Exception: AASM::InvalidTransition

Inherits:
RuntimeError
  • Object
show all
Defined in:
lib/aasm/errors.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(object, event_name, state_machine_name, failures = []) ⇒ InvalidTransition

Returns a new instance of InvalidTransition.



8
9
10
 
# File 'lib/aasm/errors.rb', line 8

def initialize(object, event_name, state_machine_name, failures = [])
  @object, @event_name, @originating_state, @failures = object, event_name, object.aasm(state_machine_name).current_state, failures
end

Instance Attribute Details

#event_name ⇒ Object (readonly)

Returns the value of attribute event_name.



6
7
8
 
# File 'lib/aasm/errors.rb', line 6

def event_name
  @event_name
end

#failures ⇒ Object (readonly)

Returns the value of attribute failures.



6
7
8
 
# File 'lib/aasm/errors.rb', line 6

def failures
  @failures
end

#object ⇒ Object (readonly)

Returns the value of attribute object.



6
7
8
 
# File 'lib/aasm/errors.rb', line 6

def object
  @object
end

#originating_state ⇒ Object (readonly)

Returns the value of attribute originating_state.



6
7
8
 
# File 'lib/aasm/errors.rb', line 6

def originating_state
  @originating_state
end

Instance Method Details

#message ⇒ Object 



12
13
14
 
# File 'lib/aasm/errors.rb', line 12

def message
  "Event '#{event_name}' cannot transition from '#{originating_state}'. #{reasoning}"
end

#reasoning ⇒ Object 



16
17
18
 
# File 'lib/aasm/errors.rb', line 16

def reasoning
  "Failed callback(s): #{failures}." unless failures.empty?
end