Class: Reline::Dumb

Inherits:
IO
  • Object
show all
Defined in:
lib/reline/io/dumb.rb

Constant Summary collapse

RESET_COLOR =

Do not send color reset sequence

''

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(encoding: nil) ⇒ Dumb

Returns a new instance of Dumb.



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# File 'lib/reline/io/dumb.rb', line 8

def initialize(encoding: nil)
  @input = STDIN
  @output = STDOUT
  @buf = []
  @pasting = false
  @encoding = encoding
  @screen_size = [24, 80]
end

Instance Attribute Details

#output=(value) ⇒ Object (writeonly)

Sets the attribute output

Parameters:

  • value —

    the value to set the attribute output to.



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# File 'lib/reline/io/dumb.rb', line 6

def output=(value)
  @output = value
end

Instance Method Details

#buffered_output ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 49

def buffered_output
  yield
end

#clear_screen ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 101

def clear_screen
end

#cursor_pos ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 76

def cursor_pos
  Reline::CursorPos.new(0, 0)
end

#deprep(otio) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 118

def deprep(otio)
end

#dumb? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/reline/io/dumb.rb', line 17

def dumb?
  true
end

#encoding ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 21

def encoding
  if @encoding
    @encoding
  elsif RUBY_PLATFORM =~ /mswin|mingw/
    Encoding::UTF_8
  else
    @input.external_encoding || Encoding.default_external
  end
rescue IOError
  # STDIN.external_encoding raises IOError in Ruby <= 3.0 when STDIN is closed
  Encoding.default_external
end

#erase_after_cursor ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 95

def erase_after_cursor
end

#get_screen_size ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 72

def get_screen_size
  @screen_size
end

#getc(_timeout_second) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 53

def getc(_timeout_second)
  unless @buf.empty?
    return @buf.shift
  end
  c = nil
  loop do
    Reline.core.line_editor.handle_signal
    result = @input.wait_readable(0.1)
    next if result.nil?
    c = @input.read(1)
    break
  end
  c&.ord
end

#hide_cursor ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 80

def hide_cursor
end

#in_pasting? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/reline/io/dumb.rb', line 111

def in_pasting?
  @pasting
end

#input=(val) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 37

def input=(val)
  @input = val
end

#move_cursor_column(val) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 86

def move_cursor_column(val)
end

#move_cursor_down(val) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 92

def move_cursor_down(val)
end

#move_cursor_up(val) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 89

def move_cursor_up(val)
end

#prep ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 115

def prep
end

#scroll_down(val) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 98

def scroll_down(val)
end

#set_default_key_bindings(_) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 34

def set_default_key_bindings(_)
end

#set_screen_size(rows, columns) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 104

def set_screen_size(rows, columns)
  @screen_size = [rows, columns]
end

#set_winch_handler(&handler) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 108

def set_winch_handler(&handler)
end

#show_cursor ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 83

def show_cursor
end

#ungetc(c) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 68

def ungetc(c)
  @buf.unshift(c)
end

#with_raw_input ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 41

def with_raw_input
  yield
end

#write(string) ⇒ Object 



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# File 'lib/reline/io/dumb.rb', line 45

def write(string)
  @output.write(string)
end