From 0729305769365c9d29689a52ec37dbd3818a28a4 Mon Sep 17 00:00:00 2001
From: Nic Gaffney <gaffney_nic@protonmail.com>
Date: Mon, 20 Oct 2025 02:13:49 -0500
Subject: Pointers now must be of size 'many' or 'slice' to be valid

---
 src/lib.zig | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/lib.zig')

diff --git a/src/lib.zig b/src/lib.zig
index 8e99ad3..c84829f 100644
--- a/src/lib.zig
+++ b/src/lib.zig
@@ -40,6 +40,10 @@ pub fn mapAlloc(
     if(itemsTypeInfo != .array and itemsTypeInfo != .pointer) {
         @compileError("Expected array or slice, found " ++ @typeName(itemsType));
     }
+    switch (itemsTypeInfo) {
+        .pointer => |p| if(p.size != .many and p.size != .slice) @compileError("Expected pointer of size 'many' or 'slice', found " ++ @tagName(p)),
+        else =>{},
+    }
 
     break :blk []funcTypeInfo.@"fn".return_type.?;
 } {
@@ -68,6 +72,10 @@ pub fn map(
         @compileError("Expected array, found " ++ @typeName(itemsType));
     if(bufferTypeInfo != .array and bufferTypeInfo != .pointer)
         @compileError("Expected array, found " ++ @typeName(bufferType));
+    switch (itemsTypeInfo) {
+        .pointer => |p| if(p.size != .many and p.size != .slice) @compileError("Expected pointer of size 'many' or 'slice', found '" ++ @tagName(p.size) ++ "'"),
+        else =>{},
+    }
     for (items, 0..) |item, i|
         buffer.*[i] = func(item);
 }
-- 
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