39ff5b772b
* The logic works for me but not for all users. * As it works for me its not fucked, its simply not flexible enough. * Do not track TODOs in code unless its a code only issue.
149 lines
2.6 KiB
Ruby
149 lines
2.6 KiB
Ruby
module Mutant
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# Subject of a mutation
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class Subject
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include AbstractType, Adamantium::Flat, Enumerable
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include Concord::Public.new(:config, :context, :node)
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# Return mutations
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#
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# @return [Enumerable<Mutation>]
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# @return [undefined]
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#
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# @api private
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#
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def mutations
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mutations = [neutral_mutation]
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generate_mutations(mutations)
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mutations
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end
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memoize :mutations
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# Return source path
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#
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# @return [String]
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#
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# @api private
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#
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def source_path
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context.source_path
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end
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# Return tests for mutation
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#
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# @return [Array<Test>]
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#
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# @api private
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#
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def tests
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match_expressions.each do |match_expression|
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tests = config.integration.all_tests.select do |test|
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match_expression.prefix?(test.expression)
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end
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return tests if tests.any?
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end
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EMPTY_ARRAY
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end
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memoize :tests
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# Prepare the subject for the insertion of mutation
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#
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# @return [self]
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#
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# @api private
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#
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def prepare
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self
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end
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# Return source line
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#
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# @return [Fixnum]
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#
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# @api private
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#
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def source_line
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node.location.expression.line
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end
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# Return subject identification
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#
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# @return [String]
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#
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# @api private
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#
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def identification
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"#{expression.syntax}:#{source_path}:#{source_line}"
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end
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memoize :identification
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# Return source representation of ast
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#
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# @return [String]
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#
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# @api private
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#
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def source
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Unparser.unparse(node)
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end
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memoize :source
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# Return root AST for node
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#
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# @param [Parser::AST::Node] node
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#
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# @return [Parser::AST::Node]
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#
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# @api private
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#
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def root(node)
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context.root(node)
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end
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# Return match expression
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#
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# @return [Expression]
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#
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# @api private
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#
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abstract_method :expression
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# Return match expressions
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#
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# @return [Enumerable<Expression>]
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#
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# @api private
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#
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def match_expressions
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[expression].concat(context.match_expressions)
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end
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memoize :match_expressions
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private
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# Return neutral mutation
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#
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# @return [Mutation::Neutral]
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#
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# @api private
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#
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def neutral_mutation
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Mutation::Neutral.new(self, node)
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end
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# Generate mutations
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#
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# @param [#<<] emitter
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#
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# @return [undefined]
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#
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# @api private
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#
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def generate_mutations(emitter)
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Mutator.each(node) do |mutant|
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emitter << Mutation::Evil.new(self, mutant)
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end
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end
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end # Subject
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end # Mutant
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