From 4471dab289cdd45762155ce0b16472e95a7f8642 Mon Sep 17 00:00:00 2001
From: David Capello <david@igarastudio.com>
Date: Thu, 9 Jun 2022 19:06:16 -0300
Subject: [PATCH] [osx] We cannot use std::optional::value() if we want to
 support macOS 10.9

It looks like value() member was introduced in macOS 10.13 (error
detected because we use CMAKE_OSX_DEPLOYMENT_TARGET=10.9).
---
 docs/CODING_STYLE.md | 2 ++
 src/app/app.cpp      | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/docs/CODING_STYLE.md b/docs/CODING_STYLE.md
index d353bae5b..0604bf24b 100644
--- a/docs/CODING_STYLE.md
+++ b/docs/CODING_STYLE.md
@@ -143,6 +143,8 @@ We are using C++17 standard. You can safely use:
 * Use `std::shared_ptr`, `std::unique_ptr`, or `base::Ref`
 * Use `std::clamp`
 * Use `std::optional`
+  * Use `std::optional::operator*` (because `std::optional::value` isn't
+    available on macOS 10.9, only since 10.13)
 * Use `static constexpr T v = ...;`
 * You can use `<atomic>`, `<thread>`, `<mutex>`, and `<condition_variable>`
 * Prefer `using T = ...;` instead of `typedef ... T`
diff --git a/src/app/app.cpp b/src/app/app.cpp
index 5d09d32ae..1236e6a95 100644
--- a/src/app/app.cpp
+++ b/src/app/app.cpp
@@ -636,7 +636,7 @@ bool App::isPortable()
                       base::get_file_path(base::get_app_path()),
                       "aseprite.ini"));
   }
-  return is_portable.value();
+  return *is_portable;
 }
 
 tools::ToolBox* App::toolBox() const