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Contents
module Lita
# Represents the action that is taken when a route or event is triggered. It
# can be a block or the name of a method on object.
# @since 4.0.0
# @api private
class Callback
# A block that should be used as the callback.
attr_reader :block
# The name of the method in the plugin that should be called as the callback.
attr_reader :method_name
# @overload initialize(method_name)
# @param method_name [String, Symbol] The name of the instance method that serves as the
# callback.
# @overload initialize(callable)
# @param callable [Proc] A callable object to use as the callback.
def initialize(method_name_or_callable)
if method_name_or_callable.respond_to?(:call)
@block = method_name_or_callable
else
@method_name = method_name_or_callable
end
end
# Invokes the callback.
def call(host, *args)
if block
host.instance_exec(*args, &block)
else
host.public_send(method_name, *args)
end
true
end
end
end
Version data entries
24 entries across 24 versions & 1 rubygems