Service call

Services are called via .call or .call! methods.

Method .call!

The .call! method throws an exception if any problem occurs within the service.

Call

Users::Accept.call!(user: User.first)

Success

# => #<ApplicationService::Result @failure?=false, @success?=true, @user=..., @user?=true>

Failure

# => ApplicationService::Exceptions::Input: [Users::Accept] Required input `user` is missing

# => ApplicationService::Exceptions::Failure: There is some problem with the user

Method .call

The .call method throws an exception for input, internal, and output attribute problems. Other errors are captured and provided via the Result class.

Call

Users::Accept.call(user: User.first)

Success

# => #<ApplicationService::Result @failure?=false, @success?=true, @user=..., @user?=true>

Failure

# => ApplicationService::Exceptions::Input: [Users::Accept] Required input `user` is missing

# => #<ApplicationService::Result @error=There is some problem with the user, @failure?=true, @success?=false>