/// <summary>
/// Converts a string representation of a list of relative semitones into a relative semitones list.
/// </summary>
/// <param name="s">The <see cref="string"/> represention of the semitone relative distances.</param>
/// <param name="separators">The <see cref="IEnumerable{Char}"/> (Optional, '-' separator is used by default)</param>\
/// <returns>The <see cref="RelativeSemitoneList"/>.</returns>
/// <exception cref="System.FormatException">Throw if the format is incorrect,</exception>
public static RelativeSemitoneList Parse(
string s,
IEnumerable <char> separators = null)
{
separators = separators ?? new[] { '-' };
var semitones = s.Split(separators.ToArray()).Select(ParseSelector);
var result = new RelativeSemitoneList(semitones);
return(result);
}
/// <summary>
/// Gets the <see cref="RelativeSemitoneList" />.
/// </summary>
/// <returns>The <see cref="RelativeSemitoneList"/>.</returns>
public RelativeSemitoneList ToRelative()
{
var relativeSemitones = new List <Semitone>();
for (var i = 1; i < Count; i++)
{
var relativeSemitone = AbsoluteSemitones[i] - AbsoluteSemitones[i - 1];
relativeSemitones.Add(relativeSemitone);
}
var result = new RelativeSemitoneList(relativeSemitones);
return(result);
}