From 5294e5114bddb842f82cf261d71554e4dd8e8946 Mon Sep 17 00:00:00 2001
From: Jimmi Holst Christensen <git@hejsil.anonaddy.me>
Date: Thu, 31 Oct 2024 15:33:35 +0100
Subject: [PATCH] Add compile error when mapping single value to multiple
 fields

---
 mecha.zig | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mecha.zig b/mecha.zig
index aaf8e80..8fb8192 100644
--- a/mecha.zig
+++ b/mecha.zig
@@ -671,6 +671,8 @@ pub fn toStruct(comptime T: type) ToStructResult(T) {
                     @field(res, field.name) = value[i];
                 return res;
             } else {
+                if (struct_fields.len != 1)
+                    @compileError("Cannot map " ++ @typeName(@TypeOf(value)) ++ " to " ++ @typeName(T));
                 @field(res, struct_fields[0].name) = value;
                 return res;
             }