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Viewing: Node.js

'use strict';

var applyReviver = require('../doc/applyReviver.js');
var identity = require('./identity.js');
var toJS = require('./toJS.js');

class NodeBase {
    constructor(type) {
        Object.defineProperty(this, identity.NODE_TYPE, { value: type });
    }
    /** Create a copy of this node.  */
    clone() {
        const copy = Object.create(Object.getPrototypeOf(this), Object.getOwnPropertyDescriptors(this));
        if (this.range)
            copy.range = this.range.slice();
        return copy;
    }
    /** A plain JavaScript representation of this node. */
    toJS(doc, { mapAsMap, maxAliasCount, onAnchor, reviver } = {}) {
        if (!identity.isDocument(doc))
            throw new TypeError('A document argument is required');
        const ctx = {
            anchors: new Map(),
            doc,
            keep: true,
            mapAsMap: mapAsMap === true,
            mapKeyWarned: false,
            maxAliasCount: typeof maxAliasCount === 'number' ? maxAliasCount : 100
        };
        const res = toJS.toJS(this, '', ctx);
        if (typeof onAnchor === 'function')
            for (const { count, res } of ctx.anchors.values())
                onAnchor(res, count);
        return typeof reviver === 'function'
            ? applyReviver.applyReviver(reviver, { '': res }, '', res)
            : res;
    }
}

exports.NodeBase = NodeBase;

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