1 files changed, 41 insertions, 0 deletions
diff --git a/op_crates/webgpu/error.rs b/op_crates/webgpu/error.rs
index 15036512e..57e2e675f 100644
--- a/op_crates/webgpu/error.rs
+++ b/op_crates/webgpu/error.rs
@@ -1,6 +1,8 @@
 // Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
 use deno_core::error::AnyError;
+use deno_core::ResourceId;
 use serde::Serialize;
+use std::convert::From;
 use std::fmt;
 use wgpu_core::binding_model::CreateBindGroupError;
 use wgpu_core::binding_model::CreateBindGroupLayoutError;
@@ -28,6 +30,45 @@ use wgpu_core::resource::CreateTextureError;
 use wgpu_core::resource::CreateTextureViewError;
 
 #[derive(Serialize)]
+pub struct WebGpuResult {
+  pub rid: Option<ResourceId>,
+  pub err: Option<WebGpuError>,
+}
+
+impl WebGpuResult {
+  pub fn rid(rid: ResourceId) -> Self {
+    Self {
+      rid: Some(rid),
+      err: None,
+    }
+  }
+
+  pub fn rid_err<T: Into<WebGpuError>>(
+    rid: ResourceId,
+    err: Option<T>,
+  ) -> Self {
+    Self {
+      rid: Some(rid),
+      err: err.map(|e| e.into()),
+    }
+  }
+
+  pub fn maybe_err<T: Into<WebGpuError>>(err: Option<T>) -> Self {
+    Self {
+      rid: None,
+      err: err.map(|e| e.into()),
+    }
+  }
+
+  pub fn empty() -> Self {
+    Self {
+      rid: None,
+      err: None,
+    }
+  }
+}
+
+#[derive(Serialize)]
 #[serde(tag = "type", content = "value")]
 #[serde(rename_all = "kebab-case")]
 pub enum WebGpuError {