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watchtower/internal/util/util.go

69 lines
1.1 KiB
Go

package util
// SliceEqual compares two slices and checks whether they have equal content
func SliceEqual(s1, s2 []string) bool {
if len(s1) != len(s2) {
return false
}
for i := range s1 {
if s1[i] != s2[i] {
return false
}
}
return true
}
// SliceSubtract subtracts the content of slice a2 from slice a1
func SliceSubtract(a1, a2 []string) []string {
a := []string{}
for _, e1 := range a1 {
found := false
for _, e2 := range a2 {
if e1 == e2 {
found = true
break
}
}
if !found {
a = append(a, e1)
}
}
return a
}
// StringMapSubtract subtracts the content of structmap m2 from structmap m1
func StringMapSubtract(m1, m2 map[string]string) map[string]string {
m := map[string]string{}
for k1, v1 := range m1 {
if v2, ok := m2[k1]; ok {
if v2 != v1 {
m[k1] = v1
}
} else {
m[k1] = v1
}
}
return m
}
// StructMapSubtract subtracts the content of structmap m2 from structmap m1
func StructMapSubtract(m1, m2 map[string]struct{}) map[string]struct{} {
m := map[string]struct{}{}
for k1, v1 := range m1 {
if _, ok := m2[k1]; !ok {
m[k1] = v1
}
}
return m
}