41 lines
1.3 KiB
JavaScript
Executable File
41 lines
1.3 KiB
JavaScript
Executable File
'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;
|