buffer

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Versions in this module

v2

v2.0.15

Dec 31, 2025

Changes in this version

+ const BackupMsg

type Buffer

+ OverwriteMode bool

+ func NewBufferFromFileWithCommand(path string, btype BufType, cmd Command) (*Buffer, error)

+ func NewBufferFromStringWithCommand(text, path string, btype BufType, cmd Command) *Buffer

+ func (b *Buffer) Shared() bool

+ type Command struct

+ SearchAfterStart bool

+ SearchRegex string

+ StartCursor Loc

type Cursor

+ LastWrappedVisualX int

type Loc

+ func (l Loc) Clamp(start, end Loc) Loc

type SharedBuffer

+ func (b *SharedBuffer) ApplyBackup(fsize int64) (bool, bool)

+ func (b *SharedBuffer) Backup() error

+ func (b *SharedBuffer) CancelBackup()

+ func (b *SharedBuffer) RemoveBackup()

+ func (b *SharedBuffer) RequestBackup()

v2.0.15-rc1

Dec 7, 2025

v2.0.14

Aug 27, 2024

Changes in this version

type Buffer

+ func (b *Buffer) AutoSave() error

+ func (b *Buffer) DeselectCursors()

+ func (b *Buffer) DoSetOptionNative(option string, nativeValue interface{})

+ func (b *Buffer) GetArg() (string, int)

+ func (b *Buffer) GetWord() ([]byte, int)

+ func (b *Buffer) ReloadSettings(reloadFiletype bool)

type Cursor

+ NewTrailingWsY int

+ func (c *Cursor) SubWordLeft()

+ func (c *Cursor) SubWordRight()

type LineArray

+ func (la *LineArray) Lock()

+ func (la *LineArray) Unlock()

type SharedBuffer

+ LocalSettings map[string]bool

v2.0.14-rc1

Aug 19, 2024

v2.0.13

Oct 21, 2023

v2.0.12

Sep 2, 2023

Changes in this version

+ func CloseOpenBuffers()

type Buffer

+ func (b *Buffer) FindNextDiffLine(startLine int, forward bool) (int, error)

v2.0.11

Jul 24, 2022

Changes in this version

type Buffer

+ HighlightSearch bool

+ LastSearch string

+ LastSearchRegex bool

+ func (b *Buffer) SearchMatch(pos Loc) bool

type LineArray

+ func (la *LineArray) SearchMatch(b *Buffer, pos Loc) bool

v2.0.10

Aug 7, 2021

Changes in this version

+ func SetMessager(m Messager)

+ type Messager interface

+ Message func(msg ...interface{})

v2.0.9

May 16, 2021

Changes in this version

type Buffer

+ GetVisualX func(loc Loc) int

+ OptionCallback func(option string, nativeValue interface{})

+ func (b *Buffer) WordAt(loc Loc) []byte

v2.0.8

Oct 6, 2020

v2.0.7

Sep 6, 2020

v2.0.6

Jun 24, 2020

Changes in this version

type Buffer

+ func (b *Buffer) RequestBackup()

+ func (b *Buffer) Size() int

v2.0.5

Jun 18, 2020

Changes in this version

type Buffer

+ func NewBufferFromFileAtLoc(path string, btype BufType, cursorLoc Loc) (*Buffer, error)

+ func NewBufferFromStringAtLoc(text, path string, btype BufType, cursorLoc Loc) *Buffer

v2.0.4

May 23, 2020

Changes in this version

+ const DSAdded

+ const DSDeletedAbove

+ const DSModified

+ const DSUnchanged

+ const FFAuto

+ const FFDos

+ const FFUnix

+ const LargeFileThreshold

+ const MTError

+ const MTInfo

+ const MTWarning

+ const TextEventInsert

+ const TextEventRemove

+ const TextEventReplace

+ var BTDefault = BufType

+ var BTHelp = BufType

+ var BTInfo = BufType

+ var BTLog = BufType

+ var BTRaw = BufType

+ var BTScratch = BufType

+ var BTStdout = BufType

+ var BracePairs = [][2]rune

+ var ErrFileTooLarge = errors.New("File is too large to hash")

+ func BufferComplete(b *Buffer) ([]string, []string)

+ func ByteOffset(pos Loc, buf *Buffer) int

+ func DiffLA(a, b Loc, buf *LineArray) int

+ func ExecuteTextEvent(t *TextEvent, buf *SharedBuffer)

+ func FileComplete(b *Buffer) ([]string, []string)

+ func GetArg(b *Buffer) (string, int)

+ func GetWord(b *Buffer) ([]byte, int)

+ func InBounds(pos Loc, buf *Buffer) bool

+ func WriteLog(s string)

+ type BufType struct

+ Kind int

+ Readonly bool

+ Scratch bool

+ Syntax bool

+ type Buffer struct

+ StartCursor Loc

+ var LogBuf *Buffer

+ var OpenBuffers []*Buffer

+ func GetLogBuf() *Buffer

+ func NewBuffer(r io.Reader, size int64, path string, startcursor Loc, btype BufType) *Buffer

