Sha256: d19f3f377aa97e6f81f25f3d54182ae19588e2d34575eadc625194f71bd340ce
Contents?: true
Size: 1.11 KB
Versions: 20
Compression:
Stored size: 1.11 KB
Contents
module Mutant
class Mutator
# Registry for mutators
module Registry
# Return registry state
#
# @return [Hash]
#
# @api private
#
def self.registry
@registry ||= {}
end
private_class_method :registry
# Register mutator class for AST node class
#
# @param [Symbol] type
# @param [Class] mutator_class
#
# @api private
#
# @return [self]
#
def self.register(type, mutator_class)
raise "duplicate type registration: #{type}" if registry.key?(type)
registry[type]=mutator_class
self
end
# Lookup mutator class for node
#
# @param [Parser::AST::Node] node
#
# @return [Class]
#
# @raise [ArgumentError]
# raises argument error when mutator class cannot be found
#
# @api private
#
def self.lookup(node)
type = node.type
registry.fetch(type) do
raise ArgumentError,"No mutator to handle: #{type.inspect}"
end
end
end # Registry
end # Mutator
end # Mutant
Version data entries
20 entries across 20 versions & 1 rubygems