ast

package
v0.15.0 Latest Latest
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 Go to latest Published: Feb 21, 2025 License: MIT Imports: 8 Imported by: 0

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Index

Constants

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const COMMA = 57350
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const EQUAL = 57360
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const FLAT = 57353
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const LBRA = 57348
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const LCBRA = 57358
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const METADATA = 57361
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const NUMBER = 57354
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const RBRA = 57349
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const RCBRA = 57359
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const REST = 57356
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const SEMICOLON = 57351
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const SHARP = 57352
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const SLASH = 57347
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const SYLLABLE = 57346
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const SYMBOL = 57355
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const UNDERSCORE = 57357

Variables

This section is empty.

Functions

func NewPos 

func NewPos(p ybase.Pos) ybase.Pos

func NewToken 

func NewToken(t ybase.Token) ybase.Token

func Parse 

func Parse(lexer *Lexer) int

func SetDebug 

func SetDebug(level int)

func VisitSwitch 

func VisitSwitch(visitor Visitor, v interface{})

Types

type Chord 

type Chord struct {
	Degree *ChordDegree `json:"degree" yaml:"degree"`
	Symbol *ChordSymbol `json:"symbol,omitempty" yaml:"symbol,omitempty"`
	Base   *ChordBase   `json:"base,omitempty" yaml:"base,omitempty"`
	Values *ChordValues `json:"values" yaml:"values"`
	Meta   *ChordMeta   `json:"meta,omitempty" yaml:"meta,omitempty"`
}

func (*Chord) Accept 

func (s *Chord) Accept(v Visitor)

func (*Chord) IsChordOrRest 

func (*Chord) IsChordOrRest()

func (*Chord) IsNode 

func (*Chord) IsNode()

type ChordBase 

type ChordBase struct {
	Degree *ChordDegree `json:"degree" yaml:"degree"`
}

func (*ChordBase) Accept 

func (s *ChordBase) Accept(v Visitor)

func (*ChordBase) IsNode 

func (*ChordBase) IsNode()

type ChordDegree 

type ChordDegree struct {
	Degree     ybase.Token `json:"degree" yaml:"degree"`
	Accidental ybase.Token `json:"accidental,omitempty" yaml:"accidental,omitempty"`
}

func (*ChordDegree) Accept 

func (s *ChordDegree) Accept(v Visitor)

func (*ChordDegree) IsNode 

func (*ChordDegree) IsNode()

type ChordList 

type ChordList struct {
	List []ChordOrRest `json:"list" yaml:"list"`
}

func (*ChordList) Accept 

func (s *ChordList) Accept(v Visitor)

func (*ChordList) IsNode 

func (*ChordList) IsNode()

type ChordMeta 

type ChordMeta struct {
	Data []*ChordMetadata `json:"data,omitempty" yaml:"data,omitempty"`
}

func (*ChordMeta) Accept 

func (s *ChordMeta) Accept(v Visitor)

func (*ChordMeta) IsNode 

func (*ChordMeta) IsNode()

type ChordMetadata 

type ChordMetadata struct {
	Key   ybase.Token `json:"key" yaml:"key"`
	Value ybase.Token `json:"value" yaml:"value"`
}

func (*ChordMetadata) Accept 

func (s *ChordMetadata) Accept(v Visitor)

func (*ChordMetadata) IsNode 

func (*ChordMetadata) IsNode()

type ChordOrRest 

type ChordOrRest interface {
	IsChordOrRest()
}

type ChordSymbol 

type ChordSymbol struct {
	Symbol ybase.Token `json:"symbol" yaml:"symbol"`
}

func (*ChordSymbol) Accept 

func (s *ChordSymbol) Accept(v Visitor)

func (*ChordSymbol) IsNode 

func (*ChordSymbol) IsNode()

type ChordValue 

type ChordValue struct {
	Num   ybase.Token `json:"num" yaml:"num"`
	Denom ybase.Token `json:"denom,omitempty" yaml:"denom,omitempty"`
}

func (*ChordValue) Accept 

func (s *ChordValue) Accept(v Visitor)

func (*ChordValue) IsNode 

func (*ChordValue) IsNode()

type ChordValues 

type ChordValues struct {
	Values []*ChordValue `json:"values" yaml:"values"`
}

func (*ChordValues) Accept 

func (s *ChordValues) Accept(v Visitor)

func (*ChordValues) IsNode 

func (*ChordValues) IsNode()

type IterVisitor 

type IterVisitor struct {
	// contains filtered or unexported fields
}

func NewIterVisitor 

func NewIterVisitor() *IterVisitor

func (*IterVisitor) All 

func (s *IterVisitor) All(root Node) iter.Seq[Node]

func (*IterVisitor) VisitChord 

func (s *IterVisitor) VisitChord(v *Chord)

func (*IterVisitor) VisitChordBase 

func (s *IterVisitor) VisitChordBase(v *ChordBase)

func (*IterVisitor) VisitChordDegree 

func (s *IterVisitor) VisitChordDegree(v *ChordDegree)

func (*IterVisitor) VisitChordList 

func (s *IterVisitor) VisitChordList(v *ChordList)

func (*IterVisitor) VisitChordMeta 

func (s *IterVisitor) VisitChordMeta(v *ChordMeta)

func (*IterVisitor) VisitChordMetadata 

func (s *IterVisitor) VisitChordMetadata(v *ChordMetadata)

func (*IterVisitor) VisitChordSymbol 

func (s *IterVisitor) VisitChordSymbol(v *ChordSymbol)

func (*IterVisitor) VisitChordValue 

func (s *IterVisitor) VisitChordValue(v *ChordValue)

func (*IterVisitor) VisitChordValues 

func (s *IterVisitor) VisitChordValues(v *ChordValues)

