Class: Evilution::Mutator::Registry

Inherits:

Object

• Object
• Evilution::Mutator::Registry

Defined in:

lib/evilution/mutator/registry.rb

Class Method Summary

• .default ⇒ Object

Instance Method Summary

• #initialize ⇒ Registry constructor

  A new instance of Registry.

• #mutations_for(subject) ⇒ Object
• #operator_count ⇒ Object
• #operators ⇒ Object
• #register(operator_class) ⇒ Object

Constructor Details

#initialize ⇒ Registry

Returns a new instance of Registry.

# File 'lib/evilution/mutator/registry.rb', line 40

def initialize
  @operators = []
end

Class Method Details

.default ⇒ Object

# File 'lib/evilution/mutator/registry.rb', line 6

def self.default
  registry = new
  [
    Operator::ComparisonReplacement,
    Operator::ArithmeticReplacement,
    Operator::BooleanOperatorReplacement,
    Operator::BooleanLiteralReplacement,
    Operator::NilReplacement,
    Operator::IntegerLiteral,
    Operator::FloatLiteral,
    Operator::StringLiteral,
    Operator::ArrayLiteral,
    Operator::HashLiteral,
    Operator::SymbolLiteral,
    Operator::ConditionalNegation,
    Operator::ConditionalBranch,
    Operator::StatementDeletion,
    Operator::MethodBodyReplacement,
    Operator::NegationInsertion,
    Operator::ReturnValueRemoval,
    Operator::CollectionReplacement,
    Operator::MethodCallRemoval,
    Operator::ArgumentRemoval,
    Operator::BlockRemoval,
    Operator::ConditionalFlip,
    Operator::RangeReplacement,
    Operator::RegexpMutation,
    Operator::ReceiverReplacement,
    Operator::SendMutation,
    Operator::ArgumentNilSubstitution
  ].each { |op| registry.register(op) }
  registry
end

Instance Method Details

#mutations_for(subject) ⇒ Object

# File 'lib/evilution/mutator/registry.rb', line 49

def mutations_for(subject)
  @operators.flat_map do |operator_class|
    operator_class.new.call(subject)
  end
end

#operator_count ⇒ Object

# File 'lib/evilution/mutator/registry.rb', line 55

def operator_count
  @operators.length
end

#operators ⇒ Object

# File 'lib/evilution/mutator/registry.rb', line 59

def operators
  @operators.dup
end

#register(operator_class) ⇒ Object

# File 'lib/evilution/mutator/registry.rb', line 44

def register(operator_class)
  @operators << operator_class
  self
end