From 8ff23928fc3ceef0d3b8cbfa487d00e96c7a0f83 Mon Sep 17 00:00:00 2001
From: Eugene Rossokha <hsugeneyos@gmail.com>
Date: Mon, 24 Mar 2025 14:39:58 +0200
Subject: [PATCH] range: make sure the generic in an integer

---
 src/util/range.zig | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/util/range.zig b/src/util/range.zig
index 34e3ffa..af70f9d 100644
--- a/src/util/range.zig
+++ b/src/util/range.zig
@@ -4,6 +4,12 @@ const std = @import("std");
 
 /// Non-inclusive range type over `T`.
 pub fn Range(comptime T: type) type {
+    switch (@typeInfo(T)) {
+        .int => {},
+        else => {
+            @compileError("Range(T) only support integer ranges");
+        },
+    }
     return struct {
         /// Range start.
         start: T,