Sha256: 10ffb1682a9139383f6637f9dba3a5f9d42b4c90151ada3036581ba5e99f43e0
Contents?: true
Size: 1.05 KB
Versions: 24
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Contents
# encoding: utf-8
module Mutant
class Mutator
class Node
# Mutation emitter to handle binary connectives
class Binary < self
INVERSE = {
and: :or,
or: :and
}.freeze
handle(*INVERSE.keys)
children :left, :right
private
# Emit mutations
#
# @return [undefined]
#
# @api private
#
def dispatch
emit_nil
emit(left)
emit(right)
mutate_operator
mutate_operands
end
# Emit operator mutations
#
# @return [undefined]
#
# @api private
#
def mutate_operator
emit(s(INVERSE.fetch(node.type), left, right))
end
# Emit condition mutations
#
# @return [undefined]
#
# @api private
#
def mutate_operands
emit(s(node.type, n_not(left), right))
emit(n_not(node))
end
end # Binary
end # Node
end # Mutator
end # Mutant
Version data entries
24 entries across 24 versions & 1 rubygems