class 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
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 505 def initialize(output, maxwidth=nil, newline=nil) @output = output @first = [true] end
Public Instance Methods
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 520 def breakable(sep=' ', width=nil) @output << sep end
This is used as a predicate, and ought to be called first.
# File prettyprint.rb, line 552 def first? result = @first[-1] @first[-1] = false result end
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 539 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
Add obj
to the text to be output.
width
argument is here for compatibility. It is a noop argument.
# File prettyprint.rb, line 513 def text(obj, width=nil) @output << obj end