buffer

Documentation

Index

• Constants
• func RuneWidthBackJump(r rune, runes []rune, runeOffset, spacingOffset int) int
• func RuneWidthJump(r rune, offset int) int
• type File
  • func (file *File) Add(character rune) (xPosition int, addedLine bool)
  • func (file *File) Backspace() (xPosition int, deletedLine bool)
  • func (file *File) CanSafeQuit() bool
  • func (file *File) Down(isInsert bool) (wasPossible bool, xPosition int)
  • func (file *File) EndOfLine(isInsert bool) (xPosition int)
  • func (file *File) Init(fileName string)
  • func (file *File) JumpToBottom() (xPosition int)
  • func (file *File) JumpToTop() (xPosition int)
  • func (file *File) Left() (xPosition int)
  • func (file *File) NextWordEnd() (xPosition int, linesDown int)
  • func (file *File) NextWordStart() (xPosition int, linesDown int)
  • func (file *File) PrevWordStart() (xPosition int, linesUp int)
  • func (file *File) Remove() (xPosition int)
  • func (file *File) RemoveBefore() (xPosition int)
  • func (file *File) RemoveLine(isInsert bool) (xPosition int, wasFirst bool, wasLast bool)
  • func (file *File) RemoveRestOfLine(isInsert bool) (xPosition int)
  • func (file *File) Right(isInsert bool) (xPosition int)
  • func (file *File) Save() error
  • func (file *File) StartOfLine() (xPosition int)
  • func (file *File) Up(isInsert bool) (wasPossible bool, xPosition int)
• type Line
  • func (line *Line) AddAt(index int, character rune)
  • func (line *Line) Init(next, prev *Line)
  • func (line *Line) RemoveAt(index int)

Constants

const TabSize = 8

Functions

func RuneWidthBackJump

func RuneWidthBackJump(r rune, runes []rune, runeOffset, spacingOffset int) int

func RuneWidthJump

func RuneWidthJump(r rune, offset int) int

Types

type File

type File struct {
	Name string

	First *Line

	Current *Line
	Lines   int
	// contains filtered or unexported fields
}

func (*File) Add

func (file *File) Add(character rune) (xPosition int, addedLine bool)

func (*File) Backspace

func (file *File) Backspace() (xPosition int, deletedLine bool)

func (*File) CanSafeQuit

func (file *File) CanSafeQuit() bool

func (*File) Down

func (file *File) Down(isInsert bool) (wasPossible bool, xPosition int)

func (*File) EndOfLine

func (file *File) EndOfLine(isInsert bool) (xPosition int)

func (*File) Init

func (file *File) Init(fileName string)

func (*File) JumpToBottom

func (file *File) JumpToBottom() (xPosition int)

func (*File) JumpToTop

func (file *File) JumpToTop() (xPosition int)

func (*File) Left

func (file *File) Left() (xPosition int)

func (*File) NextWordEnd

func (file *File) NextWordEnd() (xPosition int, linesDown int)

NextWordEnd will move the cursor to the end of the current word, unless the cursor is at the end of a word or on whitespace, in which case it will move to the end of the next word, if there is one, otherwise it will move the cursor to the end of the file.

func (*File) NextWordStart

func (file *File) NextWordStart() (xPosition int, linesDown int)

NextWordStart will move the cursor to the start of the next word, unless there is no next word, in which case the cursor moves to the end of the file.

func (*File) PrevWordStart

func (file *File) PrevWordStart() (xPosition int, linesUp int)

PrevWordStart will move the cursor to the start of the current word, unless the cursor is at the start of a word or on whitespace, in which case it will move to the start of the previous word, if there is one, otherwise it will move the cursor to the start of the file.

func (*File) Remove

func (file *File) Remove() (xPosition int)

func (*File) RemoveBefore

func (file *File) RemoveBefore() (xPosition int)

func (*File) RemoveLine

func (file *File) RemoveLine(isInsert bool) (xPosition int, wasFirst bool, wasLast bool)

func (*File) RemoveRestOfLine

func (file *File) RemoveRestOfLine(isInsert bool) (xPosition int)

func (*File) Right

func (file *File) Right(isInsert bool) (xPosition int)

func (*File) Save

func (file *File) Save() error

func (*File) StartOfLine

func (file *File) StartOfLine() (xPosition int)

func (*File) Up

func (file *File) Up(isInsert bool) (wasPossible bool, xPosition int)

type Line

type Line struct {
	Data []rune
	Next *Line
	Prev *Line
}

func (*Line) AddAt

func (line *Line) AddAt(index int, character rune)

func (*Line) Init

func (line *Line) Init(next, prev *Line)

func (*Line) RemoveAt

func (line *Line) RemoveAt(index int)