Class: Evilution::Mutator::Base Private

Inherits:
Prism::Visitor
  • Object
show all
Defined in:
lib/evilution/mutator/base.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Direct Known Subclasses

Operator::ArgumentMethodCallReplacement, Operator::ArgumentNilSubstitution, Operator::ArgumentRemoval, Operator::ArithmeticReplacement, Operator::ArrayLiteral, Operator::BangMethod, Operator::BeginUnwrap, Operator::BitwiseComplement, Operator::BitwiseReplacement, Operator::BlockParamRemoval, Operator::BlockPassRemoval, Operator::BlockRemoval, Operator::BooleanLiteralReplacement, Operator::BooleanOperatorReplacement, Operator::BreakStatement, Operator::CaseWhen, Operator::ClassVariableWrite, Operator::CollectionReplacement, Operator::CollectionReturn, Operator::ComparisonReplacement, Operator::CompoundAssignment, Operator::ConditionalBranch, Operator::ConditionalFlip, Operator::ConditionalNegation, Operator::DefinedCheck, Operator::EnsureRemoval, Operator::EqualityToIdentity, Operator::ExplicitSuperMutation, Operator::FloatLiteral, Operator::GlobalVariableWrite, Operator::HashLiteral, Operator::IndexAssignmentRemoval, Operator::IndexToAt, Operator::IndexToDig, Operator::IndexToFetch, Operator::InlineRescue, Operator::InstanceVariableWrite, Operator::IntegerLiteral, Operator::KeywordArgument, Operator::LambdaBody, Operator::LastExpressionRemoval, Operator::LocalVariableAssignment, Operator::LoopFlip, Operator::MethodBodyReplacement, Operator::MethodCallRemoval, Operator::MixinRemoval, Operator::MultipleAssignment, Operator::NegationInsertion, Operator::NextStatement, Operator::NilReplacement, Operator::PatternMatchingAlternative, Operator::PatternMatchingArray, Operator::PatternMatchingGuard, Operator::PredicateReplacement, Operator::PredicateToNil, Operator::RangeReplacement, Operator::ReceiverReplacement, Operator::RedoStatement, Operator::RegexCapture, Operator::RegexSimplification, Operator::RegexpMutation, Operator::RescueBodyReplacement, Operator::RescueRemoval, Operator::RetryRemoval, Operator::ReturnValueRemoval, Operator::ScalarReturn, Operator::SendMutation, Operator::SplatOperator, Operator::StatementDeletion, Operator::StringInterpolation, Operator::StringLiteral, Operator::SuperclassRemoval, Operator::SymbolLiteral, Operator::YieldStatement, Operator::ZsuperRemoval

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(**_options) ⇒ Base

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of Base.



26
27
28
29
30
31
 
# File 'lib/evilution/mutator/base.rb', line 26

def initialize(**_options)
  @mutations = []
  @subject = nil
  @file_source = nil
  @body_call_neutralizer = Evilution::Integration::Loading::BodyCallNeutralizer.new
end

Instance Attribute Details

#mutations ⇒ Object (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



24
25
26
 
# File 'lib/evilution/mutator/base.rb', line 24

def mutations
  @mutations
end

Class Method Details

.clear_parse_cache! ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



160
161
162
 
# File 'lib/evilution/mutator/base.rb', line 160

def self.clear_parse_cache!
  Evilution::Mutator::Base.instance_variable_set(:@parse_cache, {})
end

.operator_name ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



140
141
142
143
144
145
146
 
# File 'lib/evilution/mutator/base.rb', line 140

def self.operator_name
  class_name = name || "anonymous"
  class_name.split("::").last
            .gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
            .gsub(/([a-z\d])([A-Z])/, '\1_\2')
            .downcase
end

.parsed_tree_for(file_path, file_source) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



150
151
152
153
154
155
156
157
158
 
# File 'lib/evilution/mutator/base.rb', line 150

def self.parsed_tree_for(file_path, file_source)
  cache = Evilution::Mutator::Base.instance_variable_get(:@parse_cache)
  entry = cache[file_path]
  return entry[:tree] if entry && entry[:source_hash] == file_source.hash

  tree = Prism.parse(file_source).value
  cache[file_path] = { source_hash: file_source.hash, tree: tree }
  tree
end

Instance Method Details

#call(subject, filter: nil) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



33
34
35
36
37
38
39
40
 
# File 'lib/evilution/mutator/base.rb', line 33

def call(subject, filter: nil)
  @subject = subject
  @file_source = File.read(subject.file_path)
  @mutations = []
  @filter = filter
  visit(subject.node)
  @mutations
end