A library for adding finite state machines to Ruby classes.
Started as the acts_as_state_machine plugin but has evolved into a more generic library that no longer targets only ActiveRecord models.
Supports
- States
- Machines
- Events
- Transitions
Questions tagged [aasm]
132 questions
0
votes
1 answer
How to skip a state in a state machine using AASM
I'm using the ruby AASM gem.
Does anyone know what the right way to skip a state is?
class Job
# ...
event :stage1_completed do
if stage2_completed?
transitions from: :stage1, :to => :stage3
else
transitions from: :stage1,…
Daniel
- 7,006
- 7
- 43
- 49
0
votes
2 answers
How to test assm guard error with rspec?
I have a state machine with some guards to prevent special state transitions.
In my spec, I'm trying to expect guard violation error like this:
expect(violate_guard).to raise_exception
As a result, I receive correct error in my spec…
Reza Owliaei
- 3,293
- 7
- 35
- 55
0
votes
1 answer
Grape Rails API causing AASM to run for GET requests
Here is my AASM
aasm column: :status do
state :pre_approval, initial: true
state :pending
state :opened
state :closed
event :approved do
transitions from: :pre_approval, to: :pending, guard: :approved?
end
event…
dennismonsewicz
- 25,132
- 33
- 116
- 189
0
votes
0 answers
Rails AASM (Acts as State Machine) on_transition callback blocks transition
My event signature is
event :accepted do
transitions :from => :created, :to => :scheduled, :on_transition => :driver_accepted_ride, :after => :notify_scheduled
end
on transition callback is
def driver_accepted_ride( driver )
Rails.logger.debug…
deepwinter
- 4,568
- 2
- 31
- 37
0
votes
0 answers
using Acts as State Machine, how to set a specific time period for a given state?
given the below;
aasm do
state :available, :intitial => true
state :presented
state :invited
event :present do
transitions :from => :available, :to => :presented
end
event :invite do
transitions :from => :presented, :to =>…
John
- 1,246
- 15
- 34
0
votes
1 answer
How can I access a collection of acts_as_state_machine states for a particular rails model?
Is it possible to access the collection of states for the given model:
class Conversation
include AASM
aasm_initial_state :unread
aasm_state :unread
aasm_state :read
aasm_state :closed
aasm_event :view do
transitions :to => :read, :from =>…
rswolff
- 3,258
- 5
- 28
- 31
0
votes
1 answer
Multiple counter cache columns with aasm
I am looking for a way to cache the number of each state. I have done counter caching before, but is there a way to create multiple counter_cache columns for each state and keep them updated or should I look elsewhere for caching these…
Blake Chambers
- 505
- 1
- 5
- 14
0
votes
1 answer
How do you override :set_initial_state from AASM when testing with Factory Girl factories?
Update
Answered below. In case the linked site disappears, you can use mocha to stub the initial state and prevent overwriting as in ...
require 'mocha'
class OrderTest < ActiveSupport::TestCase
def setup
…
Kevin Dewalt
- 757
- 9
- 24
-1
votes
1 answer
AASM Callback right after creating and instance
so im using the aasm gem for the first time and im emulating a credit card transaction.
The initial state is "Pending" and i need a callback that right after creating a transaction it checks if the amount of the transaction is bigger than the limit.…
patrickdarya
- 35
- 5
-1
votes
2 answers
acts_as_state_machine helper method rails 6
i have a verified and unverified states in my booking model, how do i implement helper methods for my views? i would like something like this in my index views.
<% @bookings.each do |booking| %>
<%= link_to booking_path(booking) do %>
…
Brian Ngeywo
- 398
- 1
- 5
- 10
-1
votes
1 answer
How to check if all records of an instance have one of many values from a list of values?
I'm looking for a solution for a complex query.
Goal : I want to know if all record of an instance have a value, and do some action when all records of the instance have the same value.
Order Model :
has_many :items
Columns : treated
Item Model…
user10089436
-1
votes
1 answer
Ruby on rails AASM Change transition with button click
I want to change status on the view.
model
aasm :column => 'state' do
state :activated, :initial => true
state :desactivated
event :to_desactivated do
transitions :to => :desactivated, :from => :activated
end
event…
Simon Noumedem
- 21
- 5