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  • prettyprint.rb

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PrettyPrint::SingleLine

PrettyPrint::SingleLine is used by PrettyPrint.singleline_format

It is passed to be similar to a PrettyPrint object itself, by responding to:

but instead, the output has no line breaks

Public Class Methods

new(output, maxwidth=nil, newline=nil) click to toggle source

Create a PrettyPrint::SingleLine object

Arguments:

  • output - String (or similar) to store rendered text. Needs to respond to '<<'

  • maxwidth - Argument position expected to be here for compatibility.

    This argument is a noop.
  • newline - Argument position expected to be here for compatibility.

    This argument is a noop.
 
               # File prettyprint.rb, line 523
def initialize(output, maxwidth=nil, newline=nil)
  @output = output
  @first = [true]
end
            

Public Instance Methods

breakable(sep=' ', width=nil) click to toggle source

Appends sep to the text to be output. By default sep is ' '

width argument is here for compatibility. It is a noop argument.

 
               # File prettyprint.rb, line 538
def breakable(sep=' ', width=nil)
  @output << sep
end
            
first?() click to toggle source

This is used as a predicate, and ought to be called first.

 
               # File prettyprint.rb, line 570
def first?
  result = @first[-1]
  @first[-1] = false
  result
end
            
group(indent=nil, open_obj='', close_obj='', open_width=nil, close_width=nil) click to toggle source

Opens a block for grouping objects to be pretty printed.

Arguments:

  • indent - noop argument. Present for compatibility.

  • open_obj - text appended before the &blok. Default is ''

  • close_obj - text appended after the &blok. Default is ''

  • open_width - noop argument. Present for compatibility.

  • close_width - noop argument. Present for compatibility.

 
               # File prettyprint.rb, line 557
def group(indent=nil, open_obj='', close_obj='', open_width=nil, close_width=nil)
  @first.push true
  @output << open_obj
  yield
  @output << close_obj
  @first.pop
end
            
text(obj, width=nil) click to toggle source

Add obj to the text to be output.

width argument is here for compatibility. It is a noop argument.

 
               # File prettyprint.rb, line 531
def text(obj, width=nil)
  @output << obj
end