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adamghilladamghill
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Prettier cleanup.
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‎django_unicorn/static/js/morphdom/2.6.1/morphdom.js‎

Lines changed: 86 additions & 49 deletions
Original file line numberDiff line numberDiff line change
@@ -9,7 +9,10 @@ function morphAttrs(fromNode, toNode) {
99
var fromValue;
1010

1111
// document-fragments dont have attributes so lets not do anything
12-
if (toNode.nodeType === DOCUMENT_FRAGMENT_NODE || fromNode.nodeType === DOCUMENT_FRAGMENT_NODE) {
12+
if (
13+
toNode.nodeType === DOCUMENT_FRAGMENT_NODE ||
14+
fromNode.nodeType === DOCUMENT_FRAGMENT_NODE
15+
) {
1316
return;
1417
}
1518

@@ -25,7 +28,7 @@ function morphAttrs(fromNode, toNode) {
2528
fromValue = fromNode.getAttributeNS(attrNamespaceURI, attrName);
2629

2730
if (fromValue !== attrValue) {
28-
if (attr.prefix === 'xmlns') {
31+
if (attr.prefix === "xmlns") {
2932
attrName = attr.name; // It's not allowed to set an attribute with the XMLNS namespace without specifying the `xmlns` prefix
3033
}
3134
fromNode.setAttributeNS(attrNamespaceURI, attrName, attrValue);
@@ -63,14 +66,15 @@ function morphAttrs(fromNode, toNode) {
6366
}
6467

6568
var range; // Create a range object for efficently rendering strings to elements.
66-
var NS_XHTML = 'http://www.w3.org/1999/xhtml';
69+
var NS_XHTML = "http://www.w3.org/1999/xhtml";
6770

68-
var doc = typeof document === 'undefined' ? undefined : document;
69-
var HAS_TEMPLATE_SUPPORT = !!doc && 'content' in doc.createElement('template');
70-
var HAS_RANGE_SUPPORT = !!doc && doc.createRange && 'createContextualFragment' in doc.createRange();
71+
var doc = typeof document === "undefined" ? undefined : document;
72+
var HAS_TEMPLATE_SUPPORT = !!doc && "content" in doc.createElement("template");
73+
var HAS_RANGE_SUPPORT =
74+
!!doc && doc.createRange && "createContextualFragment" in doc.createRange();
7175

7276
function createFragmentFromTemplate(str) {
73-
var template = doc.createElement('template');
77+
var template = doc.createElement("template");
7478
template.innerHTML = str;
7579
return template.content.childNodes[0];
7680
}
@@ -86,7 +90,7 @@ function createFragmentFromRange(str) {
8690
}
8791

8892
function createFragmentFromWrap(str) {
89-
var fragment = doc.createElement('body');
93+
var fragment = doc.createElement("body");
9094
fragment.innerHTML = str;
9195
return fragment.childNodes[0];
9296
}
@@ -139,9 +143,11 @@ function compareNodeNames(fromEl, toEl) {
139143
// need to normalize the tag name before comparing. Normal HTML elements that are
140144
// in the "http://www.w3.org/1999/xhtml"
141145
// are converted to upper case
142-
if (fromCodeStart <= 90 && toCodeStart >= 97) { // from is upper and to is lower
146+
if (fromCodeStart <= 90 && toCodeStart >= 97) {
147+
// from is upper and to is lower
143148
return fromNodeName === toNodeName.toUpperCase();
144-
} else if (toCodeStart <= 90 && fromCodeStart >= 97) { // to is upper and from is lower
149+
} else if (toCodeStart <= 90 && fromCodeStart >= 97) {
150+
// to is upper and from is lower
145151
return toNodeName === fromNodeName.toUpperCase();
146152
} else {
147153
return false;
@@ -158,9 +164,9 @@ function compareNodeNames(fromEl, toEl) {
158164
* @return {Element}
159165
*/
160166
function createElementNS(name, namespaceURI) {
161-
return !namespaceURI || namespaceURI === NS_XHTML ?
162-
doc.createElement(name) :
163-
doc.createElementNS(namespaceURI, name);
167+
return !namespaceURI || namespaceURI === NS_XHTML
168+
? doc.createElement(name)
169+
: doc.createElementNS(namespaceURI, name);
164170
}
165171

166172
/**
@@ -180,7 +186,7 @@ function syncBooleanAttrProp(fromEl, toEl, name) {
180186
if (fromEl[name] !== toEl[name]) {
181187
fromEl[name] = toEl[name];
182188
if (fromEl[name]) {
183-
fromEl.setAttribute(name, '');
189+
fromEl.setAttribute(name, "");
184190
} else {
185191
fromEl.removeAttribute(name);
186192
}
@@ -192,25 +198,25 @@ var specialElHandlers = {
192198
var parentNode = fromEl.parentNode;
193199
if (parentNode) {
194200
var parentName = parentNode.nodeName.toUpperCase();
195-
if (parentName === 'OPTGROUP') {
201+
if (parentName === "OPTGROUP") {
196202
parentNode = parentNode.parentNode;
197203
parentName = parentNode && parentNode.nodeName.toUpperCase();
198204
}
199-
if (parentName === 'SELECT' && !parentNode.hasAttribute('multiple')) {
200-
if (fromEl.hasAttribute('selected') && !toEl.selected) {
205+
if (parentName === "SELECT" && !parentNode.hasAttribute("multiple")) {
206+
if (fromEl.hasAttribute("selected") && !toEl.selected) {
201207
// Workaround for MS Edge bug where the 'selected' attribute can only be
202208
// removed if set to a non-empty value:
203209
// https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12087679/
204-
fromEl.setAttribute('selected', 'selected');
205-
fromEl.removeAttribute('selected');
210+
fromEl.setAttribute("selected", "selected");
211+
fromEl.removeAttribute("selected");
206212
}
207213
// We have to reset select element's selectedIndex to -1, otherwise setting
208214
// fromEl.selected using the syncBooleanAttrProp below has no effect.
209215
// The correct selectedIndex will be set in the SELECT special handler below.
210216
parentNode.selectedIndex = -1;
211217
}
212218
}
213-
syncBooleanAttrProp(fromEl, toEl, 'selected');
219+
syncBooleanAttrProp(fromEl, toEl, "selected");
214220
},
215221
/**
216222
* The "value" attribute is special for the <input> element since it sets
@@ -219,15 +225,15 @@ var specialElHandlers = {
219225
* initial value. Similar for the "checked" attribute, and "disabled".
220226
*/
221227
INPUT: function (fromEl, toEl) {
222-
syncBooleanAttrProp(fromEl, toEl, 'checked');
223-
syncBooleanAttrProp(fromEl, toEl, 'disabled');
228+
syncBooleanAttrProp(fromEl, toEl, "checked");
229+
syncBooleanAttrProp(fromEl, toEl, "disabled");
224230

225231
if (fromEl.value !== toEl.value) {
226232
fromEl.value = toEl.value;
227233
}
228234

229-
if (!toEl.hasAttribute('value')) {
230-
fromEl.removeAttribute('value');
235+
if (!toEl.hasAttribute("value")) {
236+
fromEl.removeAttribute("value");
231237
}
232238
},
233239

@@ -243,15 +249,18 @@ var specialElHandlers = {
243249
// node value and vise versa. This ignores an empty update.
244250
var oldValue = firstChild.nodeValue;
245251

246-
if (oldValue == newValue || (!newValue && oldValue == fromEl.placeholder)) {
252+
if (
253+
oldValue == newValue ||
254+
(!newValue && oldValue == fromEl.placeholder)
255+
) {
247256
return;
248257
}
249258

250259
firstChild.nodeValue = newValue;
251260
}
252261
},
253262
SELECT: function (fromEl, toEl) {
254-
if (!toEl.hasAttribute('multiple')) {
263+
if (!toEl.hasAttribute("multiple")) {
255264
var selectedIndex = -1;
256265
var i = 0;
257266
// We have to loop through children of fromEl, not toEl since nodes can be moved
@@ -263,12 +272,12 @@ var specialElHandlers = {
263272
var nodeName;
264273
while (curChild) {
265274
nodeName = curChild.nodeName && curChild.nodeName.toUpperCase();
266-
if (nodeName === 'OPTGROUP') {
275+
if (nodeName === "OPTGROUP") {
267276
optgroup = curChild;
268277
curChild = optgroup.firstChild;
269278
} else {
270-
if (nodeName === 'OPTION') {
271-
if (curChild.hasAttribute('selected')) {
279+
if (nodeName === "OPTION") {
280+
if (curChild.hasAttribute("selected")) {
272281
selectedIndex = i;
273282
break;
274283
}
@@ -284,33 +293,36 @@ var specialElHandlers = {
284293

285294
fromEl.selectedIndex = selectedIndex;
286295
}
287-
}
296+
},
288297
};
289298

290299
var ELEMENT_NODE = 1;
291300
var DOCUMENT_FRAGMENT_NODE$1 = 11;
292301
var TEXT_NODE = 3;
293302
var COMMENT_NODE = 8;
294303

295-
function noop() { }
304+
function noop() {}
296305

297306
function defaultGetNodeKey(node) {
298307
if (node) {
299-
return (node.getAttribute && node.getAttribute('id')) || node.id;
308+
return (node.getAttribute && node.getAttribute("id")) || node.id;
300309
}
301310
}
302311

303312
function morphdomFactory(morphAttrs) {
304-
305313
return function morphdom(fromNode, toNode, options) {
306314
if (!options) {
307315
options = {};
308316
}
309317

310-
if (typeof toNode === 'string') {
311-
if (fromNode.nodeName === '#document' || fromNode.nodeName === 'HTML' || fromNode.nodeName === 'BODY') {
318+
if (typeof toNode === "string") {
319+
if (
320+
fromNode.nodeName === "#document" ||
321+
fromNode.nodeName === "HTML" ||
322+
fromNode.nodeName === "BODY"
323+
) {
312324
var toNodeHtml = toNode;
313-
toNode = doc.createElement('html');
325+
toNode = doc.createElement("html");
314326
toNode.innerHTML = toNodeHtml;
315327
} else {
316328
toNode = toElement(toNode);
@@ -339,7 +351,6 @@ function morphdomFactory(morphAttrs) {
339351
if (node.nodeType === ELEMENT_NODE) {
340352
var curChild = node.firstChild;
341353
while (curChild) {
342-
343354
var key = undefined;
344355

345356
if (skipKeyedNodes && (key = getNodeKey(curChild))) {
@@ -411,7 +422,10 @@ function morphdomFactory(morphAttrs) {
411422
// }
412423

413424
function indexTree(node) {
414-
if (node.nodeType === ELEMENT_NODE || node.nodeType === DOCUMENT_FRAGMENT_NODE$1) {
425+
if (
426+
node.nodeType === ELEMENT_NODE ||
427+
node.nodeType === DOCUMENT_FRAGMENT_NODE$1
428+
) {
415429
var curChild = node.firstChild;
416430
while (curChild) {
417431
var key = getNodeKey(curChild);
@@ -501,7 +515,7 @@ function morphdomFactory(morphAttrs) {
501515
}
502516
}
503517

504-
if (fromEl.nodeName !== 'TEXTAREA') {
518+
if (fromEl.nodeName !== "TEXTAREA") {
505519
morphChildren(fromEl, toEl);
506520
} else {
507521
if (fromEl.innerHTML != toEl.innerHTML) {
@@ -532,7 +546,10 @@ function morphdomFactory(morphAttrs) {
532546
while (curFromNodeChild) {
533547
fromNextSibling = curFromNodeChild.nextSibling;
534548

535-
if (curToNodeChild.isSameNode && curToNodeChild.isSameNode(curFromNodeChild)) {
549+
if (
550+
curToNodeChild.isSameNode &&
551+
curToNodeChild.isSameNode(curFromNodeChild)
552+
) {
536553
curToNodeChild = toNextSibling;
537554
curFromNodeChild = fromNextSibling;
538555
continue outer;
@@ -583,7 +600,11 @@ function morphdomFactory(morphAttrs) {
583600
} else {
584601
// NOTE: we skip nested keyed nodes from being removed since there is
585602
// still a chance they will be matched up later
586-
removeNode(curFromNodeChild, fromEl, true /* skip keyed nodes */);
603+
removeNode(
604+
curFromNodeChild,
605+
fromEl,
606+
true /* skip keyed nodes */
607+
);
587608
}
588609

