Module: Squared::Common::Format

Included in:
Squared::Config::Viewer, Repo::Project, Repo::Project::Git
Defined in:
lib/squared/common/format.rb

Instance Method Summary collapse

Instance Method Details

#check_style(iter, empty: true) ⇒ Object 



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# File 'lib/squared/common/format.rb', line 102

def check_style(iter, empty: true)
  ret = []
  colors = get(:colors)
  as_a(iter).each do |val|
    case (val = val.to_sym)
    when :bold, :italic, :underline
      ret << val
    else
      ret << val if colors.key?(val)
    end
  end
  !empty && ret.empty? ? nil : ret
end

#emphasize(val, title: nil, cols: nil, sub: nil) ⇒ Object 



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# File 'lib/squared/common/format.rb', line 6

def emphasize(val, title: nil, cols: nil, sub: nil)
  n = 0
  if title
    title = title.to_s
    n = title.size
  end
  if val.is_a?(::Array)
    lines = val
  else
    lines = val.to_s.lines.map(&:chomp)
    lines[0] = "#{val.class}: #{lines.first}" if (err = val.is_a?(::StandardError))
  end
  n = cols || [n, lines.max_by(&:size).size].max
  if $stdout.tty?
    require 'io/console'
    (n = [n, $stdout.winsize[1] - 4].min) rescue nil
  end
  bord = '-' * (n + 4)
  write = ->(line) { err ? warn(line) : puts(line) }
  sub = as_a(sub)
  pr = lambda do |line|
    s = line.ljust(n)
    sub.each { |h| s = sub_style(s, **h) }
    "| #{s} |"
  end
  write.(bord)
  if title
    write.(pr.(title))
    write.(bord)
  end
  lines.each { |line| write.(pr.(line)) }
  write.(bord)
end

#log_message(level, *args, subject: nil, hint: nil, color: true) ⇒ Object 



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# File 'lib/squared/common/format.rb', line 144

def log_message(level, *args, subject: nil, hint: nil, color: true)
  msg = [log_title(level, color: color)]
  msg << (color ? sub_style(subject, :underline) : subject) if subject
  message(msg.join(' '), *args, hint: hint)
end

#log_title(level, color: true) ⇒ Object 



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# File 'lib/squared/common/format.rb', line 116

def log_title(level, color: true)
  level = if level.is_a?(::Numeric)
            case level
            when Logger::DEBUG
              :debug
            when Logger::INFO
              :info
            when Logger::WARN
              :warn
            when Logger::ERROR
              :error
            when Logger::FATAL
              :fatal
            else
              :unknown
            end
          else
            level.to_s.downcase.to_sym
          end
  val = get(:logger)[level] || get(:logger)[level = :unknown]
  level = +level.to_s.upcase
  case level
  when 'WARN', 'ERROR', 'FATAL'
    level += '!'
  end
  color ? sub_style(level, *val) : level
end

#sub_style(val, *args, pat: nil, styles: nil, index: 1) ⇒ Object 



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# File 'lib/squared/common/format.rb', line 40

def sub_style(val, *args, pat: nil, styles: nil, index: 1)
  return val unless ENV['NO_COLOR'].to_s.empty?

  if pat && index != 0
    return val unless (data = pat.match(val))

    ret = index == -1 ? data.to_a[1..-1] : data[index]
  else
    ret = val
    index = 0
  end
  wrap = ->(s, n) { "\x1B[#{n.join(';')}m#{s}\x1B[0m" }
  code = []
  args.concat(as_a(styles)).each_with_index do |type, i|
    next unless type

    if index == -1
      s = ret[i]
      next ret[i] = '' if s.nil?
    else
      s = ret
    end
    case (t = type.to_sym)
    when :bold
      s = "\x1B[1m#{s}\x1B[22m"
    when :italic
      s = "\x1B[3m#{s}\x1B[23m"
    when :underline
      s = "\x1B[4m#{s}\x1B[24m"
    else
      if (c = get(:colors)[t])
        if index == -1
          s = wrap.(s, [c])
        else
          code << c
        end
      end
    end
    if index == -1
      ret[i] = s
    else
      ret = s
    end
  end
  return ret.join if index == -1

  ret = wrap.(ret, code) unless code.empty?
  return ret unless data

  out = +''
  data.to_a.each_with_index do |group, i|
    next if i == 0

    if i == index
      out << ret
    elsif !group.nil?
      out << group
    end
  end
  out
end