about-chord-progression-syntax.md

Definition of chord progression syntax

example

@section=SimpleVerse
C - Dm - Em - F
G - Am - Bm(o) - C

@section=ComplexChorus
[key=Gm]F(9,13) - Fm(6) - Bb(add9,13) - Bbaug
[key=E]F#m(b5,7),Gm(M9) - Bm(7,9) - E(M13) - Edim

syntax

• Basic
  • please refer to generatedTypes.ts
• Details
  • SectionMeta
    • format: @key=value
  • ChordInfo
    • format: [key=value]Chord(Extension)
    • capture:
      • [key=value] ...Optional
      • (extension) ..Optional. Multiple extensions can be specified, separated by commas
      • Chord ...Fractional codes like C/B, ?,%, and _ are also possible.
        • ? ...Unknown chord
        • % ...Same as previous chord
        • _ ...No chord