@stellar/stellar-sdk/lib/esm/contract/wasm_spec_parser.js

A library for working with the Stellar network, including communication with the Horizon and Soroban RPC servers.

import { Buffer } from 'buffer';
import { parseWasmCustomSections } from './utils.js';

function specFromWasm(wasm) {
  const customData = parseWasmCustomSections(wasm);
  const xdrSections = customData.get("contractspecv0");
  if (!xdrSections || xdrSections.length === 0) {
    throw new Error("Could not obtain contract spec from wasm");
  }
  return Buffer.from(xdrSections[0]);
}

export { specFromWasm };
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