4 ms·
try!() is a macro. Hence all it does is take a given expression and expand the whole thing into a if-error-then-return block. I guess you say that it's an expli
by zphds 10y ago
try!() is a macro. Hence all it does is take a given expression and expand the whole thing into a if-error-then-return block. I guess you say that it's an explicit return under the hood.