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Versions: 21
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Stored size: 1.43 KB
Contents
module Mutant
class Mutator
class Node
# Mutator for when nodes
class When < self
handle(:when)
private
# Emit mutations
#
# @return [undefined]
#
# @api private
#
def dispatch
if body
mutate_body
else
emit_child_update(body_index, N_RAISE)
end
mutate_conditions
end
# Emit condition mutations
#
# @return [undefined]
#
# @api private
#
def mutate_conditions
conditions = children.length - 1
children[0..-2].each_index do |index|
delete_child(index) if conditions > 1
mutate_child(index)
end
end
# Emit body mutations
#
# @return [undefined]
#
# @api private
#
def mutate_body
mutate_child(body_index)
end
# Return body node
#
# @return [Parser::AST::Node]
# if body is present
#
# @return [nil]
# otherwise
#
# @api private
#
def body
children[body_index]
end
# Return body index
#
# @return [Fixnum]
#
# @api private
#
def body_index
children.length - 1
end
end # When
end # Node
end # Mutator
end # Mutant
Version data entries
21 entries across 21 versions & 1 rubygems