From 368f8a5da6d0e0282e07e6cceef777fab5c4844c Mon Sep 17 00:00:00 2001
From: dearblue <dearblue@users.osdn.me>
Date: Sat, 14 Nov 2020 11:30:34 +0900
Subject: Don't use private structs with `mrb_mt_foreach()`

The `MRB_API` function `mrb_mt_foreach()` previously used the private structure `struct mt_elem`.
Therefore, use `mrb_method_t` instead.
---
 src/class.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/class.c b/src/class.c
index f00d3c782..26366aeb9 100644
--- a/src/class.c
+++ b/src/class.c
@@ -230,7 +230,16 @@ mrb_mt_foreach(mrb_state *mrb, struct RClass *c, mrb_mt_foreach_func *fn, void *
     struct mt_elem *slot = &t->table[i];
 
     if (slot->key) {
-      if (fn(mrb, slot->key, slot, p) != 0)
+      mrb_method_t m;
+
+      if (slot->func_p) {
+        MRB_METHOD_FROM_FUNC(m, slot->ptr.func);
+      }
+      else {
+        MRB_METHOD_FROM_PROC(m, slot->ptr.proc);
+      }
+
+      if (fn(mrb, slot->key, m, p) != 0)
         return;
     }
   }
-- 
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