Merge pull request #2376 from TV4Fun/firefox-fix

Fix issues with source map loading in Firefox

1 files changed, 2 insertions, 1 deletions

diff --git a/src/emscripten-source-map.min.js b/src/emscripten-source-map.min.js
index 9151400f..44cb1d84 100644
--- a/src/emscripten-source-map.min.js
+++ b/src/emscripten-source-map.min.js
@@ -4,7 +4,7 @@ var emscripten_sourcemap_xmlHttp = undefined;
 function emscripten_sourceMapLoaded() {
   if (emscripten_sourcemap_xmlHttp.readyState === 4) {
     Module['removeRunDependency']('sourcemap');
-    if (emscripten_sourcemap_xmlHttp.status === 200) {
+    if (emscripten_sourcemap_xmlHttp.status === 200 || emscripten_sourcemap_xmlHttp.status === 0) {
       emscripten_source_map = new window.sourceMap.SourceMapConsumer(emscripten_sourcemap_xmlHttp.responseText);
       console.log('Source map data loaded.');
     } else {
@@ -20,6 +20,7 @@ function emscripten_loadSourceMap() {
   emscripten_sourcemap_xmlHttp = new XMLHttpRequest();
   emscripten_sourcemap_xmlHttp.onreadystatechange = emscripten_sourceMapLoaded;
   emscripten_sourcemap_xmlHttp.open("GET", url, true);
+  emscripten_sourcemap_xmlHttp.responseType = "text";
   emscripten_sourcemap_xmlHttp.send(null);
 }