Precise DOM morphing
morphing
typescript
dom
Inline hasItemsInCommon
+2
-9
+1
-4
dist/morphlite.js
+1
-4
dist/morphlite.js
···
63
63
else {
64
64
const setA = idMap.get(current);
65
65
const setB = idMap.get(guide);
66
-
if (setA && setB && hasItemInCommon(setA, setB)) {
66
+
if (setA && setB && [...setA].some((it) => setB.has(it))) {
67
67
return morphNodes(current, guide, idMap, child, parent);
68
68
}
69
69
else if (!nextBestMatch && current.tagName === guide.tagName) {
···
95
95
current = current.parentElement;
96
96
}
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97
}
98
-
}
99
-
function hasItemInCommon(a, b) {
100
-
return [...a].some((item) => b.has(item));
101
98
}
102
99
function isElement(node) {
103
100
return node.nodeType === 1;
+1
-5
src/morphlite.ts
+1
-5
src/morphlite.ts
···
59
59
const setA = idMap.get(current);
60
60
const setB = idMap.get(guide);
61
61
62
-
if (setA && setB && hasItemInCommon(setA, setB)) {
62
+
if (setA && setB && [...setA].some((it) => setB.has(it))) {
63
63
return morphNodes(current, guide, idMap, child, parent);
64
64
} else if (!nextBestMatch && current.tagName === guide.tagName) {
65
65
nextBestMatch = current;
···
89
89
current = current.parentElement;
90
90
}
91
91
}
92
-
}
93
-
94
-
function hasItemInCommon<T>(a: Set<T>, b: Set<T>): boolean {
95
-
return [...a].some((item) => b.has(item));
96
92
}
97
93
98
94
// We cannot use `instanceof` when nodes might be from different documents,