From b9055f22da5b3700bfd6fe4e818b3f0c1a840bbb Mon Sep 17 00:00:00 2001
From: Murtaza Aliakbar <murtaza@live.in>
Date: Sun, 20 Oct 2024 02:35:24 +0530
Subject: [PATCH] core: IsZero(x) returns true if x is zero value

---
 intra/core/closer.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/intra/core/closer.go b/intra/core/closer.go
index e226a749..6d8b512c 100644
--- a/intra/core/closer.go
+++ b/intra/core/closer.go
@@ -209,3 +209,11 @@ func TypeEq(a, b any) bool {
 	}
 	return reflect.TypeOf(a) == reflect.TypeOf(b)
 }
+
+func IsZero(x any) bool {
+	if IsNil(x) {
+		return true
+	}
+	v := reflect.ValueOf(x)
+	return v.IsZero() // panics if x == nil
+}