@langchain/langgraph
Version:
49 lines • 1.9 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.registry = exports.LanggraphZodMetaRegistry = void 0;
const types_1 = require("@langchain/core/utils/types");
const core_1 = require("zod/v4/core");
const meta_js_1 = require("./meta.cjs");
/**
* A Zod v4-compatible meta registry that extends the base registry.
*
* This registry allows you to associate and retrieve metadata for Zod schemas,
* leveraging the base registry for storage. It is compatible with Zod v4 and
* interoperates with the base registry to ensure consistent metadata management
* across different Zod versions.
*
* @template Meta - The type of metadata associated with each schema.
* @template Schema - The Zod schema type.
*/
class LanggraphZodMetaRegistry extends core_1.$ZodRegistry {
/**
* Creates a new LanggraphZodMetaRegistry instance.
*
* @param parent - The base SchemaMetaRegistry to use for metadata storage.
*/
constructor(parent) {
super();
Object.defineProperty(this, "parent", {
enumerable: true,
configurable: true,
writable: true,
value: parent
});
// Use the parent's map for metadata storage
this._map = this.parent._map;
}
add(schema, ..._meta) {
const firstMeta = _meta[0];
if (firstMeta && !firstMeta?.default) {
const defaultValueGetter = (0, types_1.getInteropZodDefaultGetter)(schema);
if (defaultValueGetter != null) {
// eslint-disable-next-line no-param-reassign
firstMeta.default = defaultValueGetter;
}
}
return super.add(schema, ..._meta);
}
}
exports.LanggraphZodMetaRegistry = LanggraphZodMetaRegistry;
exports.registry = new LanggraphZodMetaRegistry(meta_js_1.schemaMetaRegistry);
//# sourceMappingURL=zod-registry.js.map