Function CompilePaths

helper/server/ignoreparser/ignoreparser.go:59–96

CompilePaths creates a new ignore parser from a string array

(excludePaths []string, log log.Logger)

// CompilePaths creates a new ignore parser from a string array
func CompilePaths(excludePaths []string, log log.Logger) (IgnoreParser, error) {
	if len(excludePaths) > 0 {
		requireFullScan := false
		absoluteNegatePatterns := []string{}
		for _, line := range excludePaths {
			line = strings.Trim(line, " ")
			if line == "" {
				continue
			} else if line[0] == '!' {
				if len(line) > 1 && line[1] == '/' {
					p := line[1:]
					if !strings.Contains(p, "**") && !strings.Contains(path.Dir(p), "*") {
						absoluteNegatePatterns = append(absoluteNegatePatterns, p)
					} else {
						log.Warnf("Exclude path '%s' uses a ** or * and thus requires a full initial scan. Please consider using a path in the form of '!/path/to/my/folder/' instead to improve performance", line)
						requireFullScan = true
					}
				} else {
					log.Warnf("Exclude path '%s' is not scoped to the directory base and thus requires a full initial scan. Please consider using a path in the form of '!/path/to/my/folder/' instead to improve performance", line)
					requireFullScan = true
				}
			}
		}

		gitIgnoreParser, err := gitignore.CompileIgnoreLines(excludePaths...)
		if err != nil {
			return nil, errors.Wrap(err, "compile ignore lines")
		}

		return &ignoreParser{
			ignoreParser:           gitIgnoreParser,
			absoluteNegatePatterns: absoluteNegatePatterns,
			requireFullScan:        requireFullScan,
		}, nil
	}

	return nil, nil
}