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feat: isEmpty

This commit is contained in:
yanmao 2021-11-25 22:39:40 +08:00
parent 7f290e70c8
commit 7d3164aac5
1 changed files with 7 additions and 3 deletions
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10
packages/engine/src/change/index.ts
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@ -286,10 +286,14 @@ class ChangeModel implements ChangeInterface {
isEmpty() {
const { container, node, schema } = this.engine;
const tags = schema.getAllowInTags();
const children = container.children();
return (
container.children().length === 1 &&
node.isEmpty(container) &&
!container.allChildren().some((child) => tags.includes(child.name))
children.length === 0 ||
(children.length === 1 &&
node.isEmpty(container) &&
!container
.allChildren()
.some((child) => tags.includes(child.name)))
);
}