Module: Pry::SendTweet::TTYPatch

Included in:
TTY::Box
Defined in:
lib/pry/send_tweet/tty-box.rb

Overview

A monkey patch module that implements unicode & emoji support in the gem ‘tty-box’ when using its ‘frame` method.

Instance Method Summary collapse

Instance Method Details

#frame(top: nil, left: nil, width: 35, height: 3, align: :left, padding: 0, title: {}, border: :light, style: {}) ⇒ Object

Create a frame



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# File 'lib/pry/send_tweet/tty-box.rb', line 11

def frame(top: nil, left: nil, width: 35, height: 3, align: :left, padding: 0,
          title: {}, border: :light, style: {})
  output = []
  content = []
  position = top && left

  border = TTY::Box::Border.parse(border)
  top_size    = border.top? ? 1: 0
  bottom_size = border.bottom? ? 1: 0
  left_size   = border.left? ? 1 : 0
  right_size  = border.right ? 1 : 0

  if block_given?
    content = format(yield, width, padding, align)
  end

  fg, bg = *extract_style(style)
  border_fg, border_bg = *extract_style(style[:border] || {})

  if border.top?
    output << cursor.move_to(left, top) if position
    output << top_border(title, width, border, style)
    output << "\n" unless position
  end

  (height - top_size - bottom_size).times do |i|
    output << cursor.move_to(left, top + i + top_size) if position
    if border.left?
      output << border_bg.(border_fg.(pipe_char(border.type)))
    end

    content_size = width - left_size - right_size
    unless content[i].nil?
      output << bg.(fg.(content[i]))
      plain_content = Pry::Helpers::Text.strip_color(content[i])
      content_size -= Unicode::DisplayWidth.of(plain_content, 1, {})
    end
    if style[:fg] || style[:bg] || !position # something to color
      output << bg.(fg.(' ' * content_size))
    end

    if border.right?
      if position
        output << cursor.move_to(left + width - right_size, top + i + top_size)
      end
      output << border_bg.(border_fg.(pipe_char(border.type)))
    end
    output << "\n" unless position
  end

  if border.bottom?
    output << cursor.move_to(left, top + height - bottom_size) if position
    output << bottom_border(title, width, border, style)
    output << "\n" unless position
  end
  output.join
end