
  loc:Ppxlib.location ->
  Ppxlib_ast.Ast.expression ->
  Ppxlib_ast.Ast.expression ->
  Ppxlib_ast.Ast.expression

val mk_fail : 
  loc:Ppxlib.location ->
  Ppxlib_ast.Ast.expression ->
  Ppxlib_ast.Ast.expression

val mk_catch : 
  loc:Ppxlib.location ->
  Ppxlib_ast.Ast.expression ->
  Ppxlib_ast.Ast.expression ->
  Ppxlib_ast.Ast.expression