Class: RuboCop::Cop::Commissioner

Inherits:
Parser::AST::Processor
  • Object
show all
Defined in:
lib/rubocop/cop/commissioner.rb

Overview

Commissioner class is responsible for processing the AST and delegating work to the specified cops.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cops, forces, options = {}) ⇒ Commissioner

Returns a new instance of Commissioner.



25
26
27
28
29
30
 
# File 'lib/rubocop/cop/commissioner.rb', line 25

def initialize(cops, forces, options = {})
  @cops = cops
  @forces = forces
  @options = options
  reset_errors
end

Instance Attribute Details

#errors ⇒ Object (readonly)

Returns the value of attribute errors.



8
9
10
 
# File 'lib/rubocop/cop/commissioner.rb', line 8

def errors
  @errors
end

Class Method Details

.call_super(callback) ⇒ Object

Methods that are not defined in Parser::AST::Processor won't have a super to call. So we should not attempt to invoke super when defining them.



17
18
19
20
21
22
23
 
# File 'lib/rubocop/cop/commissioner.rb', line 17

def self.call_super(callback)
  if Parser::AST::Processor.method_defined?(callback)
    'super'
  else
    ''
  end
end

.callback_methods ⇒ Object 



10
11
12
 
# File 'lib/rubocop/cop/commissioner.rb', line 10

def self.callback_methods
  Parser::Meta::NODE_TYPES.map { |type| "on_#{type}" }
end

Instance Method Details

#investigate(processed_source) ⇒ Object 



47
48
49
50
51
52
53
54
55
56
57
58
 
# File 'lib/rubocop/cop/commissioner.rb', line 47

def investigate(processed_source)
  reset_errors
  prepare(processed_source)
  invoke_custom_processing(@cops, processed_source)
  invoke_custom_processing(@forces, processed_source)
  process(processed_source.ast) if processed_source.ast
  @cops.each_with_object([]) do |cop, offenses|
    filename = processed_source.buffer.name
    # ignore files that are of no interest to the cop in question
    offenses.concat(cop.offenses) if cop.relevant_file?(filename)
  end
end