model

package
v0.3.0 Latest Latest
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 Go to latest Published: Oct 7, 2025 License: MIT Imports: 5 Imported by: 0

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Constants

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Variables

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Functions

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Types

type Buffer 

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

Buffer is array of line strings. Buffer API's require and returns unit of codepoint positions.

func (*Buffer) CreateTrack added in v0.3.0 

func (buf *Buffer) CreateTrack(row int, bytePos int) *Track

CreateTrack creates a new position tracker.

func (*Buffer) GetLineAt 

func (buf *Buffer) GetLineAt(row int) *Line

GetLineAt returns specified line.

func (*Buffer) GetLineCount 

func (buf *Buffer) GetLineCount() int

GetLineCount returns count of lines.

func (*Buffer) Init 

func (buf *Buffer) Init()

Init is initialize Buffer.

func (*Buffer) InsertString 

func (buf *Buffer) InsertString(row int, column int, s string) (Position, error)

InsertString is insert string into specified position.

func (*Buffer) RemoveString 

func (buf *Buffer) RemoveString(row int, column int, length int)

RemoveString is remove string specified range.

func (*Buffer) RemoveTrack added in v0.3.0 

func (buf *Buffer) RemoveTrack(track *Track)

RemoveTrack removes a position tracker from the buffer.

func (*Buffer) ReplaceAll added in v0.3.0 

func (buf *Buffer) ReplaceAll(r io.Reader)

type BufferSegment added in v0.3.0 

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

func (BufferSegment) GetLine added in v0.3.0 

func (bs BufferSegment) GetLine(lineIndex int) string

func (BufferSegment) GetLineCount added in v0.3.0 

func (bs BufferSegment) GetLineCount() int

func (BufferSegment) GetSpan added in v0.3.0 

func (bs BufferSegment) GetSpan(lineIndex int) Span

type Document 

type Document interface {
	Read(r Range) Segment
	Render() []Element

	InsertString(row int, bytePos int, s string)
	Remove(row int, bytePos int, byteLen int)
	ReplaceAll(r io.Reader)
	Clear()

	CreateTrack(row int, bytePos int) *Track

	GetLineBytes(index int) int
	GetLineCount() int
	GetVersion() uint
}

type Element added in v0.3.0 

type Element interface {
	GetRange(index int) Range
	GetRangeCount() int
	GetElement(index int) Element
	GetElementCount() int
}

type FoldBlockElement added in v0.3.0 

type FoldBlockElement struct {
	Ranges   []Range
	Children []Element
}

func (*FoldBlockElement) GetElement added in v0.3.0 

func (f *FoldBlockElement) GetElement(index int) Element

func (*FoldBlockElement) GetElementCount added in v0.3.0 

func (f *FoldBlockElement) GetElementCount() int

func (*FoldBlockElement) GetRange added in v0.3.0 

func (f *FoldBlockElement) GetRange(index int) Range

func (*FoldBlockElement) GetRangeCount added in v0.3.0 

func (f *FoldBlockElement) GetRangeCount() int

type GhostElement added in v0.3.0 

type GhostElement struct {
	Range Range
	Index int
}

func (*GhostElement) GetElement added in v0.3.0 

func (g *GhostElement) GetElement(index int) Element

func (*GhostElement) GetElementCount added in v0.3.0 

func (g *GhostElement) GetElementCount() int

func (*GhostElement) GetRange added in v0.3.0 

func (g *GhostElement) GetRange(index int) Range

func (*GhostElement) GetRangeCount added in v0.3.0 

func (g *GhostElement) GetRangeCount() int

type Line 

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

Line is parts of buffer.

func (*Line) AppendString 

func (l *Line) AppendString(s string)

AppendString is appending string into tail.

func (*Line) GetContent 

func (l *Line) GetContent() string

GetContent is returns string of content.

func (*Line) InsertString 

func (l *Line) InsertString(column int, s string)

InsertString is insert string into specified column.

func (*Line) PrependString 

func (l *Line) PrependString(s string)

PrependString is insert string into line ahead.

func (*Line) Remove 

func (l *Line) Remove(offset int, length int)

Remove is remove string specified range.

type PlainDocument added in v0.3.0 

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

PlainDocument is wrapper of Buffer. track a current cursor position.

func (*PlainDocument) Clear added in v0.3.0 

func (doc *PlainDocument) Clear()

Clear is initialize Buffer.

func (*PlainDocument) CreateTrack added in v0.3.0 

func (doc *PlainDocument) CreateTrack(row int, bytePos int) *Track

func (*PlainDocument) GetLineBytes added in v0.3.0 

func (doc *PlainDocument) GetLineBytes(index int) int

func (*PlainDocument) GetLineCount added in v0.3.0 

func (doc *PlainDocument) GetLineCount() int

func (*PlainDocument) GetLineString added in v0.3.0 

func (doc *PlainDocument) GetLineString(lineIndex int) string

func (*PlainDocument) GetVersion added in v0.3.0 

func (doc *PlainDocument) GetVersion() uint

func (*PlainDocument) Init added in v0.3.0 

func (doc *PlainDocument) Init()

Init is initialize Buffer.

func (*PlainDocument) InsertString added in v0.3.0 

func (doc *PlainDocument) InsertString(row int, bytePos int, s string)

func (*PlainDocument) Read added in v0.3.0 

func (doc *PlainDocument) Read(r Range) Segment

func (*PlainDocument) Remove added in v0.3.0 

func (doc *PlainDocument) Remove(row int, bytePos int, byteLen int)

func (*PlainDocument) Render added in v0.3.0 

func (doc *PlainDocument) Render() []Element

func (*PlainDocument) ReplaceAll added in v0.3.0 

func (doc *PlainDocument) ReplaceAll(r io.Reader)

type PlainElement added in v0.3.0 

type PlainElement struct {
	Range Range
}

func (*PlainElement) GetElement added in v0.3.0 

func (p *PlainElement) GetElement(index int) Element

func (*PlainElement) GetElementCount added in v0.3.0 

func (p *PlainElement) GetElementCount() int

func (*PlainElement) GetRange added in v0.3.0 

func (p *PlainElement) GetRange(index int) Range

func (*PlainElement) GetRangeCount added in v0.3.0 

func (p *PlainElement) GetRangeCount() int

type Position 

type Position struct {
	Row    int
	Column int
}

Position is representation of coordinate in two dimensional plane.

type Range added in v0.3.0 

type Range struct {
	// 範囲の最初の文字の最初のバイト（これを含む）
	StartPosition Position
	// 範囲の最後の文字の最後のバイト（これを含まない）
	EndPosition Position
}

func (Range) IsZero added in v0.3.0 

func (r Range) IsZero() bool

type Segment added in v0.3.0 

type Segment interface {
	GetSpan(lineIndex int) Span
	GetLine(lineIndex int) string
	GetLineCount() int
}

type Span added in v0.3.0 

type Span struct {
	StartColumn int
	EndColumn   int
}

func (Span) IsZero added in v0.3.0 

func (sp Span) IsZero() bool

type Track added in v0.3.0 

type Track struct {
	Position Position
	Lost     bool
}

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