Function hasSub

lib.commonjs/contract/contract.js:412–415

(contract, event)

    return { fragment, tag, topics };
}
async function hasSub(contract, event) {
    const { subs } = getInternal(contract);
    return subs.get((await getSubInfo(contract, event)).tag) || null;
}
async function getSub(contract, operation, event) {
    // Make sure our runner can actually subscribe to events
    const provider = getProvider(contract.runner);