class DataMiner::Step::Process
A step that executes a single class method on the model or an arbitrary code block.
Create these by calling process
inside a data_miner
block.
@see DataMiner::ActiveRecordClassMethods#data_miner
Overview of how to define data miner scripts inside of ActiveRecord models. @see DataMiner::Script#process
Creating a process step by calling DataMiner::Script#process
from inside a data miner script
Attributes
The block of arbitrary code to be run. @return [Proc]
A description of what the block does. Doesn’t exist when a single class method is specified using a Symbol. @return [String]
A description of what the block does. Doesn’t exist when a single class method is specified using a Symbol. @return [String]
The method to be called on the model class. @return [Symbol]
Public Class Methods
@private
# File lib/data_miner/step/process.rb, line 25 def initialize(script, method_id_or_description, ignored_options = nil, &blk) @script = script if block_given? @description = method_id_or_description @blk = blk else @description = method_id_or_description @method_id = method_id_or_description end end
Public Instance Methods
@private
# File lib/data_miner/step/process.rb, line 37 def start DataMiner::Script.uniq do if blk model.instance_eval(&blk) else model.send method_id end end nil end