fix(cts): render full err. msg. in Device::create_*_pipeline_async (gfx-rs#8788)

Author: ErichDonGubler

deno_webgpu/device.rs

@@ -29,7 +29,7 @@ use crate::adapter::GPUAdapterInfo;
 use crate::adapter::GPUSupportedFeatures;
 use crate::adapter::GPUSupportedLimits;
 use crate::command_encoder::GPUCommandEncoder;
-use crate::error::make_pipeline_error;
+use crate::error::{fmt_err, make_pipeline_error};
 use crate::error::{GPUError, GPUGenericError, GPUPipelineErrorReason};
 use crate::query_set::GPUQuerySet;
 use crate::render_bundle::GPURenderBundleEncoder;
@@ -532,7 +532,7 @@ impl GPUDevice {
       let err = make_pipeline_error(
         scope,
         GPUPipelineErrorReason::Validation,
-        &err.to_string(),
+        &fmt_err(&err),
       );
       resolver.reject(scope, err.into());
     } else {
@@ -559,7 +559,7 @@ impl GPUDevice {
       let err = make_pipeline_error(
         scope,
         GPUPipelineErrorReason::Validation,
-        &err.to_string(),
+        &fmt_err(&err),
       );
       resolver.reject(scope, err.into());
     } else {

deno_webgpu/error.rs

@@ -201,7 +201,7 @@ impl GPUError {
   }
 }
 
-fn fmt_err(err: &(dyn std::error::Error + 'static)) -> String {
+pub(crate) fn fmt_err(err: &(dyn std::error::Error + 'static)) -> String {
   let mut output = err.to_string();
 
   let mut e = err.source();