catch_()

template<typename T>

Promise & fl::task::Promise< T >::catch_ ( fl::function< void(const Error &)> callback )

inline

Register error callback - returns reference for chaining.

Parameters

callback

Function to call when Promise rejects with error

Returns

Reference to this Promise for chaining

Definition at line 125 of file promise.h.

                                                                          {
        if (!valid()) return *this;
 
        mImpl->set_catch_callback(fl::move(callback));
        return *this;
    }

References Promise(), fl::FL_NO_EXCEPT, mImpl, fl::fl::adl_barrier::move(), and valid().

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