103 lines
2.2 KiB
Ruby
103 lines
2.2 KiB
Ruby
# encoding: utf-8
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module Mutant
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class Reporter
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class CLI
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class Printer
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# Mutation printer
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class Mutation < self
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handle(Runner::Mutation)
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# Build printer
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#
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# @param [Runner::Mutation] runner
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# @param [IO] output
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#
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# @return [Printer::Mutation]
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#
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# @api private
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#
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def self.build(runner, output)
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mutation = runner.mutation
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lookup(mutation.class).new(runner, output)
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end
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# Run mutation printer
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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 run
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status('%s', mutation.identification)
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puts(details)
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end
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private
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# Return mutation
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#
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# @return [Mutation]
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#
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# @api private
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#
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def mutation
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object.mutation
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end
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# Reporter for noop mutations
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class Noop < self
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handle(Mutant::Mutation::Neutral::Noop)
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MESSAGE = [
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'Parsed subject AST:',
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'%s',
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'Unparsed source:',
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'%s',
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].join("\n")
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private
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# Return details
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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 details
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sprintf(
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MESSAGE,
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mutation.subject.node.inspect,
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mutation.original_source
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)
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end
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end # Noop
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# Reporter for neutral and evil mutations
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class Diff < self
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handle(Mutant::Mutation::Neutral)
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handle(Mutant::Mutation::Evil)
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# Return diff
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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 details
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original, current = mutation.original_source, mutation.source
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differ = Differ.build(original, current)
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color? ? differ.colorized_diff : differ.diff
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end
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end # Evil
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end # Mutantion
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end # Printer
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end # CLI
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end # Reporter
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end # Mutant
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