Fix isWebGPUSupported throwing an error in node (#8070)

mattsoulanille · web-flow · commit 0e50e742371c · 2023-11-14T13:28:37.000-08:00
BUG
While node is not supported, 'isWebGPUSupported' should return false instead of
throwing an error. This fixes pose-detection node tests, which use the same
files as the browser tests.
diff --git a/tfjs-backend-webgpu/src/webgpu_util.ts b/tfjs-backend-webgpu/src/webgpu_util.ts
@@ -155,7 +155,7 @@ export function GPUBytesPerElement(dtype: DataType): number {
 }
 
 export function isWebGPUSupported(): boolean {
-  return !!globalThis.navigator.gpu;
+  return !!(globalThis && (globalThis.navigator) && (globalThis.navigator.gpu));
 }
 
 export function assertNotComplex(

Original file line number	Diff line number	Diff line change
`@@ -155,7 +155,7 @@ export function GPUBytesPerElement(dtype: DataType): number {`
`155`	`155`	`}`
`156`	`156`
`157`	`157`	`export function isWebGPUSupported(): boolean {`
`158`		`- return !!globalThis.navigator.gpu;`
	`158`	`+ return !!(globalThis && (globalThis.navigator) && (globalThis.navigator.gpu));`
`159`	`159`	`}`
`160`	`160`
`161`	`161`	`export function assertNotComplex(`