From 6a4de3f44ef79a3fc8a59f5e0473c361050c5a98 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micka=C3=ABl=20V=C3=A9ril?= <mveril@irsamc.ups-tlse.fr>
Date: Mon, 9 Sep 2019 15:15:39 +0200
Subject: [PATCH] Add getTextFromFileAsync function

---
 content/scripts/data.js            | 19 +------------------
 content/scripts/getTextFromFile.js | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+), 18 deletions(-)
 create mode 100644 content/scripts/getTextFromFile.js

diff --git a/content/scripts/data.js b/content/scripts/data.js
index 6d1231f7..7e9d5dd6 100644
--- a/content/scripts/data.js
+++ b/content/scripts/data.js
@@ -71,24 +71,7 @@ class data {
     this.excitations=[];
   }
   static async loadAsync(file) {
-    return new Promise(function (resolve, reject) {
-    var req = new XMLHttpRequest();
-    req.open("GET",getFullDataPath(file), true);
-    req.onreadystatechange = function() {
-      if (req.readyState == 4) {
-        if (req.status == 200) {//when a good response is given do this
-          var text = req.responseText;
-          resolve(data.loadString(text));
-        } else {
-          reject({
-            status: req.status,
-            statusText: req.statusText
-          });
-        }
-      }
-    }
-    req.send();
-    });
+   return data.loadString(await getTextFromFileAsync(getFullDataPath(file)));
   }
   static loadString(text) {
     // for each line with metadata
diff --git a/content/scripts/getTextFromFile.js b/content/scripts/getTextFromFile.js
new file mode 100644
index 00000000..acc499ad
--- /dev/null
+++ b/content/scripts/getTextFromFile.js
@@ -0,0 +1,20 @@
+async function getTextFromFileAsync(file) {
+  return new Promise(function (resolve, reject) {
+  var req = new XMLHttpRequest();
+  req.open("GET",file, true);
+  req.onreadystatechange = function() {
+    if (req.readyState == 4) {
+      if (req.status == 200) {//when a good response is given do this
+        var text = req.responseText;
+        resolve(text);
+      } else {
+        reject({
+          status: req.status,
+          statusText: req.statusText
+        });
+      }
+    }
+  }
+  req.send();
+  });
+}
\ No newline at end of file