Module: ServiceObjects::Helpers::Exceptions

Includes:

Messages

Included in:

Base

Defined in:

lib/service_objects/helpers/exceptions.rb

Overview

Note:

A target class should include the module

Features for escaping from runtime errors

Instance Method Summary

• #escape { ... } ⇒ Object

  Re-raises standard errors as ServiceObjects::Invalid.

Methods included from Messages

#add_message, #messages, #translate

Instance Method Details

#escape { ... } ⇒ Object

Re-raises standard errors as ServiceObjects::Invalid

Mutates the current object by adding error messages

Examples:

class MyClass
  includes ServiceObjects::Helpers::Exceptions
end

begin
  MyClass.new.escape { fail StandardError.new "foo" }
rescue => err
  puts err.class.name
  puts messages
end

# => ServiceObjects::Invalid
# => [<ServiceObject::Message type="error" text="foo" ...>]

Yields:

• the block

Returns:

• (Object) —

  the value returned by the block

Raises:

• (ServiceObjects::Invalid) —

  if the block raises StandardError

# File 'lib/service_objects/helpers/exceptions.rb', line 38

def escape
  yield if block_given?
rescue => error
  collect_messages_from error
  raise Invalid.new(self)
end