Sha256: 1e7d8f93d5644d15b18b175134bcf9aa6e08b81e572d473590039188d439914e
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Size: 973 Bytes
Versions: 19
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Stored size: 973 Bytes
Contents
# frozen_string_literal: true
module PgEventstore
# Implements different states of a runner.
# @!visibility private
class RunnerState
include Extensions::CallbacksExtension
STATES = %i(initial running halting stopped dead).to_h { [_1, _1.to_s.freeze] }.freeze
def initialize
initial!
end
STATES.each do |state, value|
# Checks whether a runner is in appropriate state
# @return [Boolean]
define_method "#{state}?" do
@state == value
end
# Sets the state.
# @return [String]
define_method "#{state}!" do
set_state(value)
end
end
# @return [String] string representation of the state
def to_s
@state
end
private
# @param state [String]
# @return [String]
def set_state(state)
old_state = @state
@state = state
callbacks.run_callbacks(:change_state, @state) unless old_state == @state
@state
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems