From: Aleksander Łukasz <aleksander.lukasz@nowoczesnapolska.org.pl>
Date: Tue, 19 Nov 2013 14:23:40 +0000 (+0100)
Subject: smartxml: fix detaching element node with adjacent text nodes
X-Git-Url: https://git.mdrn.pl/fnpeditor.git/commitdiff_plain/fadd66e0cc7a22d06a1d8f4ab08871fec8dafcdf

smartxml: fix detaching element node with adjacent text nodes
---

diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js
index c176f08..40f3aad 100644
--- a/src/smartxml/smartxml.js
+++ b/src/smartxml/smartxml.js
@@ -68,6 +68,20 @@ $.extend(DocumentNode.prototype, {
         return parents;
     },
 
+    prev: function() {
+        var myIdx = this.getIndex();
+        return myIdx > 0 ? this.parent().contents()[myIdx-1] : null;
+    },
+
+    next: function() {
+        if(this.isRoot()) {
+            return null;
+        }
+        var myIdx = this.getIndex(),
+            parentContents = this.parent().contents();
+        return myIdx < parentContents.length - 1 ? parentContents[myIdx+1] : null;
+    },
+
     after: INSERTION(function(nativeNode) {
         return this._$.after(nativeNode);
     }),
@@ -118,6 +132,18 @@ ElementNode.prototype = Object.create(DocumentNode.prototype);
 $.extend(ElementNode.prototype, {
     nodeType: Node.ELEMENT_NODE,
 
+    detach: function() {
+        var prev = this.prev(),
+            next = this.next();
+        if(parent) {
+            if(prev && prev.nodeType === Node.TEXT_NODE && next && next.nodeType === Node.TEXT_NODE) {
+                prev.appendText(next.getText());
+                next.detach();
+            }
+        }
+        return DocumentNode.prototype.detach.call(this);
+    },
+
     setData: function(key, value) {
         if(value !== undefined) {
             this._$.data(key, value);
diff --git a/src/smartxml/smartxml.test.js b/src/smartxml/smartxml.test.js
index 09fdfeb..67ada78 100644
--- a/src/smartxml/smartxml.test.js
+++ b/src/smartxml/smartxml.test.js
@@ -262,6 +262,17 @@ describe('smartxml', function() {
 
     describe('Manipulations', function() {
 
+        it('merges adjacent text nodes resulting from detaching an element node in between', function() {
+            var doc = getDocumentFromXML('<div>Alice <span>has</span>a cat</div>'),
+                span = doc.root.contents()[1];
+
+            span.detach();
+
+            var rootContents = doc.root.contents();
+            expect(rootContents).to.have.length(1, 'one child left');
+            expect(rootContents[0].getText()).to.equal('Alice a cat');
+        });
+
         it('appends element node to another element node', function() {
             var node1 = elementNodeFromParams({tag: 'div'}),
                 node2 = elementNodeFromParams({tag: 'a'}),