@graphprotocol/graph-cli/dist/utils.js

CLI for building for and deploying to The Graph

import yaml from 'js-yaml';
import debug from './debug.js';
const utilsDebug = debug('graph-cli:utils');
export const createIpfsClient = (await import('kubo-rpc-client')).create;
export async function loadSubgraphSchemaFromIPFS(ipfsClient, manifest) {
    try {
        const manifestBuffer = ipfsClient.cat(manifest);
        let manifestFile = '';
        for await (const chunk of manifestBuffer) {
            manifestFile += Buffer.from(chunk).toString('utf8'); // Explicitly convert each chunk to UTF-8
        }
        const manifestYaml = yaml.load(manifestFile);
        let schema = manifestYaml.schema.file['/'];
        if (schema.startsWith('/ipfs/')) {
            schema = schema.slice(6);
        }
        const schemaBuffer = ipfsClient.cat(schema);
        let schemaFile = '';
        for await (const chunk of schemaBuffer) {
            schemaFile += Buffer.from(chunk).toString('utf8'); // Explicitly convert each chunk to UTF-8
        }
        return schemaFile;
    }
    catch (e) {
        utilsDebug.extend('loadSubgraphSchemaFromIPFS')(`Failed to load schema from IPFS ${manifest}`);
        utilsDebug.extend('loadSubgraphSchemaFromIPFS')(e);
        throw Error(`Failed to load schema from IPFS ${manifest}`);
    }
}