Class: YARD::Handlers::Ruby::HandlesExtension

Inherits:

Object

• Object
• YARD::Handlers::Ruby::HandlesExtension

Defined in:

lib/yard/handlers/ruby/base.rb

Overview

To implement a custom handler matcher, subclass this class and implement #matches? to return whether a node matches the handler.

Examples:

A Custom Handler Matcher Extension

# Implements a handler that checks for a specific string
# in the node's source.
class MyExtension < HandlesExtension
  def matches?(node) node.source.include?(name) end
end

# This handler will handle any node where the source includes 'foo'
class MyHandler < Handlers::Ruby::Base
  handles MyExtension.new('foo')
end

Direct Known Subclasses

MethodCallWrapper, TestNodeWrapper

Instance Method Summary

• #initialize(name) ⇒ HandlesExtension constructor

  Creates a new extension with a specific matcher value name.

• #matches?(node) ⇒ Boolean

  Tests if the node matches the handler.

Constructor Details

#initialize(name) ⇒ HandlesExtension

Creates a new extension with a specific matcher value name

Parameters:

• name (Object) —

  the matcher value to check against #matches?

# File 'lib/yard/handlers/ruby/base.rb', line 22

def initialize(name) @name = name end

Instance Method Details

#matches?(node) ⇒ Boolean

Tests if the node matches the handler

Parameters:

• node (Parser::Ruby::AstNode) —

  a Ruby node

Returns:

• (Boolean) —

  whether the node matches the handler

Raises:

• (NotImplementedError)

# File 'lib/yard/handlers/ruby/base.rb', line 27

def matches?(node) # rubocop:disable Lint/UnusedMethodArgument
  raise NotImplementedError
end