1 files changed, 100 insertions, 0 deletions
diff --git a/components/script/dom/webgpu/gpuerror.rs b/components/script/dom/webgpu/gpuerror.rs
new file mode 100644
index 00000000000..a4de08cc18b
--- /dev/null
+++ b/components/script/dom/webgpu/gpuerror.rs
@@ -0,0 +1,100 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+use dom_struct::dom_struct;
+use js::rust::HandleObject;
+use webgpu::{Error, ErrorFilter};
+
+use crate::dom::bindings::codegen::Bindings::WebGPUBinding::{GPUErrorFilter, GPUErrorMethods};
+use crate::dom::bindings::reflector::{reflect_dom_object_with_proto, Reflector};
+use crate::dom::bindings::root::DomRoot;
+use crate::dom::bindings::str::DOMString;
+use crate::dom::globalscope::GlobalScope;
+use crate::dom::types::{GPUInternalError, GPUOutOfMemoryError, GPUValidationError};
+use crate::script_runtime::CanGc;
+
+#[dom_struct]
+pub struct GPUError {
+    reflector_: Reflector,
+    message: DOMString,
+}
+
+impl GPUError {
+    pub fn new_inherited(message: DOMString) -> Self {
+        Self {
+            reflector_: Reflector::new(),
+            message,
+        }
+    }
+
+    #[allow(dead_code)]
+    pub fn new(global: &GlobalScope, message: DOMString, can_gc: CanGc) -> DomRoot<Self> {
+        Self::new_with_proto(global, None, message, can_gc)
+    }
+
+    #[allow(dead_code)]
+    pub fn new_with_proto(
+        global: &GlobalScope,
+        proto: Option<HandleObject>,
+        message: DOMString,
+        can_gc: CanGc,
+    ) -> DomRoot<Self> {
+        reflect_dom_object_with_proto(
+            Box::new(GPUError::new_inherited(message)),
+            global,
+            proto,
+            can_gc,
+        )
+    }
+
+    pub fn from_error(global: &GlobalScope, error: Error, can_gc: CanGc) -> DomRoot<Self> {
+        match error {
+            Error::Validation(msg) => DomRoot::upcast(GPUValidationError::new_with_proto(
+                global,
+                None,
+                DOMString::from_string(msg),
+                can_gc,
+            )),
+            Error::OutOfMemory(msg) => DomRoot::upcast(GPUOutOfMemoryError::new_with_proto(
+                global,
+                None,
+                DOMString::from_string(msg),
+                can_gc,
+            )),
+            Error::Internal(msg) => DomRoot::upcast(GPUInternalError::new_with_proto(
+                global,
+                None,
+                DOMString::from_string(msg),
+                can_gc,
+            )),
+        }
+    }
+}
+
+impl GPUErrorMethods<crate::DomTypeHolder> for GPUError {
+    /// <https://gpuweb.github.io/gpuweb/#dom-gpuerror-message>
+    fn Message(&self) -> DOMString {
+        self.message.clone()
+    }
+}
+
+impl From<ErrorFilter> for GPUErrorFilter {
+    fn from(filter: ErrorFilter) -> Self {
+        match filter {
+            ErrorFilter::Validation => GPUErrorFilter::Validation,
+            ErrorFilter::OutOfMemory => GPUErrorFilter::Out_of_memory,
+            ErrorFilter::Internal => GPUErrorFilter::Internal,
+        }
+    }
+}
+
+impl GPUErrorFilter {
+    pub fn as_webgpu(&self) -> ErrorFilter {
+        match self {
+            GPUErrorFilter::Validation => ErrorFilter::Validation,
+            GPUErrorFilter::Out_of_memory => ErrorFilter::OutOfMemory,
+            GPUErrorFilter::Internal => ErrorFilter::Internal,
+        }
+    }
+}