module Music::Transcription::Parsing::Meter
Public Instance Methods
_nt_meter()
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# File lib/music-transcription/parsing/meter_parsing.rb, line 17 def _nt_meter start_index = index if node_cache[:meter].has_key?(index) cached = node_cache[:meter][index] if cached node_cache[:meter][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true @index = cached.interval.end end return cached end i0 = index r1 = _nt_meter1 if r1 r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true r0 = r1 else r2 = _nt_meter2 if r2 r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true r0 = r2 else @index = i0 r0 = nil end end node_cache[:meter][start_index] = r0 r0 end
_nt_meter1()
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# File lib/music-transcription/parsing/meter_parsing.rb, line 65 def _nt_meter1 start_index = index if node_cache[:meter1].has_key?(index) cached = node_cache[:meter1][index] if cached node_cache[:meter1][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true @index = cached.interval.end end return cached end i0, s0 = index, [] r1 = _nt_positive_integer s0 << r1 if r1 if (match_len = has_terminal?("/", false, index)) r2 = true @index += match_len else terminal_parse_failure("/") r2 = nil end s0 << r2 if r2 r3 = _nt_positive_integer s0 << r3 end end if s0.last r0 = instantiate_node(SyntaxNode,input, i0...index, s0) r0.extend(Meter10) r0.extend(Meter11) else @index = i0 r0 = nil end node_cache[:meter1][start_index] = r0 r0 end
_nt_meter2()
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# File lib/music-transcription/parsing/meter_parsing.rb, line 127 def _nt_meter2 start_index = index if node_cache[:meter2].has_key?(index) cached = node_cache[:meter2][index] if cached node_cache[:meter2][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true @index = cached.interval.end end return cached end i0, s0 = index, [] r1 = _nt_positive_integer s0 << r1 if r1 if (match_len = has_terminal?("*", false, index)) r2 = true @index += match_len else terminal_parse_failure("*") r2 = nil end s0 << r2 if r2 r3 = _nt_positive_integer s0 << r3 if r3 if (match_len = has_terminal?("/", false, index)) r4 = true @index += match_len else terminal_parse_failure("/") r4 = nil end s0 << r4 if r4 r5 = _nt_positive_integer s0 << r5 end end end end if s0.last r0 = instantiate_node(SyntaxNode,input, i0...index, s0) r0.extend(Meter20) r0.extend(Meter21) else @index = i0 r0 = nil end node_cache[:meter2][start_index] = r0 r0 end
root()
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# File lib/music-transcription/parsing/meter_parsing.rb, line 11 def root @root ||= :meter end