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Contents
require 'tap/support/batchable_class'
module Tap
module Support
# Batchable encapsulates the methods used to support batching
# of tasks. Classes including Batchable should call <tt>super</tt>
# during initialization to initialize batch, or they should
# initialize batch themselves.
#
# See the 'Batches' section in the Tap::Task documentation for
# details on how Batchable works in practice.
module Batchable
def self.included(mod)
mod.extend Support::BatchableClass if mod.kind_of?(Class)
end
# The object batch.
attr_reader :batch
def initialize(batch=[])
@batch = batch
@batch << self
end
# Returns true if the batch size is greater than one
# (the one being self).
def batched?
batch.length > 1
end
# Returns the index of the self in batch.
def batch_index
batch.index(self)
end
# Initializes a new batch object and adds the object to batch.
# The object will be a duplicate of self.
def initialize_batch_obj
obj = self.dup
batch << obj
obj
end
end
end
end
Version data entries
9 entries across 9 versions & 2 rubygems