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getEmbeddedSchema.ts
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getEmbeddedSchema.ts
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import { ModuleReference } from '@concordium/web-sdk';
import { ConcordiumGRPCNodeClient } from '@concordium/web-sdk/nodejs';
import { credentials } from '@grpc/grpc-js';
import meow from 'meow';
import fs from 'fs';
const cli = meow(
`
Usage
$ yarn run-example <path-to-this-file> [options]
Required
--module, -m The module reference of the module from which we wish to get the schema
--out-path, -o The path to write the module schema to
Options
--help, Displays this message
--endpoint, -e Specify endpoint of the form "address:port", defaults to localhost:20000
`,
{
importMeta: import.meta,
flags: {
module: {
type: 'string',
alias: 'm',
isRequired: true,
},
outPath: {
type: 'string',
alias: 'o',
isRequired: true,
},
endpoint: {
type: 'string',
alias: 'e',
default: 'localhost:20000',
},
},
}
);
const [address, port] = cli.flags.endpoint.split(':');
const client = new ConcordiumGRPCNodeClient(
address,
Number(port),
credentials.createInsecure()
);
/**
* Gets an embedded schema from a provided module.
*/
(async () => {
// #region documentation-snippet
const moduleRef = ModuleReference.fromHexString(cli.flags.module);
const schema = await client.getEmbeddedSchema(moduleRef);
// #endregion documentation-snippet
fs.writeFileSync(cli.flags.outPath, schema);
console.log('Wrote schema to file: ', cli.flags.outPath);
})();