Module

Data.Abc.Repeats.Types

Package: purescript-abc-parser
Repository: newlandsvalley/purescript-abc-parser

Data types representing tune sections as defined by bar number indexes and repeat indicators which are either simple repeats or variant repeats (voltas)

#BarNo Source

type BarNo = Int

#Label Source

data Label

Constructors

LeadIn
Intro
APart
OtherPart

Instances

Show Label
Eq Label

#Section Source

newtype Section

a section of the tune (possibly repeated) with indices given by the bar number where the feature lives

Constructors

Section { end :: Maybe BarNo, label :: Label, repeatCount :: Int, start :: Maybe BarNo, variantPositions :: VariantPositions }

Instances

Newtype Section _
Generic Section _
Eq Section
Show Section

#Sections Source

type Sections = List Section

a set of sections

#RepeatState Source

type RepeatState = { current :: Section, intro :: Array Int, sections :: Sections }

the current repeat state

#VariantPositions Source

type VariantPositions = Map Int BarNo

a map of variant number (wrt offest zero - i.e. |1 becomes 0) to the bar number where that variant is found