Remove a few util functions that aren't necessary

src/duplicacy_snapshot.go

@@ -139,13 +139,15 @@ func ProcessFilters() (patterns []string) {
 }
 
 func ProcessFilterFile(patternFile string, includedFiles []string) (patterns []string) {
-	if Contains(includedFiles, patternFile) {
-		// cycle in include mechanism discovered.
-		LOG_WARN("SNAPSHOT_FILTER", "Cycle in filter includes: %s", strings.Join(includedFiles, " => "))
-		return patterns
+	for _, file := range includedFiles {
+		if file == patternFile {
+			// cycle in include mechanism discovered.
+			LOG_ERROR("SNAPSHOT_FILTER", "The filter file %s has already been included", patternFile)
+			return patterns
+		}
 	}
 	includedFiles = append(includedFiles, patternFile)
-	LOG_INFO("SNAPSHOT_FILTER", "Parsing filter file %s ...", patternFile)
+	LOG_INFO("SNAPSHOT_FILTER", "Parsing filter file %s", patternFile)
 	patternFileContent, err := ioutil.ReadFile(patternFile)
 	if err == nil {
 		patternFileLines := strings.Split(string(patternFileContent), "\n")

src/duplicacy_snapshotmanager.go

@@ -1016,7 +1016,9 @@ func (manager *SnapshotManager) ShowStatisticsTabular(snapshotMap map[string][]*
 				if earliestSeenChunks[chunkID] == 0 {
 					earliestSeenChunks[chunkID] = math.MaxInt32
 				}
-				earliestSeenChunks[chunkID] = MinInt(earliestSeenChunks[chunkID], snapshot.Revision)
+				if earliestSeenChunks[chunkID] > snapshot.Revision {
+					earliestSeenChunks[chunkID] = snapshot.Revision
+				}
 			}
 		}
 

src/duplicacy_utils.go

@@ -460,31 +460,3 @@ func AtoSize(sizeString string) int {
 
 	return size
 }
-
-func MinInt(x, y int) int {
-	if x < y {
-		return x
-	}
-	return y
-}
-
-// Contains tells whether a contains x.
-func Contains(a []string, x string) bool {
-	for _, n := range a {
-		if x == n {
-			return true
-		}
-	}
-	return false
-}
-
-// Find returns the smallest index i at which x == a[i],
-// or len(a) if there is no such index.
-func Find(a []string, x string) int {
-	for i, n := range a {
-		if x == n {
-			return i
-		}
-	}
-	return len(a)
-}