get rid of extra module level funcs

vector/vector.go

@@ -21,7 +21,7 @@ func (this *Vector) Init() *Vector {
 	return this
 }
 
-func Conj(this *Vector, data any) *Vector {
+func (this *Vector) Conj(data any) *Vector {
 	newVec := New()
 	for _, el := range this._slice {
 		newVec._slice = append(newVec._slice, el)
@@ -30,10 +30,6 @@ func Conj(this *Vector, data any) *Vector {
 	return newVec
 }
 
-func (this *Vector) Conj(data any) *Vector {
-	return Conj(this, data)
-}
-
 func String(this *Vector) string {
 	if this == nil {
 		return "[]"
@@ -54,7 +50,7 @@ func (this *Vector) String() string {
 func ToList(this *Vector) list.IList {
 	l := list.Empty()
 	for i := len(this._slice) - 1; i >= 0; i-- {
-		l = list.Conj(l, this._slice[i])
+		l = l.Conj(this._slice[i])
 	}
 	return l
 }