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free_mutant/lib/mutant/loader.rb

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module Mutant
# Base class for code loaders
class Loader
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include AbstractType
extend MethodObject
private
# Run the loader
#
# @return [undefined]
#
# @api private
#
abstract_method :run
# Initialize and insert mutation into vm
#
# @param [Rubinius::AST::Script] root
# @param [Subject] subject
#
# @return [undefined]
#
# @api private
#
def initialize(root, subject)
@root, @subject = root, subject
run
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end
# Eval based loader
class Eval < self
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private
# Run loader
#
# @return [undefined]
#
# @api private
#
def run
Kernel.eval(source, TOPLEVEL_BINDING, @subject.source_path, @subject.source_line)
end
# Return source
#
# @return [String]
#
# @api private
#
def source
ToSource.to_source(@root)
end
end
end
end