Types/GetANSINoteRegex.ps1
[Regex]::new(@' (?<ANSI_Note> \e # An Escape \[ # Followed by a bracket (?> (?<Volume>(?<VolumeOff>0) # 0 is no volume | (?<VolumeLow>[1-3]) # 1-3 is low volume | (?<VolumeHigh>[4-7]) # 4-7 is high volume ))\; # A semicolon separated the volume from the duration # Duration is measured in 1/32 of a second (?<Duration>\d+)\; # A semicolon separates the duration from the note # One or more notes will follow (?<Notes>(?:(?> (?<C5>25) # 25 is C in the 6th octave (MIDI 96) | (?<B5>24) # 24 is B in the 5th octave (MIDI 95) | (?<ASharp5>23) # 23 is A Sharp in the 5th octave (MIDI 94) | (?<A5>22) # 22 is A in the 5th octave (MIDI 93) | (?<GSharp5>21) # 21 is G Sharp in the 5th octave (MIDI 92) | (?<G5>20) # 20 is G in the 5th octave (MIDI 91) | (?<FSharp5>19) # 19 is F Sharp in the 5th octave (MIDI 90) | (?<F5>18) # 18 is F in the 5th octave (MIDI 89) | (?<E5>17) # 17 is F in the 5th octave (MIDI 88) | (?<DSharp5>16) # 16 is D Sharp in the 5th octave (MIDI 87) | (?<D5>15) # 15 is D in the 5th octave (MIDI 86) | (?<CSharp5>14) # 14 is C Sharp in the 5th octave (MIDI 85) | (?<C5>13) # 13 is C in the 5th octave (MIDI 84) | (?<B4>12) # 12 is B in the 4th octave (MIDI 83) | (?<ASharp4>11) # 11 is A Sharp in the 4th octave (MIDI 82) | (?<A4>10) # 10 is A in the 4th octave (MIDI 81) | (?<GSharp4>9) # 9 is G Sharp in the 4th octave (MIDI 80) | (?<G4>8) # 8 is G in the 4th octave (MIDI 79) | (?<FSharp4>7) # 7 is F Sharp in the 4th octave (MIDI 78) | (?<F4>6) # 6 is F in the 4th octave (MIDI 77) | (?<E4>5) # 5 is E in the 4th octave (MIDI 76) | (?<DSharp4>4) # 4 is D Sharp in the 4th octave (MIDI 75) | (?<D4>3) # 3 is D in the 4th octave (MIDI 74) | (?<CSharp4>2) # 2 is C Sharp in the 4th octave (MIDI 73) | (?<C4>1) # 1 is C in the 4th octave (MIDI 72) )\;?){0,}),~ # A command and a tilda end the sequence ) '@, 'IgnoreCase,IgnorePatternWhitespace') |