From 1bf807bf33b2a407e4d8a3f9785b522b5d384913 Mon Sep 17 00:00:00 2001
From: Richard van der Hoff <richard@matrix.org>
Date: Mon, 12 Dec 2016 16:52:03 +0000
Subject: Better handling of exceptions during loading

If we get an exception during load, don't define half of window.Olm (which
confuses apps).

This is a partial fix to https://github.com/vector-im/riot-web/issues/2726.
---
 javascript/olm_pre.js | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

(limited to 'javascript/olm_pre.js')

diff --git a/javascript/olm_pre.js b/javascript/olm_pre.js
index 50bf8c2..611488b 100644
--- a/javascript/olm_pre.js
+++ b/javascript/olm_pre.js
@@ -2,32 +2,24 @@ var olm_exports = {};
 var get_random_values;
 var process; // Shadow the process object so that emscripten won't get
              // confused by browserify
-if (typeof(global) !== 'undefined' && global["window"]) {
-    // We're running with browserify
-    module["exports"] = olm_exports;
-    global["window"]["Olm"] = olm_exports;
-    get_random_values = function(buf) {
-        window.crypto.getRandomValues(buf);
-    };
-} else if (typeof(window) !== 'undefined') {
-    // We've been imported directly into a browser.
-    window["Olm"] = olm_exports;
+
+if (typeof(window) !== 'undefined') {
+    // We've in a browser (directly, via browserify, or via webpack).
     get_random_values = function(buf) {
         window.crypto.getRandomValues(buf);
     };
 } else if (module["exports"]) {
     // We're running in node.
-    module["exports"] = olm_exports;
     var nodeCrypto = require("crypto");
     get_random_values = function(buf) {
         var bytes = nodeCrypto.randomBytes(buf.length);
         buf.set(bytes);
-    }
+    };
     process = global["process"];
 } else {
     throw new Error("Cannot find global to attach library to");
 }
 
-var init = function() {
+(function() {
     var module; // Shadow the Node 'module' object so that emscripten won't try
                 // to fiddle with it.
-- 
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