module Music::Transcription::Parsing::Segment
Public Instance Methods
_nt_nonnegative_number()
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# File lib/music-transcription/parsing/segment_parsing.rb, line 96 def _nt_nonnegative_number start_index = index if node_cache[:nonnegative_number].has_key?(index) cached = node_cache[:nonnegative_number][index] if cached node_cache[:nonnegative_number][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true @index = cached.interval.end end return cached end i0 = index r1 = _nt_nonnegative_float if r1 r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true r0 = r1 else r2 = _nt_nonnegative_rational if r2 r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true r0 = r2 else r3 = _nt_nonnegative_integer if r3 r3 = SyntaxNode.new(input, (index-1)...index) if r3 == true r0 = r3 else @index = i0 r0 = nil end end end node_cache[:nonnegative_number][start_index] = r0 r0 end
_nt_range()
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# File lib/music-transcription/parsing/segment_parsing.rb, line 37 def _nt_range start_index = index if node_cache[:range].has_key?(index) cached = node_cache[:range][index] if cached node_cache[:range][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true @index = cached.interval.end end return cached end i0, s0 = index, [] r1 = _nt_nonnegative_number s0 << r1 if r1 s2, i2 = [], index loop do if has_terminal?(@regexps[gr = '\A[.]'] ||= Regexp.new(gr), :regexp, index) r3 = true @index += 1 else terminal_parse_failure('[.]') r3 = nil end if r3 s2 << r3 else break end if s2.size == 3 break end end if s2.size < 2 @index = i2 r2 = nil else r2 = instantiate_node(SyntaxNode,input, i2...index, s2) end s0 << r2 if r2 r4 = _nt_nonnegative_number s0 << r4 end end if s0.last r0 = instantiate_node(SyntaxNode,input, i0...index, s0) r0.extend(Range0) r0.extend(Range1) else @index = i0 r0 = nil end node_cache[:range][start_index] = r0 r0 end
root()
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# File lib/music-transcription/parsing/segment_parsing.rb, line 11 def root @root ||= :range end