Module: EchSpec::CLI::EchConfigPrinter

Included in:
Grease, Resolve
Defined in:
lib/echspec/cli/ech_config_printer.rb

Instance Method Summary collapse

Instance Method Details

#evaluate_widths(all_pairs) ⇒ Object 



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# File 'lib/echspec/cli/ech_config_printer.rb', line 14

def evaluate_widths(all_pairs)
  label_width = all_pairs.flat_map { |pairs| pairs.map { |label, _| label.length } }.max + 1
  value_width = all_pairs.flat_map { |pairs| pairs.map { |_, value| value.to_s.length } }.max + 1
  [label_width, value_width]
end

#field_pairs(c) ⇒ Object

rubocop: disable Metrics/AbcSize



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# File 'lib/echspec/cli/ech_config_printer.rb', line 25

def field_pairs(c)
  ec = c.echconfig_contents
  kc = ec.key_config
  ext = ec.extensions.octet.unpack1('H*').scan(/.{2}/).join(' ')
  cipher_suite_pairs = kc.cipher_suites.flat_map do |cs|
    [
      ['        kdf_id(uint16):', cs.kdf_id.encode.unpack1('H4').scan(/.{2}/).join(' ')],
      ['        aead_id(uint16):', cs.aead_id.encode.unpack1('H4').scan(/.{2}/).join(' ')]
    ]
  end

  [
    ['ECHConfig:', ''],
    ['  version(uint16):', c.version.unpack1('H4').scan(/.{2}/).join(' ')],
    ['  length(uint16):', ec.encode.length],
    ['  contents(ECHConfigContents):', ''],
    ['    key_config(HpkeKeyConfig):', ''],
    ['      config_id(uint8):', kc.config_id],
    ['      kem_id(uint16):', kc.kem_id.encode.unpack1('H4').scan(/.{2}/).join(' ')],
    ['      public_key(opaque):', kc.public_key.opaque.unpack1('H*').scan(/.{2}/).join(' ')],
    ['      cipher_suites(HpkeSymmetricCipherSuite):', ''],
    *cipher_suite_pairs,
    ['    maximum_name_length(uint8):', ec.maximum_name_length],
    ['    public_name(opaque):', ec.public_name],
    ['    extensions(opaque):', ext]
  ]
end

#print_ech_configs(ech_configs) ⇒ Object 



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# File 'lib/echspec/cli/ech_config_printer.rb', line 4

def print_ech_configs(ech_configs)
  all_pairs = ech_configs.map { |c| field_pairs(c) }
  label_width, value_width = evaluate_widths(all_pairs)

  all_pairs.each_with_index do |pairs, i|
    puts "#{'─' * label_width}┼#{'─' * value_width}" if i.positive?
    pairs.each { |label, value| print_field(label, value, label_width) }
  end
end

#print_field(label, value, label_width) ⇒ Object 



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# File 'lib/echspec/cli/ech_config_printer.rb', line 20

def print_field(label, value, label_width)
  puts "#{label.ljust(label_width)}│ #{value}"
end