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add isNodeEmpty helper method

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This commit is contained in:
Philipp Kühn 2021-03-24 22:23:08 +01:00
parent 59b031c27c
commit 43320e51c7
3 changed files with 12 additions and 5 deletions
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8
packages/core/src/Editor.ts
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@ -7,6 +7,7 @@ import getMarkAttributes from './helpers/getMarkAttributes'
import isActive from './helpers/isActive'
import removeElement from './utilities/removeElement'
import getHTMLFromFragment from './helpers/getHTMLFromFragment'
import isNodeEmpty from './helpers/isNodeEmpty'
import createStyleTag from './utilities/createStyleTag'
import CommandManager from './CommandManager'
import ExtensionManager from './ExtensionManager'
@ -415,11 +416,8 @@ export class Editor extends EventEmitter {
/**
* Check if there is no content.
*/
public isEmpty(): boolean {
const defaultContent = this.state.doc.type.createAndFill()?.toJSON()
const content = this.getJSON()
return JSON.stringify(defaultContent) === JSON.stringify(content)
public get isEmpty(): boolean {
return isNodeEmpty(this.state.doc)
}
/**

8
packages/core/src/helpers/isNodeEmpty.ts Normal file
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@ -0,0 +1,8 @@
import { Node as ProseMirrorNode } from 'prosemirror-model'
export default function isNodeEmpty(node: ProseMirrorNode): boolean {
const defaultContent = node.type.createAndFill()?.toJSON()
const content = node.toJSON()
return JSON.stringify(defaultContent) === JSON.stringify(content)
}

1
packages/core/src/index.ts
View File

@ -18,6 +18,7 @@ export { default as getMarkAttributes } from './helpers/getMarkAttributes'
export { default as isActive } from './helpers/isActive'
export { default as isMarkActive } from './helpers/isMarkActive'
export { default as isNodeActive } from './helpers/isNodeActive'
export { default as isNodeEmpty } from './helpers/isNodeEmpty'
export { default as isNodeSelection } from './helpers/isNodeSelection'
export { default as isTextSelection } from './helpers/isTextSelection'
export { default as findParentNodeClosestToPos } from './helpers/findParentNodeClosestToPos'