From c1f79b40cf704cafc807250b177fc7d3444fe54f Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Tue, 8 Sep 2020 00:35:17 +0200
Subject: Make `Application` and `Sandbox` return a `Result`

---
 src/error.rs | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 src/error.rs

(limited to 'src/error.rs')

diff --git a/src/error.rs b/src/error.rs
new file mode 100644
index 00000000..31b87d17
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,34 @@
+use iced_futures::futures;
+
+/// An error that occurred while running an application.
+#[derive(Debug, thiserror::Error)]
+pub enum Error {
+    /// The futures executor could not be created.
+    #[error("the futures executor could not be created")]
+    ExecutorCreationFailed(futures::io::Error),
+
+    /// The application window could not be created.
+    #[error("the application window could not be created")]
+    WindowCreationFailed(Box<dyn std::error::Error>),
+
+    /// A suitable graphics adapter or device could not be found.
+    #[error("a suitable graphics adapter or device could not be found")]
+    GraphicsAdapterNotFound,
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+impl From<iced_winit::Error> for Error {
+    fn from(error: iced_winit::Error) -> Error {
+        match error {
+            iced_winit::Error::ExecutorCreationFailed(error) => {
+                Error::ExecutorCreationFailed(error)
+            }
+            iced_winit::Error::WindowCreationFailed(error) => {
+                Error::WindowCreationFailed(Box::new(error))
+            }
+            iced_winit::Error::GraphicsAdapterNotFound => {
+                Error::GraphicsAdapterNotFound
+            }
+        }
+    }
+}
-- 
cgit