Method hasEvent

lib.commonjs/abi/interface.js:545–547

* Returns true if %%key%% (an event topic hash, event name or * event signature) is present in the ABI. * * In the case of an event name, the name may be ambiguous, so * accessing the [[EventFragment]] may require refinement.

(key)

     *  accessing the [[EventFragment]] may require refinement.
     */
    hasEvent(key) {
        return !!this.#getEvent(key, null, false);
    }
    /**
     *  Get the [[EventFragment]] for %%key%%, which may be a topic hash,
     *  event name or event signature that belongs to the ABI.