Packages
commanded
0.8.1
1.4.10
1.4.9
1.4.8
1.4.7
1.4.6
1.4.3
1.4.2
1.4.1
1.4.0
1.4.0-rc.0
1.3.1
1.3.0
1.2.0
1.1.1
1.1.0
1.0.1
1.0.0
1.0.0-rc.1
1.0.0-rc.0
0.19.1
0.19.0
0.18.1
0.18.0
0.17.5
0.17.4
0.17.3
0.17.2
0.17.1
0.17.0
0.16.0
0.16.0-rc.1
0.16.0-rc.0
0.15.1
0.15.0
0.14.0
0.14.0-rc.0
0.13.0
0.12.0
0.11.0
0.10.0
0.9.0
0.8.5
0.8.4
0.8.3
0.8.1
0.8.0
0.7.1
0.6.2
0.6.1
0.6.0
0.4.0
0.3.1
0.3.0
0.2.1
0.2.0
0.1.0
Use Commanded to build your own Elixir applications following the CQRS/ES pattern.
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Files
lib/commanded/process_managers/process_manager.ex
defmodule Commanded.ProcessManagers.ProcessManager do
@moduledoc """
Macro and behaviour to define a process manager
"""
@type domain_event :: struct
@type command :: struct
@type process_manager :: struct
@type process_uuid :: String.t
@doc """
Is the process manager interested in the given command?
"""
@callback interested?(domain_event) :: {:start, process_uuid} | {:continue, process_uuid} | false
@doc """
Process manager instance handles the domain event, returning commands to dispatch
"""
@callback handle(process_manager, domain_event) :: list(command)
@doc """
Mutate the process manager's state by applying the domain event
"""
@callback apply(process_manager, domain_event) :: process_manager
end