Add m-esr52 at 52.6.0

1 files changed, 25 insertions, 0 deletions

diff --git a/dom/workers/test/fileReaderSync_worker.js b/dom/workers/test/fileReaderSync_worker.js
new file mode 100644
index 000000000..4a37409d5
--- /dev/null
+++ b/dom/workers/test/fileReaderSync_worker.js
@@ -0,0 +1,25 @@
+var reader = new FileReaderSync();
+
+/**
+ * Expects an object containing a file and an encoding then uses a
+ * FileReaderSync to read the file. Returns an object containing the
+ * file read a binary string, text, url and ArrayBuffer.
+ */
+onmessage = function(event) {
+  var file = event.data.file;
+  var encoding = event.data.encoding;
+
+  var rtnObj = new Object();
+
+  if (encoding != undefined) {
+    rtnObj.text = reader.readAsText(file, encoding);
+  } else {
+    rtnObj.text = reader.readAsText(file);
+  }
+
+  rtnObj.bin = reader.readAsBinaryString(file);
+  rtnObj.url = reader.readAsDataURL(file);
+  rtnObj.arrayBuffer = reader.readAsArrayBuffer(file);
+
+  postMessage(rtnObj);
+};