Class: RubyEventStore::DeprecatedReadAPIRunner

Inherits:
Parser::Runner
  • Object
show all
Defined in:
lib/ruby_event_store/deprecated_read_api_runner.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ DeprecatedReadAPIRunner

Returns a new instance of DeprecatedReadAPIRunner.



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# File 'lib/ruby_event_store/deprecated_read_api_runner.rb', line 10

def initialize
  super
  @rewriter = DeprecatedReadAPIRewriter.new
end

Instance Attribute Details

#modify ⇒ Object (readonly)

Returns the value of attribute modify.



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# File 'lib/ruby_event_store/deprecated_read_api_runner.rb', line 8

def modify
  @modify
end

#parser_class ⇒ Object (readonly)

Returns the value of attribute parser_class.



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# File 'lib/ruby_event_store/deprecated_read_api_runner.rb', line 8

def parser_class
  @parser_class
end

#rewriter ⇒ Object (readonly)

Returns the value of attribute rewriter.



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# File 'lib/ruby_event_store/deprecated_read_api_runner.rb', line 8

def rewriter
  @rewriter
end

Instance Method Details

#process(buffer) ⇒ Object 



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# File 'lib/ruby_event_store/deprecated_read_api_runner.rb', line 27

def process(buffer)
  parser = parser_class.new(Astrolabe::Builder.new)
  new_source = rewriter.rewrite(buffer, parser.parse(buffer))
  new_buffer = Parser::Source::Buffer.new(buffer.name + '|after res-deprecated-read-api-migrator')
  new_buffer.source = new_source

  if !modify
    old = Tempfile.new('old')
    old.write(buffer.source + "\n")
    old.flush

    new = Tempfile.new('new')
    new.write(new_source + "\n")
    new.flush

    IO.popen("diff -u #{old.path} #{new.path}") do |io|
      $stderr.write(
        io.read
          .sub(/^---.*/, "--- #{buffer.name}")
          .sub(/^\+\+\+.*/, "+++ #{new_buffer.name}")
      )
    end
    exit(1)
  end

  if File.exist?(buffer.name)
    File.open(buffer.name, 'w') do |file|
      file.write(new_source)
    end
  else
    if input_size > 1
      puts "Rewritten content of #{buffer.name}:"
    end
    puts new_source
  end
end

#runner_name ⇒ Object 



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# File 'lib/ruby_event_store/deprecated_read_api_runner.rb', line 15

def runner_name
  "res-deprecated-read-api-migrator"
end

#setup_option_parsing(opts) ⇒ Object 



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# File 'lib/ruby_event_store/deprecated_read_api_runner.rb', line 19

def setup_option_parsing(opts)
  super(opts)

  opts.on '-m', '--modify' do
    @modify = true
  end
end