Struct Document

document.go:13–20

Document has text displayed in terminal and cursor position.

// Document has text displayed in terminal and cursor position.
type Document struct {
	Text string
	// This represents a index in a rune array of Document.Text.
	// So if Document is "日本(cursor)語", cursorPosition is 2.
	// But DisplayedCursorPosition returns 4 because '日' and '本' are double width characters.
	cursorPosition int
	lastKey        Key
}

// NewDocument return the new empty document.
func NewDocument() *Document {