Handle errors from MakeCurrent and SwapBuffers

1 files changed, 3 insertions, 2 deletions

diff --git a/src/platform/emscripten/mod.rs b/src/platform/emscripten/mod.rs
index 56a7e9f..d3aa6d6 100644
--- a/src/platform/emscripten/mod.rs
+++ b/src/platform/emscripten/mod.rs
@@ -1,5 +1,6 @@
 #![cfg(target_os = "emscripten")]
 
+use ContextError;
 use GlContext;
 
 pub use api::emscripten::{Window, WindowProxy, MonitorID, get_available_monitors};
@@ -15,7 +16,7 @@ impl HeadlessContext {
 }
 
 impl GlContext for HeadlessContext {
-    unsafe fn make_current(&self) {
+    unsafe fn make_current(&self) -> Result<(), ContextError> {
         self.0.make_current()
     }
 
@@ -27,7 +28,7 @@ impl GlContext for HeadlessContext {
         self.0.get_proc_address(addr)
     }
 
-    fn swap_buffers(&self) {
+    fn swap_buffers(&self) -> Result<(), ContextError> {
         self.0.swap_buffers()
     }