Module: Dcc::Cli::Formatters

Defined in:
lib/dcc/cli/formatters.rb

Overview

Dcc::Cli::Formatters picks the right text/JSON/YAML representation of a result model and prints it.

Class Method Summary collapse

Class Method Details



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# File 'lib/dcc/cli/formatters.rb', line 12

def print(object, format: "text")
  case format
  when "json" then puts object.to_json
  when "yaml" then puts object.to_yaml
  else
    puts object.to_s
  end
end

.print_files(files) ⇒ Object 



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# File 'lib/dcc/cli/formatters.rb', line 21

def print_files(files)
  if files.empty?
    puts "(no embedded files)"
    return
  end

  # TTY::Table calls ioctl which fails on StringIO / pipes. Fall back
  # to a plain-text rendering when stdout isn't a real terminal.
  if $stdout.is_a?(::IO) && !$stdout.tty?
    print_files_plain(files)
    return
  end

  table = ::TTY::Table.new(
    ["Index", "Name", "File Name", "MIME", "Ring", "Size"],
    files.each_with_index.map do |f, i|
      [i, f.name.to_s, f.file_name.to_s, f.mime_type.to_s, f.ring, f.data.bytesize]
    end,
  )
  puts table.render
rescue StandardError
  # Fallback if TTY::Table rendering fails for any reason.
  print_files_plain(files)
end

.print_files_plain(files) ⇒ Object 



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# File 'lib/dcc/cli/formatters.rb', line 46

def print_files_plain(files)
  # Widths
  widths = ["Index".size, "Name".size, "File Name".size, "MIME".size, "Ring".size, "Size".size]
  rows = files.each_with_index.map do |f, i|
    [
      i.to_s,
      f.name.to_s,
      f.file_name.to_s,
      f.mime_type.to_s,
      f.ring.to_s,
      f.data.bytesize.to_s,
    ].each_with_index { |v, idx| widths[idx] = [widths[idx], v.size].max }
  end
  header = ["Index", "Name", "File Name", "MIME", "Ring", "Size"]
  sep = widths.map { |w| "-" * (w + 2) }.join("+")
  puts header.zip(widths).map { |c, w| " #{c.ljust(w)} " }.join("|")
  puts sep
  files.each_with_index do |f, i|
    row = [
      i.to_s,
      f.name.to_s,
      f.file_name.to_s,
      f.mime_type.to_s,
      f.ring.to_s,
      f.data.bytesize.to_s,
    ]
    puts row.zip(widths).map { |c, w| " #{c.ljust(w)} " }.join("|")
  end
end