Class: Minesweeper::Console::PrettyPrinter::RowPrinter

Inherits:
Object
  • Object
show all
Defined in:
lib/minesweeper/console/prettyprinter/row_printer.rb

Instance Method Summary collapse

Constructor Details

#initialize(separator, theme) ⇒ RowPrinter

Returns a new instance of RowPrinter.

Raises:

  • (ArgumentError) 


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# File 'lib/minesweeper/console/prettyprinter/row_printer.rb', line 5

def initialize(separator, theme)
  raise ArgumentError if separator.nil? || theme.nil?
  @separator = separator
  @theme = theme
end

Instance Method Details

#build_row_header(row_number, desired_length) ⇒ Object 



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# File 'lib/minesweeper/console/prettyprinter/row_printer.rb', line 28

def build_row_header(row_number, desired_length)
  result = left_padding_for(row_number.to_s, desired_length)
  result << @theme.colorize_header(row_number.to_s)
  result << @theme.colorize_separator(@separator)
end

#left_padding_for(string, desired_length) ⇒ Object 



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# File 'lib/minesweeper/console/prettyprinter/row_printer.rb', line 34

def left_padding_for(string, desired_length)
  ' ' * (desired_length - string.length)
end

#print(row_number, raw_row, column_width) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/minesweeper/console/prettyprinter/row_printer.rb', line 11

def print(row_number, raw_row, column_width)
  raise ArgumentError if column_width.nil?
  raise ArgumentError if column_width < 1
  raise ArgumentError if column_width < row_number.to_s.length
  result = build_row_header(row_number, column_width)
  raw_row.each_char do |c|
    result << left_padding_for(c, column_width)
    if (c =~ /\d+/)
      result << @theme.colorize_mine_quantity(c)
    else
      result << @theme.colorize_cell_status(c)
    end
    result << @theme.colorize_separator(@separator)
  end
  result
end