Module: Musa::Neumalang::Neumalang::Parser::DeltaGradeAttribute
- Defined in:
- lib/musa-dsl/neumalang/neumalang.rb
Instance Method Summary collapse
Instance Method Details
#value ⇒ Object
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# File 'lib/musa-dsl/neumalang/neumalang.rb', line 172 def value value = {} sign = capture(:sign)&.value || 1 value[:delta_grade] = capture(:grade).value * sign if capture(:grade) value[:delta_sharps] = capture(:accidentals).value * sign if capture(:accidentals) value[:delta_interval] = capture(:interval).value if capture(:interval) value[:delta_interval_sign] = sign if capture(:interval) && capture(:sign) value end |