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Contents
# frozen_string_literal: true
module Mutant
class Matcher
class Method
# Matcher for instance methods
class Instance < self
# Dispatching builder, detects memoizable case
#
# @param [Class, Module] scope
# @param [UnboundMethod] method
#
# @return [Matcher::Method::Instance]
#
# :reek:ManualDispatch
def self.new(scope, target_method)
name = target_method.name
evaluator =
if scope.respond_to?(:memoized?) && scope.memoized?(name)
Evaluator::Memoized
else
Evaluator
end
super(scope, target_method, evaluator)
end
# Instance method specific evaluator
class Evaluator < Evaluator
SUBJECT_CLASS = Subject::Method::Instance
NAME_INDEX = 0
private
# Check if node is matched
#
# @param [Parser::AST::Node] node
#
# @return [Boolean]
def match?(node)
n_def?(node) &&
node.location.line.equal?(source_line) &&
node.children.fetch(NAME_INDEX).equal?(method_name)
end
# Evaluator specialized for memoized instance methods
class Memoized < self
SUBJECT_CLASS = Subject::Method::Instance::Memoized
private
# Source location
#
# @return [Array{String,Integer}]
def source_location
scope
.unmemoized_instance_method(method_name)
.source_location
end
end # Memoized
end # Evaluator
private_constant(*constants(false))
end # Instance
end # Method
end # Matcher
end # Mutant
Version data entries
15 entries across 15 versions & 1 rubygems