+ func NewBufferFromFile(path string, btype BufType) (*Buffer, error)

+ func NewBufferFromString(text, path string, btype BufType) *Buffer

+ func (b *Buffer) AddCursor(c *Cursor)

+ func (b *Buffer) AddMessage(m *Message)

+ func (b *Buffer) ApplyBackup(fsize int64) bool

+ func (b *Buffer) Autocomplete(c Completer) bool

+ func (b *Buffer) Backup(checkTime bool) error

+ func (b *Buffer) ClearAllMessages()

+ func (b *Buffer) ClearCursors()

+ func (b *Buffer) ClearMatches()

+ func (b *Buffer) ClearMessages(owner string)

+ func (b *Buffer) Close()

+ func (b *Buffer) CycleAutocomplete(forward bool)

+ func (b *Buffer) DiffStatus(lineN int) DiffStatus

+ func (b *Buffer) ExternallyModified() bool

+ func (b *Buffer) FileType() string

+ func (b *Buffer) FindMatchingBrace(braceType [2]rune, start Loc) (Loc, bool, bool)

+ func (b *Buffer) FindNext(s string, start, end, from Loc, down bool, useRegex bool) ([2]Loc, bool, error)

+ func (b *Buffer) Fini()

+ func (b *Buffer) GetActiveCursor() *Cursor

+ func (b *Buffer) GetCursor(n int) *Cursor

+ func (b *Buffer) GetCursors() []*Cursor

+ func (b *Buffer) GetName() string

+ func (b *Buffer) GetSuggestions()

+ func (b *Buffer) IndentString(tabsize int) string

+ func (b *Buffer) Insert(start Loc, text string)

+ func (b *Buffer) Line(i int) string

+ func (b *Buffer) MergeCursors()

+ func (b *Buffer) Modified() bool

+ func (b *Buffer) MoveLinesDown(start int, end int)

+ func (b *Buffer) MoveLinesUp(start int, end int)

+ func (b *Buffer) NumCursors() int

+ func (b *Buffer) ReOpen() error

+ func (b *Buffer) RelocateCursors()

+ func (b *Buffer) Remove(start, end Loc)

+ func (b *Buffer) RemoveBackup()

+ func (b *Buffer) RemoveCursor(i int)

+ func (b *Buffer) ReplaceRegex(start, end Loc, search *regexp.Regexp, replace []byte) (int, int)

+ func (b *Buffer) Retab()

+ func (b *Buffer) RuneAt(loc Loc) rune

+ func (b *Buffer) Save() error

+ func (b *Buffer) SaveAs(filename string) error

+ func (b *Buffer) SaveAsWithSudo(filename string) error

+ func (b *Buffer) SaveWithSudo() error

+ func (b *Buffer) Serialize() error

+ func (b *Buffer) SetCurCursor(n int)

+ func (b *Buffer) SetCursors(c []*Cursor)

+ func (b *Buffer) SetDiffBase(diffBase []byte)

+ func (b *Buffer) SetName(s string)

+ func (b *Buffer) SetOption(option, value string) error

+ func (b *Buffer) SetOptionNative(option string, nativeValue interface{}) error

+ func (b *Buffer) Unserialize() error

+ func (b *Buffer) UpdateCursors()

+ func (b *Buffer) UpdateDiff(callback func(bool))

+ func (b *Buffer) UpdateModTime() (err error)

+ func (b *Buffer) UpdateRules()

+ func (b *Buffer) Write(bytes []byte) (n int, err error)

+ type Completer func(*Buffer) ([]string, []string)

+ type Cursor struct

+ CurSelection [2]Loc

+ LastVisualX int

+ Num int

+ OrigSelection [2]Loc

+ func NewCursor(b *Buffer, l Loc) *Cursor

+ func (c *Cursor) AddLineToSelection()

+ func (c *Cursor) AddWordToSelection()

+ func (c *Cursor) Buf() *Buffer

+ func (c *Cursor) CopySelection(target string)

+ func (c *Cursor) DeleteSelection()

+ func (c *Cursor) Deselect(start bool)

+ func (c *Cursor) Down()

+ func (c *Cursor) DownN(amount int)

+ func (c *Cursor) End()

+ func (c *Cursor) GetCharPosInLine(b []byte, visualPos int) int

+ func (c *Cursor) GetSelection() []byte

+ func (c *Cursor) GetVisualX() int

+ func (c *Cursor) Goto(b Cursor)

+ func (c *Cursor) GotoLoc(l Loc)

+ func (c *Cursor) HasSelection() bool

+ func (c *Cursor) IsStartOfText() bool

+ func (c *Cursor) Left()

+ func (c *Cursor) Relocate()

+ func (c *Cursor) ResetSelection()

+ func (c *Cursor) Right()

