misc: small fix or general refactoring i did not bother commenting

core/core.go

@@ -41,15 +41,20 @@ func UniqueInts(a []int, sorted bool) []int {
 	return uniq
 }
 
-func CommaSplit(csv string) []string {
+func SepSplit(sv string, sep string) []string {
 	filtered := make([]string, 0)
-	for _, part := range strings.Split(csv, ",") {
+	for _, part := range strings.Split(sv, sep) {
 		part = Trim(part)
 		if part != "" {
 			filtered = append(filtered, part)
 		}
 	}
 	return filtered
+
+}
+
+func CommaSplit(csv string) []string {
+	return SepSplit(csv, ",")
 }
 
 func ExecSilent(executable string, args []string) (string, error) {

session/session.go

@@ -484,11 +484,8 @@ func (s *Session) isCapletCommand(line string) (is bool, filename string, argv [
 	}
 
 	capspath := core.Trim(os.Getenv("CAPSPATH"))
-	for _, folder := range strings.Split(capspath, ":") {
-		folder = core.Trim(folder)
-		if folder != "" {
-			paths = append(paths, folder)
-		}
+	for _, folder := range core.SepSplit(capspath, ":") {
+		paths = append(paths, folder)
 	}
 
 	file := core.Trim(line)