replace defer with try ... finally (#17753)

2021-04-17 17:48:22 +08:00 · 2021-04-17 17:48:22 +08:00 · 5c5f356347
commit 5c5f356347
parent 7e94420847
2 changed files with 14 additions and 7 deletions
--- a/lib/core/rlocks.nim
+++ b/lib/core/rlocks.nim
@ -47,9 +47,9 @@ proc release*(lock: var RLock) =

 template withRLock*(lock: var RLock, code: untyped): untyped =
  ## Acquires the given lock and then executes the code.
-  block:
-    acquire(lock)
-    defer:
-      release(lock)
-    {.locks: [lock].}:
+  acquire(lock)
+  {.locks: [lock].}:
+    try:
      code
+    finally:
+      release(lock)