+ func (c *Cursor) RuneUnder(x int) rune

+ func (c *Cursor) SelectLine()

+ func (c *Cursor) SelectTo(loc Loc)

+ func (c *Cursor) SelectWord()

+ func (c *Cursor) SetBuf(b *Buffer)

+ func (c *Cursor) SetSelectionEnd(pos Loc)

+ func (c *Cursor) SetSelectionStart(pos Loc)

+ func (c *Cursor) Start()

+ func (c *Cursor) StartOfText()

+ func (c *Cursor) StoreVisualX()

+ func (c *Cursor) Up()

+ func (c *Cursor) UpN(amount int)

+ func (c *Cursor) WordLeft()

+ func (c *Cursor) WordRight()

+ type Delta struct

+ End Loc

+ Start Loc

+ Text []byte

+ type DiffStatus byte

+ type Element struct

+ Next *Element

+ Value *TextEvent

+ type EventHandler struct

+ RedoStack *TEStack

+ UndoStack *TEStack

+ func NewEventHandler(buf *SharedBuffer, cursors []*Cursor) *EventHandler

+ func (eh *EventHandler) ApplyDiff(new string)

+ func (eh *EventHandler) DoTextEvent(t *TextEvent, useUndo bool)

+ func (eh *EventHandler) Execute(t *TextEvent)

+ func (eh *EventHandler) Insert(start Loc, textStr string)

+ func (eh *EventHandler) InsertBytes(start Loc, text []byte)

+ func (eh *EventHandler) MultipleReplace(deltas []Delta)

+ func (eh *EventHandler) Redo()

+ func (eh *EventHandler) RedoOneEvent()

+ func (eh *EventHandler) Remove(start, end Loc)

+ func (eh *EventHandler) Replace(start, end Loc, replace string)

+ func (eh *EventHandler) Undo()

+ func (eh *EventHandler) UndoOneEvent()

+ func (eh *EventHandler) UndoTextEvent(t *TextEvent)

+ type FileFormat byte

+ type Line struct

+ func Append(slice []Line, data ...Line) []Line

+ type LineArray struct

+ Endings FileFormat

+ func NewLineArray(size uint64, endings FileFormat, reader io.Reader) *LineArray

+ func (la *LineArray) Bytes() []byte

+ func (la *LineArray) End() Loc

+ func (la *LineArray) LineBytes(n int) []byte

+ func (la *LineArray) LinesNum() int

+ func (la *LineArray) Match(lineN int) highlight.LineMatch

+ func (la *LineArray) Rehighlight(lineN int) bool

+ func (la *LineArray) SetMatch(lineN int, m highlight.LineMatch)

+ func (la *LineArray) SetRehighlight(lineN int, on bool)

+ func (la *LineArray) SetState(lineN int, s highlight.State)

+ func (la *LineArray) Start() Loc

+ func (la *LineArray) State(lineN int) highlight.State

+ func (la *LineArray) Substr(start, end Loc) []byte

+ type Loc struct

+ X int

+ Y int

+ func ParseCursorLocation(cursorPositions []string) (Loc, error)

+ func (l Loc) Diff(b Loc, buf *Buffer) int

+ func (l Loc) GreaterEqual(b Loc) bool

+ func (l Loc) GreaterThan(b Loc) bool

+ func (l Loc) LessEqual(b Loc) bool

+ func (l Loc) LessThan(b Loc) bool

+ func (l Loc) Move(n int, buf *Buffer) Loc

+ func (l Loc) MoveLA(n int, buf *LineArray) Loc

+ type Message struct

+ End Loc

+ Kind MsgType

+ Msg string

+ Owner string

+ Start Loc

+ func NewMessage(owner string, msg string, start, end Loc, kind MsgType) *Message

+ func NewMessageAtLine(owner string, msg string, line int, kind MsgType) *Message

+ func (m *Message) Style() tcell.Style

+ type MsgType int

+ type SerializedBuffer struct

+ Cursor Loc

+ EventHandler *EventHandler

+ ModTime time.Time

+ type SharedBuffer struct

+ AbsPath string

+ Completions []string

+ CurSuggestion int

+ HasSuggestions bool

+ Highlighter *highlight.Highlighter

+ Messages []*Message

+ ModTime time.Time

+ ModifiedThisFrame bool

+ Path string

+ ReloadDisabled bool

+ Settings map[string]interface{}

+ Suggestions []string

+ SyntaxDef *highlight.Def

+ Type BufType

+ func (b *SharedBuffer) DisableReload()

+ func (b *SharedBuffer) MarkModified(start, end int)

+ type TEStack struct

+ Size int

+ Top *Element

+ func (s *TEStack) Len() int

+ func (s *TEStack) Peek() *TextEvent

+ func (s *TEStack) Pop() (value *TextEvent)

+ func (s *TEStack) Push(value *TextEvent)

+ type TextEvent struct

+ C Cursor

+ Deltas []Delta

+ EventType int

+ Time time.Time

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