Module: Musa::Neumalang::Neumalang::Parser::DeltaDurationAttribute Private

Includes:

DurationCalculation

Defined in:

lib/musa-dsl/neumalang/neumalang.rb

Overview

This module is part of a private API. You should avoid using this module if possible, as it may be removed or be changed in the future.

Semantic action for differential duration attribute (absolute delta).

Parses absolute duration changes: "+1/4" (add quarter), "-1/2" (subtract half).

Instance Method Summary

• #duration ⇒ Rational included from DurationCalculation private

  Calculates duration value.

• #value ⇒ Hash private

  Builds delta duration structure.

Instance Method Details

#duration ⇒ Rational Originally defined in module DurationCalculation

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Calculates duration value.

Returns:

• (Rational) —

  calculated duration

#value ⇒ Hash

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Builds delta duration structure.

Returns:

• (Hash) —

  delta_duration attribute

# File 'lib/musa-dsl/neumalang/neumalang.rb', line 713

def value
  sign = capture(:sign).value

  { delta_duration: sign * duration }
end