Method readConfigFile

internal/pacman/parser.go:68–99

(fileName string, depth int)

}

func (parser *parser) readConfigFile(fileName string, depth int) ([]string, error) {
	if depth >= configMaxRecursion {
		return nil, fmt.Errorf("reached maximum Include depth of %d", depth)
	}
	readFile, err := os.Open(fileName)
	if err != nil {
		return nil, err
	}
	defer readFile.Close()

	fileScanner := bufio.NewScanner(readFile)
	var fileLines []string
	for fileScanner.Scan() {
		line := strings.TrimSpace(fileScanner.Text())
		if isCommentOrEmpty(line) {
			continue
		}
		if isIncludeLine(line) {
			includeLines, err := parser.processIncludeLine(line, depth+1)
			if err != nil {
				return nil, err
			}
			fileLines = append(fileLines, includeLines...)
		} else {
			fileLines = append(fileLines, line)
		}
	}
	if err := fileScanner.Err(); err != nil {
		return nil, err
	}
	return fileLines, nil
}

func (parser *parser) processIncludeLine(line string, depth int) ([]string, error) {
	const expectedParts = 2