Simplify Document.computeWrapSplits

lib/ace/document.js

@@ -862,10 +862,12 @@ var Document = function(text, mode) {
     };
 
     this.$computeWrapSplits = function(textLine, wrapLimit, tabSize) {
+        textLine = textLine.trimRight();
         if (textLine.length == 0) {
             return [];
         }
 
+        var reSpaces = /^\s*$/;
         var tabLine = textLine.split("\t");
         var wrapSplits = [];
 
@@ -873,29 +875,6 @@ var Document = function(text, mode) {
         var documentColumn = 0;
         var lastSplitColumn = 0;
 
-        var reSpaces = /^\s*$/;
-
-        // Remove all tablines from the end of the tabLine array that are empty
-        // or contain only space. This is necessary to prevent splits at the
-        // line end if only tabs/spaces are following.
-        // E.g: "foo bar\t    " -> "foo bar".
-        var toRemove = tabLine.length - 1;
-        while (toRemove != -1 && reSpaces.test(tabLine[toRemove])) {
-            toRemove --;
-        }
-        tabLine.splice(toRemove + 1);
-
-        // Shortcut: If there are no more tabLines, then there is nothing to
-        // split up.
-        if (tabLine.length == 0) {
-            return [];
-        }
-
-        // Remove spaces from the last tabLine to prevent splits only for
-        // whitespaces as well.
-        // E.g: "foo \tbar    " -> "foo \tbar"
-        tabLine[tabLine.length - 1] = tabLine[tabLine.length - 1].trimRight();
-
         var value;
         var addedNewSplit;