kubo-rpc-client/dist/src/dag/get.js

A client library for the Kubo RPC API

import errCode from 'err-code';
import first from 'it-first';
import last from 'it-last';
import { createGet as createBlockGet } from '../block/get.js';
import { resolve } from '../lib/resolve.js';
export function createGet(client, codecs) {
    const getBlock = createBlockGet(client);
    return async function get(cid, options = {}) {
        if (options.path != null) {
            const entry = options.localResolve === true
                ? await first(resolve(cid, options.path, codecs, getBlock, options))
                : await last(resolve(cid, options.path, codecs, getBlock, options));
            /** @type {import('../types').GetResult | undefined} - first and last will return undefined when empty */
            const result = (entry);
            if (result == null) {
                throw errCode(new Error('Not found'), 'ERR_NOT_FOUND');
            }
            return result;
        }
        const codec = await codecs.getCodec(cid.code);
        const block = await getBlock(cid, options);
        const node = codec.decode(block);
        return {
            value: node,
            remainderPath: ''
        };
    };
}
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