allow deferred close of nil stream (#20706)

* allow deferred close of nil stream * improve example
2026-04-22 23:35:22 +00:00 · 2022-10-31 10:20:06 +00:00
parent 0a1f204f0f
commit 52166e3546
2 changed files with 20 additions and 4 deletions
--- a/tests/stdlib/tstreams.nim
+++ b/tests/stdlib/tstreams.nim
@@ -50,6 +50,12 @@ block tstreams3:
      echo line
    s.close

+
+block:
+  let fs = newFileStream("amissingfile.txt")
+  defer: fs.close()
+  doAssert isNil(fs)
+
 # bug #12410

 var a = newStringStream "hehohihahuhyh"