Sha256: 408c85bf431c4bd443c94646d2841390ea76581a6fec2c4ff519cb4258489e34

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Size: 1.55 KB

Versions: 7

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Stored size: 1.55 KB

Contents

module Mutant
  class Mutator
    class Node
      # Mutator for if nodes
      class If < self

        handle(:if)

        children :condition, :if_branch, :else_branch

      private

        # Emit mutations
        #
        # @return [undefined]
        #
        # @api private
        #
        def dispatch
          emit_singletons
          mutate_condition
          mutate_if_branch
          mutate_else_branch
        end

        # Emit conditon mutations
        #
        # @return [undefined]
        #
        # @api private
        #
        def mutate_condition
          emit_condition_mutations do |condition|
            !n_self?(condition)
          end
          emit_type(n_not(condition), if_branch, else_branch) unless n_match_current_line?(condition)
          emit_type(N_TRUE,  if_branch, else_branch)
          emit_type(N_FALSE, if_branch, else_branch)
        end

        # Emit if branch mutations
        #
        # @return [undefined]
        #
        # @api private
        #
        def mutate_if_branch
          emit_type(condition, else_branch, nil) if else_branch
          return unless if_branch
          emit_if_branch_mutations
          emit_type(condition, if_branch, nil)
        end

        # Emit else branch mutations
        #
        # @return [undefined]
        #
        # @api private
        #
        def mutate_else_branch
          return unless else_branch
          emit_else_branch_mutations
          emit_type(condition, nil, else_branch)
        end

      end # If
    end # Node
  end # Mutator
end # Mutant

Version data entries

7 entries across 7 versions & 1 rubygems

Version Path
mutant-0.5.26 lib/mutant/mutator/node/if.rb
mutant-0.5.25 lib/mutant/mutator/node/if.rb
mutant-0.5.24 lib/mutant/mutator/node/if.rb
mutant-0.5.23 lib/mutant/mutator/node/if.rb
mutant-0.5.22 lib/mutant/mutator/node/if.rb
mutant-0.5.21 lib/mutant/mutator/node/if.rb
mutant-0.5.20 lib/mutant/mutator/node/if.rb