Module: CLI::UI::Frame

Extended by:
T::Sig
Defined in:
lib/cli/ui/frame.rb,
lib/cli/ui/frame/frame_stack.rb,
lib/cli/ui/frame/frame_style.rb,
lib/cli/ui/frame/frame_style/box.rb,
lib/cli/ui/frame/frame_style/bracket.rb

Defined Under Namespace

Modules: FrameStack, FrameStyle Classes: UnnestedFrameException

Constant Summary collapse

DEFAULT_FRAME_COLOR = 
CLI::UI.resolve_color(:cyan)

Class Method Summary collapse

Methods included from T::Sig

sig

Class Method Details

.close(text, color: nil, elapsed: nil, frame_style: nil, to: $stdout) ⇒ Object

Raises:



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# File 'lib/cli/ui/frame.rb', line 231

def close(text, color: nil, elapsed: nil, frame_style: nil, to: $stdout)
  fs_item = FrameStack.pop
  raise UnnestedFrameException, 'No frame nesting to unnest' unless fs_item

  close_color = CLI::UI.resolve_color(color || fs_item.color)
  frame_style = CLI::UI.resolve_style(frame_style || fs_item.frame_style)
  elapsed_string = elapsed ? "(#{elapsed.round(2)}s)" : nil

  CLI::UI.raw do
    to.print(prefix.chop)
    to.puts(frame_style.close(text.to_s, color: close_color, right_text: elapsed_string))
  end
end

.divider(text, color: nil, frame_style: nil, to: $stdout) ⇒ Object

Raises:



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# File 'lib/cli/ui/frame.rb', line 181

def divider(text, color: nil, frame_style: nil, to: $stdout)
  fs_item = FrameStack.pop
  raise UnnestedFrameException, 'No frame nesting to unnest' unless fs_item

  divider_color = CLI::UI.resolve_color(color || fs_item.color)
  frame_style = CLI::UI.resolve_style(frame_style || fs_item.frame_style)

  CLI::UI.raw do
    to.print(prefix.chop)
    to.puts(frame_style.divider(text.to_s, color: divider_color))
  end

  FrameStack.push(fs_item)
end

.frame_style ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 19

def frame_style
  @frame_style ||= FrameStyle::Box
end

.frame_style=(frame_style) ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 32

def frame_style=(frame_style)
  @frame_style = CLI::UI.resolve_style(frame_style)
end

.open(text, color: DEFAULT_FRAME_COLOR, failure_text: nil, success_text: nil, timing: block_given?, , frame_style: self.frame_style, to: $stdout, &block) ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 91

def open(
  text,
  color: DEFAULT_FRAME_COLOR,
  failure_text: nil,
  success_text: nil,
  timing: block_given?,
  frame_style: self.frame_style,
  to: $stdout,
  &block
)
  frame_style = CLI::UI.resolve_style(frame_style)
  color = CLI::UI.resolve_color(color)

  unless block_given?
    if failure_text
      raise ArgumentError, 'failure_text is not compatible with blockless invocation'
    elsif success_text
      raise ArgumentError, 'success_text is not compatible with blockless invocation'
    elsif timing
      raise ArgumentError, 'timing is not compatible with blockless invocation'
    end
  end

  t_start = Time.now
  CLI::UI.raw do
    to.print(prefix.chop)
    to.puts(frame_style.start(text, color: color))
  end
  FrameStack.push(color: color, style: frame_style)

  return unless block_given?

  closed = false
  begin
    success = false
    success = yield
  rescue
    closed = true
    t_diff = elapsed(t_start, timing)
    close(failure_text, color: :red, elapsed: t_diff, to: to)
    raise
  else
    success
  ensure
    unless closed
      t_diff = elapsed(t_start, timing)
      if T.unsafe(success) != false
        close(success_text, color: color, elapsed: t_diff, to: to)
      else
        close(failure_text, color: :red, elapsed: t_diff, to: to)
      end
    end
  end
end

.prefix(color: Thread.current[:cliui_frame_color_override]) ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 252

def prefix(color: Thread.current[:cliui_frame_color_override])
  +''.tap do |output|
    items = FrameStack.items

    items[0..-2].to_a.each do |item|
      output << item.color.code << item.frame_style.prefix
    end

    if (item = items.last)
      final_color = color || item.color
      output << CLI::UI.resolve_color(final_color).code \
        << item.frame_style.prefix \
        << ' ' \
        << CLI::UI::Color::RESET.code
    end
  end
end

.prefix_width ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 272

def prefix_width
  w = FrameStack.items.reduce(0) do |width, item|
    width + item.frame_style.prefix_width
  end

  w.zero? ? w : w + 1
end

.with_frame_color_override(color, &block) ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 291

def with_frame_color_override(color, &block)
  prev = Thread.current[:cliui_frame_color_override]
  Thread.current[:cliui_frame_color_override] = color
  yield
ensure
  Thread.current[:cliui_frame_color_override] = prev
end