Initial commit

common/slices/slice.go

@@ -0,0 +1,18 @@
+package slices
+
+func Range[t any](sl []t, handle func(i int, v t) (_break bool)) {
+	for i := range sl {
+		b := handle(i, sl[i])
+		if b {
+			break
+		}
+	}
+}
+
+func RangeToNew[old, new any](sl []old, handle func(i int, v old) new) []new {
+	ns := make([]new, len(sl))
+	for i := range ns {
+		ns[i] = handle(i, sl[i])
+	}
+	return ns
+}