589610
curFromNodeChild = matchingFromEl;
@@ -599,24 +620,27 @@ function morphdomFactory(morphAttrs) {
599620
isCompatible = false;
600621
}
601622

602-
isCompatible = isCompatible !== false && compareNodeNames(curFromNodeChild, curToNodeChild);
623+
isCompatible =
624+
isCompatible !== false &&
625+
compareNodeNames(curFromNodeChild, curToNodeChild);
603626
if (isCompatible) {
604627
// We found compatible DOM elements so transform
605628
// the current "from" node to match the current
606629
// target DOM node.
607630
// MORPH
608631
morphEl(curFromNodeChild, curToNodeChild);
609632
}
610-
611-
} else if (curFromNodeType === TEXT_NODE || curFromNodeType == COMMENT_NODE) {
633+
} else if (
634+
curFromNodeType === TEXT_NODE ||
635+
curFromNodeType == COMMENT_NODE
636+
) {
612637
// Both nodes being compared are Text or Comment nodes
613638
isCompatible = true;
614639
// Simply update nodeValue on the original node to
615640
// change the text value
616641
if (curFromNodeChild.nodeValue !== curToNodeChild.nodeValue) {
617642
curFromNodeChild.nodeValue = curToNodeChild.nodeValue;
618643
}
619-
620644
}
621645
}
622646

@@ -651,7 +675,11 @@ function morphdomFactory(morphAttrs) {
651675
// our "to node" and we exhausted all of the children "from"
652676
// nodes. Therefore, we will just append the current "to" node
653677
// to the end
654-
if (curToNodeKey && (matchingFromEl = fromNodesLookup[curToNodeKey]) && compareNodeNames(matchingFromEl, curToNodeChild)) {
678+
if (
679+
curToNodeKey &&
680+
(matchingFromEl = fromNodesLookup[curToNodeKey]) &&
681+
compareNodeNames(matchingFromEl, curToNodeChild)
682+
) {
655683
fromEl.appendChild(matchingFromEl);
656684
// MORPH
657685
morphEl(matchingFromEl, curToNodeChild);
@@ -663,7 +691,9 @@ function morphdomFactory(morphAttrs) {
663691
}
664692

665693
if (curToNodeChild.actualize) {
666-
curToNodeChild = curToNodeChild.actualize(fromEl.ownerDocument || doc);
694+
curToNodeChild = curToNodeChild.actualize(
695+
fromEl.ownerDocument || doc
696+
);
667697
}
668698
fromEl.appendChild(curToNodeChild);
669699
handleNodeAdded(curToNodeChild);
@@ -693,13 +723,20 @@ function morphdomFactory(morphAttrs) {
693723
if (toNodeType === ELEMENT_NODE) {
694724
if (!compareNodeNames(fromNode, toNode)) {
695725
onNodeDiscarded(fromNode);
696-
morphedNode = moveChildren(fromNode, createElementNS(toNode.nodeName, toNode.namespaceURI));
726+
morphedNode = moveChildren(
727+
fromNode,
728+
createElementNS(toNode.nodeName, toNode.namespaceURI)
729+
);
697730
}
698731
} else {
699732
// Going from an element node to a text node
700733
morphedNode = toNode;
701734
}
702-
} else if (morphedNodeType === TEXT_NODE || morphedNodeType === COMMENT_NODE) { // Text or comment node
735+
} else if (
736+
morphedNodeType === TEXT_NODE ||
737+
morphedNodeType === COMMENT_NODE
738+
) {
739+
// Text or comment node
703740
if (toNodeType === morphedNodeType) {
704741
if (morphedNode.nodeValue !== toNode.nodeValue) {
705742
morphedNode.nodeValue = toNode.nodeValue;

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