The author mentions Go, but Go has "exceptions" too in the form of panics. I tested the speed of throwing panics, and if the error type evaluation is involved,

The author mentions Go, but Go has "exceptions" too in the form of panics. I tested the speed of throwing panics, and if the error type evaluation is involved, the panics don't lag behind returning errors one bit. I even created an experimental library to support this in a playground project: https://github.com/apitalist/lang https://github.com/apitalist/lang