Class: Shoulda::Matchers::Line

Inherits:
Object
  • Object
show all
Defined in:
lib/shoulda/matchers/util/word_wrap.rb

Constant Summary collapse

OFFSETS = 
{ left: -1, right: +1 }.freeze

Instance Method Summary collapse

Constructor Details

#initialize(line, indent: 0) ⇒ Line

Returns a new instance of Line.



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# File 'lib/shoulda/matchers/util/word_wrap.rb', line 119

def initialize(line, indent: 0)
  @indent = indent
  @original_line = @line_to_wrap = Text.new(line)
  @indentation = ' ' * indent
  @indentation_read = false
end

Instance Method Details

#wrap ⇒ Object 



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# File 'lib/shoulda/matchers/util/word_wrap.rb', line 126

def wrap
  if line_to_wrap.indented?
    [line_to_wrap]
  else
    lines = []

    loop do
      @previous_line_to_wrap = line_to_wrap
      new_line = (indentation || '') + line_to_wrap
      result = wrap_line(new_line)
      lines << normalize_whitespace(result[:fitted_line])

      unless @indentation_read
        @indentation = read_indentation
        @indentation_read = true
      end

      @line_to_wrap = result[:leftover]

      if line_to_wrap.to_s.empty? || previous_line_to_wrap == line_to_wrap
        break
      end
    end

    lines
  end
end