Sha256: b482f7cecc7bc91fbb1391a2ba9be69a843191798e3a1b4d01e797eaee48034d
Contents?: true
Size: 1.38 KB
Versions: 7
Compression:
Stored size: 1.38 KB
Contents
module Aws
module Resources
module OperationMethods
# @param [Symbol] name
# @return [Operation] Returns the named operation.
# @raise [Errors::UnknownOperationError]
def operation(name)
@operations[name.to_sym] or
raise Errors::UnknownOperationError.new(name)
end
# @param [Symbol] method_name
# @param [Operation] operation
# @return [void]
def add_operation(method_name, operation = nil, &definition)
operation = definition if block_given?
safe_define_method(method_name) do |*args, &block|
operation.call(resource:self, args:args, block:block)
end
@operations[method_name.to_sym] = operation
end
# @return [Hash]
def operations(&block)
@operations.dup
end
# @return [Array<Symbol>]
def operation_names
@operations.keys
end
# @api private
def inherited(subclass)
subclass.send(:instance_variable_set, "@operations", {})
end
private
def safe_define_method(method_name, &block)
if instance_methods.include?(method_name.to_sym)
msg = "unable to define method #{name}##{method_name}, "
msg << "method already exists"
raise Errors::DefinitionError, msg
else
define_method(method_name, &block)
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems