From 3a0423c600db39b8d939b02d30f38eb82a00b08b Mon Sep 17 00:00:00 2001
From: Vincent Rischmann
Date: Sun, 25 Oct 2020 00:33:40 +0200
Subject: check the type of the options argument

---
 sqlite.zig | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'sqlite.zig')

diff --git a/sqlite.zig b/sqlite.zig
index 8aaef3a..46f2e7e 100644
--- a/sqlite.zig
+++ b/sqlite.zig
@@ -254,6 +254,9 @@ pub const Statement = struct {
     /// an allocator used to read text and blobs.
     ///
     pub fn one(self: *Self, comptime Type: type, options: anytype) !?Type {
+        if (!comptime std.meta.trait.is(.Struct)(@TypeOf(options))) {
+            @compileError("options passed to all must be a struct");
+        }
         const TypeInfo = @typeInfo(Type);
 
         var result = c.sqlite3_step(self.stmt);
@@ -295,6 +298,9 @@ pub const Statement = struct {
     /// Note that for this function the allocator is mandatory.
     ///
     pub fn all(self: *Self, comptime Type: type, options: anytype) ![]Type {
+        if (!comptime std.meta.trait.is(.Struct)(@TypeOf(options))) {
+            @compileError("options passed to all must be a struct");
+        }
         const TypeInfo = @typeInfo(Type);
 
         var rows = std.ArrayList(Type).init(options.allocator);
-- 
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