diun/internal/utl/utl.go

package utl

import (
	"regexp"
)

// MatchString reports whether a string s
// contains any match of a regular expression.
func MatchString(exp string, s string) bool {
	re, err := regexp.Compile(exp)
	if err != nil {
		return false
	}
	return re.MatchString(s)
}

// IsIncluded checks if s string is included in includes
// If includes is empty, assume true
func IsIncluded(s string, includes []string) bool {
	if len(includes) == 0 {
		return true
	}
	for _, include := range includes {
		if MatchString(include, s) {
			return true
		}
	}
	return false
}

// IsExcluded checks if s string is excluded in excludes
// If excludes is empty, assume false
func IsExcluded(s string, excludes []string) bool {
	if len(excludes) == 0 {
		return false
	}
	for _, exclude := range excludes {
		if MatchString(exclude, s) {
			return true
		}
	}
	return false
}