blob: f59fbae21bc57a0b84ea21cce4fd8e99f766e0d9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
import { clone, isString, isFunction, toLowerCase } from '../util';
import { isFunctionalComponent } from './functional-component';
/** Check if two nodes are equivalent.
* @param {Element} node
* @param {VNode} vnode
* @private
*/
export function isSameNodeType(node, vnode) {
if (isString(vnode)) {
return node instanceof Text;
}
if (isString(vnode.nodeName)) {
return isNamedNode(node, vnode.nodeName);
}
if (isFunction(vnode.nodeName)) {
return node._componentConstructor===vnode.nodeName || isFunctionalComponent(vnode);
}
}
export function isNamedNode(node, nodeName) {
return node.normalizedNodeName===nodeName || toLowerCase(node.nodeName)===toLowerCase(nodeName);
}
/**
* Reconstruct Component-style `props` from a VNode.
* Ensures default/fallback values from `defaultProps`:
* Own-properties of `defaultProps` not present in `vnode.attributes` are added.
* @param {VNode} vnode
* @returns {Object} props
*/
export function getNodeProps(vnode) {
let props = clone(vnode.attributes);
props.children = vnode.children;
let defaultProps = vnode.nodeName.defaultProps;
if (defaultProps) {
for (let i in defaultProps) {
if (props[i]===undefined) {
props[i] = defaultProps[i];
}
}
}
return props;
}
|
