Class: MarkdownIt::RulesInline::Newline

Inherits:
Object
  • Object
show all
Defined in:
lib/motion-markdown-it/rules_inline/newline.rb

Class Method Summary collapse

Class Method Details

.newline(state, silent) ⇒ Object 



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# File 'lib/motion-markdown-it/rules_inline/newline.rb', line 8

def self.newline(state, silent)
  pos = state.pos
  return false if state.src.charCodeAt(pos) != 0x0A  # \n

  pmax  = state.pending.length - 1
  max   = state.posMax

  # '  \n' -> hardbreak
  # Lookup in pending chars is bad practice! Don't copy to other rules!
  # Pending string is stored in concat mode, indexed lookups will cause
  # convertion to flat mode.
  if !silent
    if pmax >= 0 && state.pending.charCodeAt(pmax) == 0x20
      if pmax >= 1 && state.pending.charCodeAt(pmax - 1) == 0x20
        state.pending = state.pending.sub(/ +$/, '')
        state.push('hardbreak', 'br', 0)
      else
        state.pending = state.pending.slice(0...-1)
        state.push('softbreak', 'br', 0)
      end

    else
      state.push('softbreak', 'br', 0)
    end
  end

  pos += 1

  # skip heading spaces for next line
  while pos < max && state.src.charCodeAt(pos) == 0x20
    pos += 1
  end

  state.pos = pos
  return true
end