Class: Rubyzen::Declarations::MethodDeclaration

Inherits:
Object
  • Object
show all
Includes:
Providers::BlocksProvider, Providers::CallSiteProvider, Providers::ClassNameProvider, Providers::ConstantsProvider, Providers::FilePathProvider, Providers::IfStatementsProvider, Providers::LineNumberProvider, Providers::LinesOfCodeProvider, Providers::RaisesProvider, Providers::RescuesProvider, Providers::VisibilityProvider
Defined in:
lib/rubyzen/declarations/method_declaration.rb

Overview

Represents a Ruby method definition (def or def self.).

Examples:

method = klass.instance_methods.first
method.name          #=> "calculate"
method.parameters?   #=> true
method.call_sites    #=> CallSiteCollection
method.visibility    #=> :private

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Providers::RaisesProvider

#raises

Methods included from Providers::RescuesProvider

#rescues

Methods included from Providers::VisibilityProvider

#private?, #protected?, #public?, #visibility

Methods included from Providers::LinesOfCodeProvider

#lines_of_code

Methods included from Providers::CallSiteProvider

#call_sites

Methods included from Providers::ConstantsProvider

#constants

Methods included from Providers::LineNumberProvider

#line

Methods included from Providers::ClassNameProvider

#class_name

Methods included from Providers::FilePathProvider

#file_path

Methods included from Providers::BlocksProvider

#blocks

Methods included from Providers::IfStatementsProvider

#if_statements

Constructor Details

#initialize(node, parent_class) ⇒ MethodDeclaration

Returns a new instance of MethodDeclaration.



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# File 'lib/rubyzen/declarations/method_declaration.rb', line 32

def initialize(node, parent_class)
  @node = node
  @parent_class = parent_class
end

Instance Attribute Details

#node ⇒ RuboCop::AST::Node (readonly)

Returns:

  • (RuboCop::AST::Node) 


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# File 'lib/rubyzen/declarations/method_declaration.rb', line 26

def node
  @node
end

#parent_class ⇒ ClassDeclaration, ModuleDeclaration (readonly) Also known as: parent

Returns:



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# File 'lib/rubyzen/declarations/method_declaration.rb', line 29

def parent_class
  @parent_class
end

Instance Method Details

#name ⇒ String

Returns the method name.

Returns:

  • (String) 


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# File 'lib/rubyzen/declarations/method_declaration.rb', line 40

def name
  node.method_name.to_s
end

#parameters ⇒ Collections::ParametersCollection

Returns the method’s parameters.

Returns:



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# File 'lib/rubyzen/declarations/method_declaration.rb', line 47

def parameters
  Collections::ParametersCollection.new(
    node.arguments.map do |arg|
      ParameterDeclaration.new(arg, self)
    end
  )
end

#parameters? ⇒ Boolean

Returns whether this method has any parameters.

Returns:

  • (Boolean) 


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# File 'lib/rubyzen/declarations/method_declaration.rb', line 58

def parameters?
  node.arguments.any?
end