39 lines
1.5 KiB
JavaScript
39 lines
1.5 KiB
JavaScript
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import { MAP, SCALAR, SEQ } from '../nodes/identity.js';
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import { map } from './common/map.js';
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import { seq } from './common/seq.js';
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import { string } from './common/string.js';
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import { getTags, coreKnownTags } from './tags.js';
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const sortMapEntriesByKey = (a, b) => a.key < b.key ? -1 : a.key > b.key ? 1 : 0;
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class Schema {
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constructor({ compat, customTags, merge, resolveKnownTags, schema, sortMapEntries, toStringDefaults }) {
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this.compat = Array.isArray(compat)
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? getTags(compat, 'compat')
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: compat
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? getTags(null, compat)
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: null;
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this.merge = !!merge;
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this.name = (typeof schema === 'string' && schema) || 'core';
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this.knownTags = resolveKnownTags ? coreKnownTags : {};
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this.tags = getTags(customTags, this.name);
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this.toStringOptions = toStringDefaults ?? null;
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Object.defineProperty(this, MAP, { value: map });
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Object.defineProperty(this, SCALAR, { value: string });
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Object.defineProperty(this, SEQ, { value: seq });
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// Used by createMap()
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this.sortMapEntries =
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typeof sortMapEntries === 'function'
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? sortMapEntries
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: sortMapEntries === true
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? sortMapEntriesByKey
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: null;
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}
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clone() {
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const copy = Object.create(Schema.prototype, Object.getOwnPropertyDescriptors(this));
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copy.tags = this.tags.slice();
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return copy;
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}
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}
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export { Schema };
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