Module: Musicality::Parsing::Note

Includes:
Articulation, Duration, Link, Pitch, Treetop::Runtime
Included in:
NoteParser
Defined in:
lib/musicality/notation/parsing/note_parsing.rb

Defined Under Namespace

Modules: Note0, Note1, Note2, PitchLink0

Instance Method Summary collapse

Methods included from Duration

#_nt_den_only, #_nt_duration, #_nt_num_and_den, #_nt_num_only

Methods included from PositiveInteger

#_nt_positive_integer

Methods included from NonnegativeInteger

#_nt_nonnegative_integer

Methods included from Link

#_nt_glissando, #_nt_link, #_nt_portamento, #_nt_tie

Methods included from Pitch

#_nt_cent, #_nt_letter_a, #_nt_letter_b, #_nt_letter_c, #_nt_letter_d, #_nt_letter_e, #_nt_letter_f, #_nt_letter_g, #_nt_octave, #_nt_pitch, #_nt_pitch_letter

Methods included from Articulation

#_nt_accent, #_nt_articulation, #_nt_marcato, #_nt_portato, #_nt_staccatissimo, #_nt_staccato, #_nt_tenuto

Instance Method Details

#_nt_note ⇒ Object 



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# File 'lib/musicality/notation/parsing/note_parsing.rb', line 60

def _nt_note
  start_index = index
  if node_cache[:note].has_key?(index)
    cached = node_cache[:note][index]
    if cached
      node_cache[:note][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  if (match_len = has_terminal?("(", false, index))
    r2 = true
    @index += match_len
  else
    terminal_parse_failure('"("')
    r2 = nil
  end
  if r2
    r1 = r2
  else
    r1 = instantiate_node(SyntaxNode,input, index...index)
  end
  s0 << r1
  if r1
    r3 = _nt_duration
    s0 << r3
    if r3
      i5, s5 = index, []
      r6 = _nt_pitch_link
      s5 << r6
      if r6
        s7, i7 = [], index
        loop do
          i8, s8 = index, []
          if (match_len = has_terminal?(",", false, index))
            r9 = true
            @index += match_len
          else
            terminal_parse_failure('","')
            r9 = nil
          end
          s8 << r9
          if r9
            r10 = _nt_pitch_link
            s8 << r10
          end
          if s8.last
            r8 = instantiate_node(SyntaxNode,input, i8...index, s8)
            r8.extend(Note0)
          else
            @index = i8
            r8 = nil
          end
          if r8
            s7 << r8
          else
            break
          end
        end
        r7 = instantiate_node(SyntaxNode,input, i7...index, s7)
        s5 << r7
        if r7
          r12 = _nt_articulation
          if r12
            r11 = r12
          else
            r11 = instantiate_node(SyntaxNode,input, index...index)
          end
          s5 << r11
        end
      end
      if s5.last
        r5 = instantiate_node(SyntaxNode,input, i5...index, s5)
        r5.extend(Note1)
      else
        @index = i5
        r5 = nil
      end
      if r5
        r4 = r5
      else
        r4 = instantiate_node(SyntaxNode,input, index...index)
      end
      s0 << r4
      if r4
        if (match_len = has_terminal?(")", false, index))
          r14 = true
          @index += match_len
        else
          terminal_parse_failure('")"')
          r14 = nil
        end
        if r14
          r13 = r14
        else
          r13 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r13
      end
    end
  end
  if s0.last
    r0 = instantiate_node(NoteNode,input, i0...index, s0)
    r0.extend(Note2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:note][start_index] = r0

  r0
end

#_nt_pitch_link ⇒ Object 



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# File 'lib/musicality/notation/parsing/note_parsing.rb', line 186

def _nt_pitch_link
  start_index = index
  if node_cache[:pitch_link].has_key?(index)
    cached = node_cache[:pitch_link][index]
    if cached
      node_cache[:pitch_link][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_pitch
  s0 << r1
  if r1
    r3 = _nt_link
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(PitchLink0)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:pitch_link][start_index] = r0

  r0
end

#root ⇒ Object 



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# File 'lib/musicality/notation/parsing/note_parsing.rb', line 10

def root
  @root ||= :note
end