func (*IterVisitor) VisitRest 

func (s *IterVisitor) VisitRest(v *Rest)

type LexScanner 

type LexScanner struct {
	// contains filtered or unexported fields
}

func (*LexScanner) ScanFunc 

func (lex *LexScanner) ScanFunc(r ybase.Reader) int

func (*LexScanner) SetExpectMetadata 

func (lex *LexScanner) SetExpectMetadata(v bool)

func (*LexScanner) SetExpectSymbol 

func (lex *LexScanner) SetExpectSymbol(v bool)

type Lexer 

type Lexer struct {
	ybase.Lexer
	*LexScanner
	Result *ChordList
}

func NewLexer 

func NewLexer(r io.Reader) *Lexer

func (*Lexer) Lex 

func (lex *Lexer) Lex(lval *yySymType) int

type MapVisitor 

type MapVisitor struct {
	// contains filtered or unexported fields
}

MapVisitor maps Token value and AST into dictionary.

func NewMapVisitor 

func NewMapVisitor(extractor func(ybase.Token) (any, bool)) *MapVisitor

func (MapVisitor) Result 

func (s MapVisitor) Result() map[string]any

func (*MapVisitor) VisitChord 

func (s *MapVisitor) VisitChord(v *Chord)

func (*MapVisitor) VisitChordBase 

func (s *MapVisitor) VisitChordBase(v *ChordBase)

func (*MapVisitor) VisitChordDegree 

func (s *MapVisitor) VisitChordDegree(v *ChordDegree)

func (*MapVisitor) VisitChordList 

func (s *MapVisitor) VisitChordList(v *ChordList)

func (*MapVisitor) VisitChordMeta 

func (s *MapVisitor) VisitChordMeta(v *ChordMeta)

func (*MapVisitor) VisitChordMetadata 

func (s *MapVisitor) VisitChordMetadata(v *ChordMetadata)

func (*MapVisitor) VisitChordSymbol 

func (s *MapVisitor) VisitChordSymbol(v *ChordSymbol)

func (*MapVisitor) VisitChordValue 

func (s *MapVisitor) VisitChordValue(v *ChordValue)

func (*MapVisitor) VisitChordValues 

func (s *MapVisitor) VisitChordValues(v *ChordValues)

func (*MapVisitor) VisitRest 

func (s *MapVisitor) VisitRest(v *Rest)

type Node 

type Node interface {
	IsNode()
}

type Pos 

type Pos struct {
	VLine   int `json:"line" yaml:"line"`
	VColumn int `json:"col" yaml:"col"`
	VOffset int `json:"offset" yaml:"offset"`
}

func (Pos) Add 

func (p Pos) Add(_ rune) ybase.Pos

func (Pos) Column 

func (p Pos) Column() int

func (Pos) Line 

func (p Pos) Line() int

func (Pos) Offset 

func (p Pos) Offset() int

type Rest 

type Rest struct {
	Values *ChordValues `json:"values" yaml:"values"`
	Meta   *ChordMeta   `json:"meta,omitempty" yaml:"meta,omitempty"`
}

func (*Rest) Accept 

func (s *Rest) Accept(v Visitor)

func (*Rest) IsChordOrRest 

func (*Rest) IsChordOrRest()

func (*Rest) IsNode 

func (*Rest) IsNode()

type Token 

type Token struct {
	VType  int       `json:"type" yaml:"type"`
	VValue string    `json:"value" yaml:"value"`
	VStart ybase.Pos `json:"start" yaml:"start"`
	VEnd   ybase.Pos `json:"end" yaml:"end"`
}

func (Token) End 

func (t Token) End() ybase.Pos

func (Token) Start 

func (t Token) Start() ybase.Pos

func (Token) String 

func (t Token) String() string

func (Token) Type 

func (t Token) Type() int

func (Token) Value 

func (t Token) Value() string

type Visitor 

type Visitor interface {
	VisitChordList(*ChordList)
	VisitChord(*Chord)
	VisitChordDegree(*ChordDegree)
	VisitChordSymbol(*ChordSymbol)
	VisitChordBase(*ChordBase)
	VisitChordValues(*ChordValues)
	VisitChordValue(*ChordValue)
	VisitRest(*Rest)
	VisitChordMeta(*ChordMeta)
	VisitChordMetadata(*ChordMetadata)
}

type VisitorDefault 

type VisitorDefault struct{}

func (*VisitorDefault) VisitChord 

func (s *VisitorDefault) VisitChord(_ *Chord)

func (*VisitorDefault) VisitChordBase 

func (s *VisitorDefault) VisitChordBase(_ *ChordBase)

func (*VisitorDefault) VisitChordDegree 

func (s *VisitorDefault) VisitChordDegree(_ *ChordDegree)

func (*VisitorDefault) VisitChordList 

func (s *VisitorDefault) VisitChordList(_ *ChordList)

func (*VisitorDefault) VisitChordMeta 

func (s *VisitorDefault) VisitChordMeta(_ *ChordMeta)

func (*VisitorDefault) VisitChordMetadata 

func (s *VisitorDefault) VisitChordMetadata(_ *ChordMetadata)

func (*VisitorDefault) VisitChordSymbol 

func (s *VisitorDefault) VisitChordSymbol(_ *ChordSymbol)

func (*VisitorDefault) VisitChordValue 

func (s *VisitorDefault) VisitChordValue(_ *ChordValue)

func (*VisitorDefault) VisitChordValues 

func (s *VisitorDefault) VisitChordValues(_ *ChordValues)

func (*VisitorDefault) VisitRest 

func (s *VisitorDefault) VisitRest(_ *Rest)

Source Files

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