Module: Brevity::Expression

Includes:
Dynamic, Gradual, Label, Modifier, Note, Treetop::Runtime
Included in:
ExpressionParser
Defined in:
lib/brevity/parsing/expression/expression.rb

Defined Under Namespace

Modules: Expression0, Expression1, Group0, Modifiable0

Instance Method Summary collapse

Methods included from Modifier

#_nt_modifier

Methods included from StretchModifier

#_nt_stretch_modifier

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 TransposeModifier

#_nt_transpose_modifier

Methods included from DuplicateModifier

#_nt_duplicate_modifier

Methods included from Label

#_nt_label

Methods included from Note

#_nt_monophonic_note, #_nt_note, #_nt_pitch_link, #_nt_polyphonic_note, #_nt_rest_note

Methods included from Link

#_nt_link

Methods included from Pitch

#_nt_pitch

Methods included from Accent

#_nt_accent

Methods included from Dynamic

#_nt_dynamic, #_nt_f, #_nt_ff, #_nt_fff, #_nt_mf, #_nt_mp, #_nt_p, #_nt_pp, #_nt_ppp

Methods included from Gradual

#_nt_gradual

Instance Method Details

#_nt_expr ⇒ Object 



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# File 'lib/brevity/parsing/expression/expression.rb', line 196

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

  i0 = index
  r1 = _nt_nonmodifiable
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
  else
    r2 = _nt_modifiable
    if r2
      r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
      r0 = r2
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:expr][start_index] = r0

  r0
end

#_nt_expr_element ⇒ Object 



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# File 'lib/brevity/parsing/expression/expression.rb', line 151

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

  i0 = index
  r1 = _nt_gradual
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
  else
    r2 = _nt_dynamic
    if r2
      r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
      r0 = r2
    else
      r3 = _nt_note
      if r3
        r3 = SyntaxNode.new(input, (index-1)...index) if r3 == true
        r0 = r3
      else
        r4 = _nt_label
        r4.extend(ExprElementNode)
        if r4
          r4 = SyntaxNode.new(input, (index-1)...index) if r4 == true
          r0 = r4
        else
          @index = i0
          r0 = nil
        end
      end
    end
  end

  node_cache[:expr_element][start_index] = r0

  r0
end

#_nt_expression ⇒ Object 



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# File 'lib/brevity/parsing/expression/expression.rb', line 40

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

  i0, s0 = index, []
  s1, i1 = [], index
  loop do
    if has_terminal?(@regexps[gr = '\A[\\s]'] ||= Regexp.new(gr), :regexp, index)
      r2 = true
      @index += 1
    else
      terminal_parse_failure('[\\s]')
      r2 = nil
    end
    if r2
      s1 << r2
    else
      break
    end
  end
  r1 = instantiate_node(SyntaxNode,input, i1...index, s1)
  s0 << r1
  if r1
    r3 = _nt_expr
    s0 << r3
    if r3
      s4, i4 = [], index
      loop do
        i5, s5 = index, []
        s6, i6 = [], index
        loop do
          if has_terminal?(@regexps[gr = '\A[\\s]'] ||= Regexp.new(gr), :regexp, index)
            r7 = true
            @index += 1
          else
            terminal_parse_failure('[\\s]')
            r7 = nil
          end
          if r7
            s6 << r7
          else
            break
          end
        end
        if s6.empty?
          @index = i6
          r6 = nil
        else
          r6 = instantiate_node(SyntaxNode,input, i6...index, s6)
        end
        s5 << r6
        if r6
          r8 = _nt_expr
          s5 << r8
        end
        if s5.last
          r5 = instantiate_node(SyntaxNode,input, i5...index, s5)
          r5.extend(Expression0)
        else
          @index = i5
          r5 = nil
        end
        if r5
          s4 << r5
        else
          break
        end
      end
      r4 = instantiate_node(SyntaxNode,input, i4...index, s4)
      s0 << r4
      if r4
        s9, i9 = [], index
        loop do
          if has_terminal?(@regexps[gr = '\A[\\s]'] ||= Regexp.new(gr), :regexp, index)
            r10 = true
            @index += 1
          else
            terminal_parse_failure('[\\s]')
            r10 = nil
          end
          if r10
            s9 << r10
          else
            break
          end
        end
        r9 = instantiate_node(SyntaxNode,input, i9...index, s9)
        s0 << r9
      end
    end
  end
  if s0.last
    r0 = instantiate_node(ExpressionNode,input, i0...index, s0)
    r0.extend(Expression1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:expression][start_index] = r0

  r0
end

#_nt_group ⇒ Object 



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# File 'lib/brevity/parsing/expression/expression.rb', line 305

def _nt_group
  start_index = index
  if node_cache[:group].has_key?(index)
    cached = node_cache[:group][index]
    if cached
      node_cache[:group][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))
    r1 = true
    @index += match_len
  else
    terminal_parse_failure("(")
    r1 = nil
  end
  s0 << r1
  if r1
    s2, i2 = [], index
    loop do
      if has_terminal?(@regexps[gr = '\A[\\s]'] ||= Regexp.new(gr), :regexp, index)
        r3 = true
        @index += 1
      else
        terminal_parse_failure('[\\s]')
        r3 = nil
      end
      if r3
        s2 << r3
      else
        break
      end
    end
    r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
    s0 << r2
    if r2
      r4 = _nt_expression
      s0 << r4
      if r4
        s5, i5 = [], index
        loop do
          if has_terminal?(@regexps[gr = '\A[\\s]'] ||= Regexp.new(gr), :regexp, index)
            r6 = true
            @index += 1
          else
            terminal_parse_failure('[\\s]')
            r6 = nil
          end
          if r6
            s5 << r6
          else
            break
          end
        end
        r5 = instantiate_node(SyntaxNode,input, i5...index, s5)
        s0 << r5
        if r5
          if (match_len = has_terminal?(")", false, index))
            r7 = true
            @index += match_len
          else
            terminal_parse_failure(")")
            r7 = nil
          end
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(GroupNode,input, i0...index, s0)
    r0.extend(Group0)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:group][start_index] = r0

  r0
end

#_nt_modifiable ⇒ Object 



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# File 'lib/brevity/parsing/expression/expression.rb', line 238

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

  i0, s0 = index, []
  i1 = index
  r2 = _nt_group
  if r2
    r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
    r1 = r2
  else
    r3 = _nt_label
    if r3
      r3 = SyntaxNode.new(input, (index-1)...index) if r3 == true
      r1 = r3
    else
      r4 = _nt_note
      if r4
        r4 = SyntaxNode.new(input, (index-1)...index) if r4 == true
        r1 = r4
      else
        @index = i1
        r1 = nil
      end
    end
  end
  s0 << r1
  if r1
    s5, i5 = [], index
    loop do
      r6 = _nt_modifier
      if r6
        s5 << r6
      else
        break
      end
    end
    r5 = instantiate_node(SyntaxNode,input, i5...index, s5)
    s0 << r5
  end
  if s0.last
    r0 = instantiate_node(ModifiableNode,input, i0...index, s0)
    r0.extend(Modifiable0)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:modifiable][start_index] = r0

  r0
end

#_nt_nonmodifiable ⇒ Object 



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# File 'lib/brevity/parsing/expression/expression.rb', line 390

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

  i0 = index
  r1 = _nt_gradual
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
  else
    r2 = _nt_dynamic
    if r2
      r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
      r0 = r2
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:nonmodifiable][start_index] = r0

  r0
end

#root ⇒ Object 



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# File 'lib/brevity/parsing/expression/expression.rb', line 9

def root
  @root ||= :expression
end