Method: Markascend::Parser#scan_line_and_block

Defined in:

lib/markascend/parser.rb

#scan_line_and_block(undent = :all) ⇒ Object

# File 'lib/markascend/parser.rb', line 190

def scan_line_and_block undent=:all
  if line = @src.scan(/.+?(?:\n|\z)/)
    block = @src.scan(/
      (?:\ *\n)*        # leading empty lines
      (?<indent>\ {2,})
      .*?(?:\n|\z)      # first line content
      (
        \g<indent>\ *
        .*?(?:\n|\z)    # rest line content
        |
        (?:\ *\n)*      # rest empty line
      )*
    /x)
    block = nil if block =~ /\A\s*\z/
    # undent block
    if block
      if undent == :all
        /
          (?:\ *\n)*
          (?<indent>\ {2,})
        /x =~ block
        block.gsub! /^#{indent}/, ''
      else
        block.gsub! /^\ \ /, ''
      end
    end
  end
  [line, block]
end