From 6e0e010cc008b92db587e55fefc258c841fc6870 Mon Sep 17 00:00:00 2001
From: ansbbrooks <bbrooksi@synopsys.com>
Date: Thu, 21 May 2026 07:29:12 -0500
Subject: [PATCH 1/2] fix(javascript): removed wasm url extension check

---
 src/core/gzipBundle.js |  9 ---------
 src/standalone.js      | 12 ++++++++++--
 src/wasmLoader.js      |  8 +++++---
 3 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/src/core/gzipBundle.js b/src/core/gzipBundle.js
index 0c98c20..bb84606 100644
--- a/src/core/gzipBundle.js
+++ b/src/core/gzipBundle.js
@@ -3,15 +3,6 @@ import { stripLeadingDotSlash } from "./stringOps.js";
 import { createFuture } from "./future.js";
 import { MODULE_JS_FILE_EXTENSION, WASM_FILE_EXTENSION } from "./constants.js";
 
-/**
- * Check if provided URL points to a gzip bundle
- * @param {string} url 
- * @returns {boolean}
- */
-export function isGzipBundle(url) {
-  return typeof url === "string" && url.endsWith(".gz");
-}
-
 /**
  * Fetch gzip bundle from provided URL
  * @param {string} url 
diff --git a/src/standalone.js b/src/standalone.js
index 8c036da..7badf0e 100644
--- a/src/standalone.js
+++ b/src/standalone.js
@@ -9,15 +9,23 @@ import { createInstantiatorProxy } from "./core/proxy";
  *                  If vtkWebAssemblyInterface.mjs is already loaded as a script,
  *                  this will be ignored.
  * @param {Object} config
+ * @param {string} [wasmBaseName] - (default is `"vtk"`) base name of the wasm bundle to load. e.g., `"vtk"` or `"addon"` will
+ *                             look for vtkWebAssembly.mjs or addonWebAssembly.mjs in the wasmBaseURL.
+ * @param {boolean} [urlIsGzipBundle] - (default is `true`) specifies whether the resource at `wasmBaseURL` is in Gzip format.
  *
  * @returns the vtk namespace for creating VTK objects.
  */
-export async function createNamespace(url, config = {}, wasmBaseName = "vtk") {
+export async function createNamespace(
+    url,
+    config = {},
+    wasmBaseName = "vtk",
+    urlIsGzipBundle = true,
+) {
   const vtkProxyCache = new WeakMap();
   const idToRef = new Map();
 
   const loader = new VtkWASMLoader();
-  await loader.load(url || "loaded-module", config, wasmBaseName);
+  await loader.load(url || "loaded-module", config, wasmBaseName, urlIsGzipBundle);
   const wasm = loader.createStandaloneSession();
 
   return createInstantiatorProxy(wasm, vtkProxyCache, idToRef);
diff --git a/src/wasmLoader.js b/src/wasmLoader.js
index 64152a9..c0bfef8 100644
--- a/src/wasmLoader.js
+++ b/src/wasmLoader.js
@@ -1,4 +1,4 @@
-import { extractFilesFromGzipBundle, fetchGzipBundle, isGzipBundle } from "./core/gzipBundle";
+import { extractFilesFromGzipBundle, fetchGzipBundle } from "./core/gzipBundle";
 import { createEmscriptenConfig, normalizeConfig, validateConfig } from "./core/configManager";
 import { DEFAULT_CONFIG, MIME_TYPES } from "./core/constants";
 import { createScriptURL, loadWebAssemblyModuleFromExistingScript, loadWebAssemblyModuleFromScript } from "./core/scriptLoader";
@@ -41,13 +41,15 @@ export class VtkWASMLoader {
    *
    * @param {string} wasmBaseURL
    * @param {object} config - for WASM runtime creation.
-   * @param {string} wasmBaseName - (default is "vtk") base name of the wasm bundle to load. e.g., "vtk" or "addon" will
+   * @param {string} wasmBaseName - (default is `"vtk"`) base name of the wasm bundle to load. e.g., `"vtk"` or `"addon"` will
    *                             look for vtkWebAssembly.mjs or addonWebAssembly.mjs in the wasmBaseURL.
+   * @param {boolean} [urlIsGzipBundle] - (default is `true`) specifies whether the resource at `wasmBaseURL` is in Gzip format.
    */
   async load(
     wasmBaseURL,
     config = DEFAULT_CONFIG,
     wasmBaseName = "vtk",
+    urlIsGzipBundle = true,
   ) {
     if (this.#loaded) {
       return;
@@ -66,7 +68,7 @@ export class VtkWASMLoader {
 
       let wasmFile = null;
       if (!window.createVTKWASM) {
-        if (isGzipBundle(wasmBaseURL)) {
+        if (urlIsGzipBundle) {
           let gzipArrayBuffer;
           let javaScriptBlobURL = null;
           try {

From e42e306c30487619af98f374a4c91412887818e7 Mon Sep 17 00:00:00 2001
From: ansbbrooks <bbrooksi@synopsys.com>
Date: Thu, 21 May 2026 07:36:53 -0500
Subject: [PATCH 2/2] fix(javascript): better JSDoc comment

---
 src/standalone.js | 2 +-
 src/wasmLoader.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/standalone.js b/src/standalone.js
index 7badf0e..014ed8e 100644
--- a/src/standalone.js
+++ b/src/standalone.js
@@ -11,7 +11,7 @@ import { createInstantiatorProxy } from "./core/proxy";
  * @param {Object} config
  * @param {string} [wasmBaseName] - (default is `"vtk"`) base name of the wasm bundle to load. e.g., `"vtk"` or `"addon"` will
  *                             look for vtkWebAssembly.mjs or addonWebAssembly.mjs in the wasmBaseURL.
- * @param {boolean} [urlIsGzipBundle] - (default is `true`) specifies whether the resource at `wasmBaseURL` is in Gzip format.
+ * @param {boolean} [urlIsGzipBundle] - (default is `true`) specifies whether the resource at `wasmBaseURL` is a Gzip archive.
  *
  * @returns the vtk namespace for creating VTK objects.
  */
diff --git a/src/wasmLoader.js b/src/wasmLoader.js
index c0bfef8..74fdf04 100644
--- a/src/wasmLoader.js
+++ b/src/wasmLoader.js
@@ -43,7 +43,7 @@ export class VtkWASMLoader {
    * @param {object} config - for WASM runtime creation.
    * @param {string} wasmBaseName - (default is `"vtk"`) base name of the wasm bundle to load. e.g., `"vtk"` or `"addon"` will
    *                             look for vtkWebAssembly.mjs or addonWebAssembly.mjs in the wasmBaseURL.
-   * @param {boolean} [urlIsGzipBundle] - (default is `true`) specifies whether the resource at `wasmBaseURL` is in Gzip format.
+   * @param {boolean} [urlIsGzipBundle] - (default is `true`) specifies whether the resource at `wasmBaseURL` is a Gzip archive.
    */
   async load(
     wasmBaseURL,