Method SelectWord

internal/buffer/cursor.go:334–363

SelectWord selects the word the cursor is currently on

()

// SelectWord selects the word the cursor is currently on
func (c *Cursor) SelectWord() {
	if len(c.buf.LineBytes(c.Y)) == 0 {
		return
	}

	if !util.IsWordChar(c.RuneUnder(c.X)) {
		c.SetSelectionStart(c.Loc)
		c.SetSelectionEnd(c.Loc.Move(1, c.buf))
		c.OrigSelection = c.CurSelection
		return
	}

	forward, backward := c.X, c.X

	for backward > 0 && util.IsWordChar(c.RuneUnder(backward-1)) {
		backward--
	}

	c.SetSelectionStart(Loc{backward, c.Y})
	c.OrigSelection[0] = c.CurSelection[0]

	lineLen := util.CharacterCount(c.buf.LineBytes(c.Y)) - 1
	for forward < lineLen && util.IsWordChar(c.RuneUnder(forward+1)) {
		forward++
	}

	c.SetSelectionEnd(Loc{forward, c.Y}.Move(1, c.buf))
	c.OrigSelection[1] = c.CurSelection[1]
	c.Loc = c.CurSelection[1]
}

// AddWordToSelection adds the word the cursor is currently on
// to the selection