Callbacks first draft
Callbacks first draft
align pipes
Implement @josevalim's suggestions
Syntax is not callback Mod, :fun
Add documentation, tidy up
Fix private function, doc
Hookup callbacks to backend
Fix callback
"Integration" tests WIP
Only apply callbacks when return value is map
Return right values on update, delete
Refactor to use before_compile callbacks
Revert port changes on integration test
Revert port changes on integration test
Extract values from transactions.
Optimise appending of callbacks
Fix return value of update transaction
Fix MD indentation, make function private, optimise apply block
Refactor mock_repo make re-usable