From 5ad4696d005e421c9624d21d699d925b070e62c9 Mon Sep 17 00:00:00 2001
From: Takeru Ohta <phjgt308@gmail.com>
Date: Wed, 1 Nov 2023 14:55:03 +0900
Subject: [PATCH] Quote `maybe` atom

---
 src/ra_log.erl         | 2 +-
 src/ra_log_segment.erl | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/ra_log.erl b/src/ra_log.erl
index 421546de..3832a370 100644
--- a/src/ra_log.erl
+++ b/src/ra_log.erl
@@ -546,7 +546,7 @@ next_index(#?MODULE{last_index = LastIdx}) ->
     LastIdx + 1.
 
 -spec fetch(ra_index(), state()) ->
-    {maybe(log_entry()), state()}.
+    {'maybe'(log_entry()), state()}.
 fetch(Idx, State0) ->
     case fold(Idx, Idx, fun(E, Acc) -> [E | Acc] end, [], State0) of
         {[], State} ->
diff --git a/src/ra_log_segment.erl b/src/ra_log_segment.erl
index bb43277c..e76a668e 100644
--- a/src/ra_log_segment.erl
+++ b/src/ra_log_segment.erl
@@ -59,7 +59,7 @@
          data_start :: pos_integer(),
          data_offset :: pos_integer(),
          data_write_offset :: pos_integer(),
-         index = undefined :: maybe(ra_segment_index()),
+         index = undefined :: 'maybe'(ra_segment_index()),
          range :: 'maybe'({ra_index(), ra_index()}),
          pending_data = [] :: iodata(),
          pending_index = [] :: iodata(),
@@ -367,7 +367,7 @@ fold0(Cfg, Cache0, Idx, FinalIdx, Index, Fun, AccFun, Acc0) ->
                   Cfg#cfg.filename})
     end.
 
--spec range(state()) -> maybe({ra_index(), ra_index()}).
+-spec range(state()) -> 'maybe'({ra_index(), ra_index()}).
 range(#state{range = Range}) ->
     Range.