2020-06-10 10:21:16 +00:00
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import { filterEmpty } from './props-util';
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2020-09-28 03:47:15 +00:00
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import { cloneVNode, VNode } from 'vue';
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2020-07-20 08:29:46 +00:00
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import warning from './warning';
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2019-07-24 11:21:27 +00:00
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2020-09-28 03:47:15 +00:00
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export function cloneElement(vnode: VNode, nodeProps = {}, override = true) {
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2020-07-06 14:31:07 +00:00
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let ele = vnode;
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if (Array.isArray(vnode)) {
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ele = filterEmpty(vnode)[0];
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2018-01-29 10:57:20 +00:00
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}
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if (!ele) {
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2019-01-12 03:33:27 +00:00
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return null;
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2018-01-29 10:57:20 +00:00
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}
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2020-06-10 10:21:16 +00:00
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const node = cloneVNode(ele, nodeProps);
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2018-03-03 11:14:03 +00:00
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2020-06-10 10:21:16 +00:00
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// cloneVNode内部是合并属性,这里改成覆盖属性
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node.props = override ? { ...node.props, ...nodeProps } : node.props;
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2020-09-28 03:47:15 +00:00
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warning(typeof node.props!.class !== 'object', 'class must be string');
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2019-01-12 03:33:27 +00:00
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return node;
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2017-12-14 04:13:15 +00:00
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}
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2020-07-06 14:31:07 +00:00
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2020-09-28 03:47:15 +00:00
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export function cloneVNodes(vnodes: VNode[], nodeProps = {}, override = true) {
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2020-07-06 14:31:07 +00:00
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return vnodes.map(vnode => cloneElement(vnode, nodeProps, override));
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}
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