142 lines
3.1 KiB
Ruby
142 lines
3.1 KiB
Ruby
# frozen_string_literal: true
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module Mutant
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class Reporter
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class CLI
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# CLI output format
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#
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# rubocop:disable FormatString
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class Format
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include AbstractType, Anima.new(:tty)
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# Start representation
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#
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# @param [Env::Bootstrap] env
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#
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# @return [String]
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abstract_method :start
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# Progress representation
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#
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# @param [Runner::Status] status
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#
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# @return [String]
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abstract_method :progress
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# Report delay in seconds
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#
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# @return [Float]
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def delay
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self.class::REPORT_DELAY
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end
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# Output abstraction to decouple tty? from buffer
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class Output
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include Concord.new(:tty, :buffer)
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# Test if output is a tty
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#
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# @return [Boolean]
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alias_method :tty?, :tty
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public :tty?
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%i[puts write].each do |name|
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define_method(name) do |*args, &block|
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buffer.public_send(name, *args, &block)
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end
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end
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end # Output
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private
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# Format object with printer
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#
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# @param [Class:Printer] printer
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# @param [Object] object
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#
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# @return [String]
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def format(printer, object)
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buffer = new_buffer
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printer.call(Output.new(tty, buffer), object)
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buffer.rewind
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buffer.read
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end
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# Format for progressive non rewindable output
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class Progressive < self
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REPORT_FREQUENCY = 1.0
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REPORT_DELAY = 1 / REPORT_FREQUENCY
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# Start representation
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#
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# @return [String]
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def start(env)
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format(Printer::Config, env.config)
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end
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# Progress representation
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#
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# @return [String]
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def progress(status)
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format(Printer::StatusProgressive, status)
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end
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private
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# New buffer
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#
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# @return [StringIO]
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def new_buffer
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StringIO.new
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end
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end # Progressive
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# Format for framed rewindable output
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class Framed < self
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include anima.add(:tput)
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BUFFER_FLAGS = 'a+'
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REPORT_FREQUENCY = 20.0
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REPORT_DELAY = 1 / REPORT_FREQUENCY
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# Format start
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#
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# @param [Env::Bootstrap] env
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#
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# @return [String]
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def start(_env)
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tput.prepare
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end
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# Format progress
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#
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# @param [Runner::Status] status
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#
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# @return [String]
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def progress(status)
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format(Printer::Status, status)
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end
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private
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# New buffer
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#
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# @return [StringIO]
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def new_buffer
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# For some reason this raises an Errno::EACCESS error:
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#
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# StringIO.new(Tput::INSTANCE.restore, BUFFER_FLAGS)
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#
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buffer = StringIO.new
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buffer << tput.restore
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end
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end # Framed
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end # Format
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end # CLI
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end # Reporter
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end # Mutant
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