add pre-loading shim to hook wg2nd bindings

1 files changed, 19 insertions, 101 deletions

diff --git a/public/wg2nd/wg2nd_bindings.js b/public/wg2nd/wg2nd_bindings.js
index 8d0d94c..27365af 100644
--- a/public/wg2nd/wg2nd_bindings.js
+++ b/public/wg2nd/wg2nd_bindings.js
@@ -1,3 +1,14 @@
+var Module = {
+  onRuntimeInitialized: function() {
+    window.Wg2ndModule = Module;
+
+
+    if (typeof window.wg2ndOnLoad === "function") {
+      window.wg2ndOnLoad(Module);
+    }
+  }
+};
+
 // include: shell.js
 // The Module object: Our interface to the outside world. We import
 // and export values on it. There are various ways Module can be used:
@@ -34,13 +45,10 @@ var quit_ = (status, toThrow) => {
 // Determine the runtime environment we are in. You can customize this by
 // setting the ENVIRONMENT setting at compile time (see settings.js).
 
-// Attempt to auto-detect the environment
-var ENVIRONMENT_IS_WEB = typeof window == 'object';
-var ENVIRONMENT_IS_WORKER = typeof importScripts == 'function';
-// N.b. Electron.js environment is simultaneously a NODE-environment, but
-// also a web environment.
-var ENVIRONMENT_IS_NODE = typeof process == 'object' && typeof process.versions == 'object' && typeof process.versions.node == 'string';
-var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;
+var ENVIRONMENT_IS_WEB = true;
+var ENVIRONMENT_IS_WORKER = false;
+var ENVIRONMENT_IS_NODE = false;
+var ENVIRONMENT_IS_SHELL = false;
 
 if (Module['ENVIRONMENT']) {
   throw new Error('Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)');
@@ -61,83 +69,6 @@ var read_,
     readBinary,
     setWindowTitle;
 
-if (ENVIRONMENT_IS_NODE) {
-  if (typeof process == 'undefined' || !process.release || process.release.name !== 'node') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)');
-
-  var nodeVersion = process.versions.node;
-  var numericVersion = nodeVersion.split('.').slice(0, 3);
-  numericVersion = (numericVersion[0] * 10000) + (numericVersion[1] * 100) + (numericVersion[2].split('-')[0] * 1);
-  var minVersion = 160000;
-  if (numericVersion < 160000) {
-    throw new Error('This emscripten-generated code requires node v16.0.0 (detected v' + nodeVersion + ')');
-  }
-
-  // `require()` is no-op in an ESM module, use `createRequire()` to construct
-  // the require()` function.  This is only necessary for multi-environment
-  // builds, `-sENVIRONMENT=node` emits a static import declaration instead.
-  // TODO: Swap all `require()`'s with `import()`'s?
-  // These modules will usually be used on Node.js. Load them eagerly to avoid
-  // the complexity of lazy-loading.
-  var fs = require('fs');
-  var nodePath = require('path');
-
-  if (ENVIRONMENT_IS_WORKER) {
-    scriptDirectory = nodePath.dirname(scriptDirectory) + '/';
-  } else {
-    scriptDirectory = __dirname + '/';
-  }
-
-// include: node_shell_read.js
-read_ = (filename, binary) => {
-  // We need to re-wrap `file://` strings to URLs. Normalizing isn't
-  // necessary in that case, the path should already be absolute.
-  filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename);
-  return fs.readFileSync(filename, binary ? undefined : 'utf8');
-};
-
-readBinary = (filename) => {
-  var ret = read_(filename, true);
-  if (!ret.buffer) {
-    ret = new Uint8Array(ret);
-  }
-  assert(ret.buffer);
-  return ret;
-};
-
-readAsync = (filename, onload, onerror, binary = true) => {
-  // See the comment in the `read_` function.
-  filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename);
-  fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => {
-    if (err) onerror(err);
-    else onload(binary ? data.buffer : data);
-  });
-};
-// end include: node_shell_read.js
-  if (!Module['thisProgram'] && process.argv.length > 1) {
-    thisProgram = process.argv[1].replace(/\\/g, '/');
-  }
-
-  arguments_ = process.argv.slice(2);
-
-  if (typeof module != 'undefined') {
-    module['exports'] = Module;
-  }
-
-  process.on('uncaughtException', (ex) => {
-    // suppress ExitStatus exceptions from showing an error
-    if (ex !== 'unwind' && !(ex instanceof ExitStatus) && !(ex.context instanceof ExitStatus)) {
-      throw ex;
-    }
-  });
-
-  quit_ = (status, toThrow) => {
-    process.exitCode = status;
-    throw toThrow;
-  };
-
-  Module['inspect'] = () => '[Emscripten Module object]';
-
-} else
 if (ENVIRONMENT_IS_SHELL) {
 
   if ((typeof process == 'object' && typeof require === 'function') || typeof window == 'object' || typeof importScripts == 'function') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)');
@@ -318,6 +249,10 @@ var PROXYFS = 'PROXYFS is no longer included by default; build with -lproxyfs.js
 var WORKERFS = 'WORKERFS is no longer included by default; build with -lworkerfs.js';
 var NODEFS = 'NODEFS is no longer included by default; build with -lnodefs.js';
 
+assert(!ENVIRONMENT_IS_WORKER, "worker environment detected but not enabled at build time.  Add 'worker' to `-sENVIRONMENT` to enable.");
+
+assert(!ENVIRONMENT_IS_NODE, "node environment detected but not enabled at build time.  Add 'node' to `-sENVIRONMENT` to enable.");
+
 assert(!ENVIRONMENT_IS_SHELL, "shell environment detected but not enabled at build time.  Add 'shell' to `-sENVIRONMENT` to enable.");
 
 
@@ -742,7 +677,6 @@ function getBinaryPromise(binaryFile) {
   if (!wasmBinary
       && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
     if (typeof fetch == 'function'
-      && !isFileURI(binaryFile)
     ) {
       return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => {
         if (!response['ok']) {
@@ -751,12 +685,6 @@ function getBinaryPromise(binaryFile) {
         return response['arrayBuffer']();
       }).catch(() => getBinarySync(binaryFile));
     }
-    else if (readAsync) {
-      // fetch is not available or url is file => try XHR (readAsync uses XHR internally)
-      return new Promise((resolve, reject) => {
-        readAsync(binaryFile, (response) => resolve(new Uint8Array(/** @type{!ArrayBuffer} */(response))), reject)
-      });
-    }
   }
 
   // Otherwise, getBinarySync should be able to get it synchronously
@@ -783,15 +711,6 @@ function instantiateAsync(binary, binaryFile, imports, callback) {
   if (!binary &&
       typeof WebAssembly.instantiateStreaming == 'function' &&
       !isDataURI(binaryFile) &&
-      // Don't use streaming for file:// delivered objects in a webview, fetch them synchronously.
-      !isFileURI(binaryFile) &&
-      // Avoid instantiateStreaming() on Node.js environment for now, as while
-      // Node.js v18.1.0 implements it, it does not have a full fetch()
-      // implementation yet.
-      //
-      // Reference:
-      //   https://github.com/emscripten-core/emscripten/pull/16917
-      !ENVIRONMENT_IS_NODE &&
       typeof fetch == 'function') {
     return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => {
       // Suppress closure warning here since the upstream definition for
@@ -1190,7 +1109,6 @@ function dbg(text) {
       if (!warnOnce.shown) warnOnce.shown = {};
       if (!warnOnce.shown[text]) {
         warnOnce.shown[text] = 1;
-        if (ENVIRONMENT_IS_NODE) text = 'warning: ' + text;
         err(text);
       }
     };