meta: pointerElemType

xataio · Jul 29, 2024 · aec1cf2 · aec1cf2
1 parent 4653658
commit aec1cf2
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/pgzx/meta.zig b/src/pgzx/meta.zig
@@ -17,6 +17,13 @@ pub inline fn sliceElemType(comptime T: type) type {
     };
 }
 
+pub inline fn pointerElemType(comptime T: type) type {
+    return switch (@typeInfo(T)) {
+        .Pointer => |p| p.child,
+        else => @compileError("Expected a pointer type"),
+    };
+}
+
 pub inline fn hasSentinal(comptime T: type) bool {
     return switch (@typeInfo(T)) {
         .Pointer => |p| p.size == .Slice and p.sentinel != null,