From fd5607f0a5ffb5f37df8a53a8b50d72ec6a4f8b9 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Aleksander=20=C5=81ukasz?=
 <aleksander.lukasz@nowoczesnapolska.org.pl>
Date: Mon, 27 Jan 2014 11:33:00 +0100
Subject: [PATCH] smartxml: another fix for arbitrary text deletion

---
 src/smartxml/core.js          | 30 ++++++++++++++----------------
 src/smartxml/smartxml.test.js | 19 +++++++++++++++++++
 2 files changed, 33 insertions(+), 16 deletions(-)

diff --git a/src/smartxml/core.js b/src/smartxml/core.js
index f940ccc..665f9d5 100644
--- a/src/smartxml/core.js
+++ b/src/smartxml/core.js
@@ -433,7 +433,7 @@ var documentTransformations = {
         return insertion.ofNode;
     },
     deleteText: function(params) {
-        var ptr, prev, next, toDetach, middle, text;
+        var ptr, next, toDetach, middle, text;
 
         if(params.from.node.sameNode(params.to.node)) {
             ptr = params.from.node;
@@ -452,7 +452,10 @@ var documentTransformations = {
 
         while(next || ptr.parent()) {
             if(next) {
-                if(next.sameNode(params.to.node) || (next.nodeType === Node.ELEMENT_NODE && next.containsNode(params.to.node))) {
+                if(next.sameNode(params.to.node)) {
+                    return;
+                }
+                else if(next.nodeType === Node.ELEMENT_NODE && next.containsNode(params.to.node)) {
                     middle = next;
                     break;
                 } else {
@@ -466,24 +469,19 @@ var documentTransformations = {
             }
         }
 
-        ptr = params.to.node;
-
-        if(!this.containsNode(ptr)) {
+        if(!this.containsNode(params.to.node)) {
             // The end node was merged during detaching nodes above - there is nothing more left to do.
             return;
         }
-        prev = ptr.prev();
-        while(prev || ptr.parent()) {
-            if(ptr.sameNode(middle)) {
-                break;
-            }
-            if(prev) {
-                toDetach = prev;
-                prev = prev.prev();
-                toDetach.detach();
+
+        ptr = middle.contents()[0];
+        while(ptr && !ptr.sameNode(params.to.node)) {
+            if(ptr.nodeType === Node.ELEMENT_NODE && ptr.containsNode(params.to.node)) {
+                ptr = ptr.contents()[0];
+                continue;
             } else {
-                ptr = ptr.parent();
-                prev = ptr.prev();
+                ptr = ptr.next();
+                ptr.prev().detach();
             }
         }
     }
diff --git a/src/smartxml/smartxml.test.js b/src/smartxml/smartxml.test.js
index 8ae7721..03befea 100644
--- a/src/smartxml/smartxml.test.js
+++ b/src/smartxml/smartxml.test.js
@@ -754,6 +754,25 @@ describe('smartxml', function() {
             expect(contents.length).to.equal(1);
             expect(contents[0].getText()).to.equal('Acat');
         });
+        it('remove across elements - 4', function() {
+            var doc = getDocumentFromXML('<div>Alice <div>has <span>a</span> cat</div></div>');
+            doc.deleteText({
+                from: {
+                    node: getTextNode('Alice ', doc),
+                    offset: 1
+                },
+                to: {
+                    node: getTextNode(' cat', doc),
+                    offset: 1
+                }
+            });
+            var contents = doc.root.contents();
+            expect(contents.length).to.equal(2);
+            expect(contents[0].getText()).to.equal('A');
+            expect(contents[1].getTagName()).to.equal('div');
+            expect(contents[1].contents().length).to.equal(1);
+            expect(contents[1].contents()[0].getText()).to.equal('cat');
+        });
         it('removes nodes in between', function() {
             var doc = getDocumentFromXML('<div><a>aaa<x>!</x></a>xxx<x></x><b><x>!</x>bbb</b></div>');
             doc.deleteText({
-- 
2.20.1