Service.yml

# Executing symfony Services methods as migration steps

-
    type: service
    mode: call
    service: app.message_generator # a string, or a reference
    method: getHappyMessage # a string, or a reference
    arguments: # an array of arguments
        - 'hello world'
        - reference:someref # references will be resolved (if they occupy the whole argument; not if they part of of a bunch of text)
    catch:
        - '\InvalidArgumentException' # an array of exceptions that will be silenced if they are thrown during execution of the service method
    # The list in references tells the manager to store specific values for later use by other steps in the current migration.
    # NB: these are NEW VARIABLES THAT YOU ARE CREATING. They are not used in the current migration step!
    references: # Optional
         -
            identifier: referenceId # A string used to identify the reference
            attribute: # An attribute to get the value of for the reference. Supports: result, exception_code, exception_message, exception_file, exception_line
    if: # Optional. If set, the migration step will be skipped unless the condition is matched
        "reference:_ref_name": # name of a reference to be used for the test
            _operator_: value # allowed operators: eq, gt, gte, lt, lte, ne, count, length, regexp, satisfies