Function applyDelete

middleware/websocket/file_editor.go:175–215

(filePath string, lines []string, startLine, startCol, endLine, endCol int, account *types.Account)

}

func applyDelete(filePath string, lines []string, startLine, startCol, endLine, endCol int, account *types.Account) error {
	if startLine < 0 || startLine >= len(lines) || endLine < 0 || endLine >= len(lines) {
		return fmt.Errorf("line numbers out of range: %d-%d", startLine, endLine)
	}

	if startLine == endLine {
		line := lines[startLine]
		runes := []rune(line)

		startCol = utils.Clamp(startCol, 0, len(runes))
		endCol = utils.Clamp(endCol, 0, len(runes))

		if startCol >= endCol {
			return nil
		}

		newRunes := make([]rune, 0, len(runes)-(endCol-startCol))
		newRunes = append(newRunes, runes[:startCol]...)
		newRunes = append(newRunes, runes[endCol:]...)
		lines[startLine] = string(newRunes)

	} else {
		firstLineRunes := []rune(lines[startLine])
		lastLineRunes := []rune(lines[endLine])

		startCol = utils.Clamp(startCol, 0, len(firstLineRunes))
		endCol = utils.Clamp(endCol, 0, len(lastLineRunes))

		newFirstLine := string(firstLineRunes[:startCol])

		newLastLine := string(lastLineRunes[endCol:])

		lines[startLine] = newFirstLine + newLastLine

		if startLine < endLine {
			lines = append(lines[:startLine+1], lines[endLine+1:]...)
		}
	}

	return writeFile(filePath, lines, account)
}

func applyReplace(filePath string, lines []string, startLine, startCol, endLine, endCol int, text string, account *types.Account) error {
	if startLine == endLine {