Initial QSfera import

Server/pkg/conversions/ptr.go

@@ -0,0 +1,38 @@
+package conversions
+
+// ToPointer converts a value to a pointer
+func ToPointer[T any](val T) *T {
+	return &val
+}
+
+// ToValue converts a pointer to a value
+func ToValue[T any](ptr *T) T {
+	if ptr == nil {
+		var t T
+		return t
+	}
+
+	return *ptr
+}
+
+// ToPointerSlice converts a slice of values to a slice of pointers
+func ToPointerSlice[E any](s []E) []*E {
+	rs := make([]*E, len(s))
+
+	for i, v := range s {
+		rs[i] = ToPointer(v)
+	}
+
+	return rs
+}
+
+// ToValueSlice converts a slice of pointers to a slice of values
+func ToValueSlice[E any](s []*E) []E {
+	rs := make([]E, len(s))
+
+	for i, v := range s {
+		rs[i] = ToValue(v)
+	}
+
+	return rs
+}