refactor(pathValues): extract pathValues as generic type

Author: marjune163

src/serverHandler/pathValues.go

@@ -4,26 +4,26 @@ package serverHandler
 
 type prefixFilter func(whole, prefix string) bool
 
-// pathInts
+// pathValues
 
-type pathInts struct {
+type pathValues[T any] struct {
 	path   string
-	values []int
+	values []T
 }
 
-type pathIntsList []pathInts
+type pathValuesList[T any] []pathValues[T]
 
-func (list pathIntsList) mergePrefixMatched(mergeWith []int, matchPrefix prefixFilter, refPath string) []int {
-	var result []int
+func (list pathValuesList[T]) mergePrefixMatched(mergeWith []T, matchPrefix prefixFilter, refPath string) []T {
+	var result []T
 	if mergeWith != nil {
-		result = make([]int, len(mergeWith))
+		result = make([]T, len(mergeWith))
 		copy(result, mergeWith)
 	}
 
 	for i := range list {
 		if matchPrefix(refPath, list[i].path) {
 			if result == nil {
-				result = []int{}
+				result = []T{}
 			}
 			result = append(result, list[i].values...)
 		}
@@ -36,8 +36,8 @@ func (list pathIntsList) mergePrefixMatched(mergeWith []int, matchPrefix prefixF
 	}
 }
 
-func (list pathIntsList) filterSuccessor(includeSelf bool, matchPrefix prefixFilter, refPath string) pathIntsList {
-	var result pathIntsList
+func (list pathValuesList[T]) filterSuccessor(includeSelf bool, matchPrefix prefixFilter, refPath string) pathValuesList[T] {
+	var result pathValuesList[T]
 
 	for i := range list {
 		if !includeSelf && len(list[i].path) == len(refPath) {
@@ -55,107 +55,20 @@ func (list pathIntsList) filterSuccessor(includeSelf bool, matchPrefix prefixFil
 	}
 }
 
-// pathStrings
-
-type pathStrings struct {
-	path   string
-	values []string
-}
-
-type pathStringsList []pathStrings
-
-func (list pathStringsList) mergePrefixMatched(mergeWith []string, matchPrefix prefixFilter, refPath string) []string {
-	var result []string
-	if mergeWith != nil {
-		result = make([]string, len(mergeWith))
-		copy(result, mergeWith)
-	}
+// pathInts
 
-	for i := range list {
-		if matchPrefix(refPath, list[i].path) {
-			if result == nil {
-				result = []string{}
-			}
-			result = append(result, list[i].values...)
-		}
-	}
+type pathInts = pathValues[int]
+type pathIntsList = pathValuesList[int]
 
-	if mergeWith != nil && len(mergeWith) == len(result) {
-		return mergeWith
-	} else {
-		return result
-	}
-}
-
-func (list pathStringsList) filterSuccessor(includeSelf bool, matchPrefix prefixFilter, refPath string) pathStringsList {
-	var result pathStringsList
+// pathStrings
 
-	for i := range list {
-		if !includeSelf && len(list[i].path) == len(refPath) {
-			continue
-		}
-		if matchPrefix(list[i].path, refPath) {
-			result = append(result, list[i])
-		}
-	}
-
-	if len(list) == len(result) {
-		return list
-	} else {
-		return result
-	}
-}
+type pathStrings = pathValues[string]
+type pathStringsList = pathValuesList[string]
 
 // pathHeaders
 
-type pathHeaders struct {
-	path   string
-	values [][2]string
-}
-
-type pathHeadersList []pathHeaders
-
-func (list pathHeadersList) mergePrefixMatched(mergeWith [][2]string, matchPrefix prefixFilter, refPath string) [][2]string {
-	var result [][2]string
-	if mergeWith != nil {
-		result = make([][2]string, len(mergeWith))
-		copy(result, mergeWith)
-	}
-
-	for i := range list {
-		if matchPrefix(refPath, list[i].path) {
-			if result == nil {
-				result = [][2]string{}
-			}
-			result = append(result, list[i].values...)
-		}
-	}
-
-	if mergeWith != nil && len(mergeWith) == len(result) {
-		return mergeWith
-	} else {
-		return result
-	}
-}
-
-func (list pathHeadersList) filterSuccessor(includeSelf bool, matchPrefix prefixFilter, refPath string) pathHeadersList {
-	var result pathHeadersList
-
-	for i := range list {
-		if !includeSelf && len(list[i].path) == len(refPath) {
-			continue
-		}
-		if matchPrefix(list[i].path, refPath) {
-			result = append(result, list[i])
-		}
-	}
-
-	if len(list) == len(result) {
-		return list
-	} else {
-		return result
-	}
-}
+type pathHeaders = pathValues[[2]string]
+type pathHeadersList = pathValuesList[[2]string]
 
 // []string