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Versions: 9
Compression:
Stored size: 1.83 KB
Contents
module RailsWorkflow
module Processes
# = DependencyResolver
#
# New operation can be added to process if all it's dependencies are satisfied.
# For example current operation can depend on some existing process operation which
# should be completed - then current operation can be build
module DependencyResolver
extend ActiveSupport::Concern
included do
# This methods get's operations that depends on given one.
# Operation::DependencyResolver resolves operation template dependencies
# but we can define dependencies not only by template but by some other
# business logic on process level. That is why I splitted operation
# dependencies on process and operation level
#
def build_dependencies operation
new_operations = []
matched_templates(operation).each do |operation_template|
completed_dependencies = [operation]
if operation_template.resolve_dependency operation
new_operations << operation_template.build_operation!(self, completed_dependencies)
end
end
new_operations.each do |new_operation|
if incomplete_statuses.include?(status)
self.operations << new_operation
new_operation.start
end
end
rescue => exception
RailsWorkflow::Error.create_from(
exception, {
parent: self,
target: self,
method: :build_dependencies,
args: [operation]
}
)
end
private
def matched_templates operation
template.dependent_operations(operation) - operations.map(&:template)
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems