Class: RubyWasm::BuildExecutor

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby_wasm/build/executor.rb

Overview

Build executor to run the actual build commands.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(verbose: false, process_count: nil) ⇒ BuildExecutor

Returns a new instance of BuildExecutor.



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# File 'lib/ruby_wasm/build/executor.rb', line 6

def initialize(verbose: false, process_count: nil)
  @verbose = verbose
  @github_actions_markup = ENV["ENABLE_GITHUB_ACTIONS_MARKUP"] != nil
  __skip__ =
    begin
      require "etc"
      @process_count = process_count || Etc.nprocessors
    rescue LoadError
      @process_count = process_count || 1
    end
end

Instance Attribute Details

#process_count ⇒ Object (readonly)

Returns the value of attribute process_count.



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# File 'lib/ruby_wasm/build/executor.rb', line 4

def process_count
  @process_count
end

Instance Method Details

#begin_section(klass, name, note) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 90

def begin_section(klass, name, note)
  message = "\e[1;36m==>\e[0m \e[1m#{klass}(#{name}) -- #{note}\e[0m"
  if @github_actions_markup
    puts "::group::#{message}"
  else
    puts message
  end

  # Record the start time
  @start_times ||= Hash.new
  @start_times[[klass, name]] = Time.now

  $stdout.flush
end

#cp_r(src, dest) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 119

def cp_r(src, dest)
  FileUtils.cp_r(src, dest)
end

#end_section(klass, name) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 105

def end_section(klass, name)
  took = Time.now - @start_times[[klass, name]]
  puts "::endgroup::" if @github_actions_markup
  puts "\e[1;36m==>\e[0m \e[1m#{klass}(#{name}) -- done in #{took.round(2)}s\e[0m"
end

#ln_s(src, dest) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 131

def ln_s(src, dest)
  FileUtils.ln_s(src, dest)
end

#mkdir_p(list) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 127

def mkdir_p(list)
  FileUtils.mkdir_p(list)
end

#mv(src, dest) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 123

def mv(src, dest)
  FileUtils.mv(src, dest)
end

#rm_f(list) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 115

def rm_f(list)
  FileUtils.rm_f(list)
end

#rm_rf(list) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 111

def rm_rf(list)
  FileUtils.rm_rf(list)
end

#system(*args, chdir: nil, env: nil) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 18

def system(*args, chdir: nil, env: nil)
  require "open3"

  _print_command(args, env)

  # @type var kwargs: Hash[Symbol, untyped]
  kwargs = {}
  kwargs[:chdir] = chdir if chdir

  args = args.to_a.map(&:to_s)
  # TODO: Remove __skip__ once we have open3 RBS definitions.
  __skip__ =
    if @verbose || !$stdout.tty?
      kwargs[:exception] = true
      if env
        Kernel.system(env, *args, **kwargs)
      else
        Kernel.system(*args, **kwargs)
      end
    else
      printer = StatusPrinter.new
      block =
        proc do |stdin, stdout, stderr, wait_thr|
          mux = Mutex.new
          out = String.new
          err = String.new
          readers =
            [
              [stdout, :stdout, out],
              [stderr, :stderr, err]
            ].map do |io, name, str|
              reader =
                Thread.new do
                  while (line = io.gets)
                    mux.synchronize do
                      printer.send(name, line)
                      str << line
                    end
                  end
                end
              reader.report_on_exception = false
              reader
            end

          readers.each(&:join)

          [out, err, wait_thr.value]
        end
      begin
        stdout, stderr, status =
          if env
            Open3.popen3(env, *args, **kwargs, &block)
          else
            Open3.popen3(*args, **kwargs, &block)
          end
        unless status.success?
          $stderr.puts stdout
          $stderr.puts stderr
          cmd_to_print = args.map { |a| "'#{a}'" }.join(" ")
          raise "Command failed with status (#{status.exitstatus}): #{cmd_to_print}"
        end
      ensure
        printer.done
      end
    end
  return
rescue => e
  $stdout.flush
  $stderr.puts "Try running with `rake --verbose` for more complete output."
  raise e
end

#write(path, data) ⇒ Object 



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# File 'lib/ruby_wasm/build/executor.rb', line 135

def write(path, data)
  File.write(path, data)
end