From: Siraaj Khandkar <siraaj@khandkar.net>
Date: Sun, 4 Oct 2015 05:34:46 +0000 (-0400)
Subject: Improve spec of list interleave.
X-Git-Tag: 1.0.0~5
X-Git-Url: https://git.xandkar.net/?a=commitdiff_plain;h=e1221e429959c3184223b8e174ceb503e59781ba;p=beam_stats.git

Improve spec of list interleave.
---

diff --git a/src/beam_stats_msg_graphite.erl b/src/beam_stats_msg_graphite.erl
index d33e450..5b8bd43 100644
--- a/src/beam_stats_msg_graphite.erl
+++ b/src/beam_stats_msg_graphite.erl
@@ -109,8 +109,8 @@ path_prefix(?T{path=Path}=T, <<Prefix/binary>>) ->
 schema_version() ->
     <<"beam_stats_v0">>.
 
--spec interleave(iolist(), iodata()) ->
-    iolist().
+-spec interleave([A], A) ->
+    [A].
 interleave([], _) -> [];
 interleave([X], _) -> [X];
 interleave([X|Xs], Sep) ->