1 files changed, 39 insertions, 0 deletions
diff --git a/WebInterface/wasm/webhogg/src/webhogg_exception.rs b/WebInterface/wasm/webhogg/src/webhogg_exception.rs
new file mode 100644
index 0000000..46eedd6
--- /dev/null
+++ b/WebInterface/wasm/webhogg/src/webhogg_exception.rs
@@ -0,0 +1,39 @@
+use std::error::Error;
+
+#[derive(Debug)]
+pub enum WebhoggException {
+    DomError(String),
+    WebGlContextError(String),
+}
+
+impl WebhoggException {
+    fn err_name(&self) -> &str {
+        match self {
+            WebhoggException::DomError(_) => "DomError",
+            WebhoggException::WebGlContextError(_) => "WebGlContextError",
+        }
+    }
+}
+
+impl Error for WebhoggException {
+    fn description(&self) -> &str {
+        match self {
+            WebhoggException::DomError(desc) => desc,
+            WebhoggException::WebGlContextError(desc) => desc,
+        }
+    }
+
+    fn cause(&self) -> Option<&dyn Error> {
+        self.source()
+    }
+
+    fn source(&self) -> Option<&(dyn Error + 'static)> {
+        None
+    }
+}
+
+impl std::fmt::Display for WebhoggException {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        write!(f, "WebhoggException::{} {}", self.err_name(), self.description())
+    }
+}