Catching run block and catch all panics which are raised by Throw[f] function.

Catching0 run block and catch all panics which are raised by Throw[f] function.

Catching2 run block and catch all panics which are raised by Throw[f] function.

CatchingAll run block and catch all panics.

CatchingAll0 run block and catch all panics.

CatchingAll2 run block and catch all panics.

Check Throw if err != nil.

IsNotPanic check whether err is raised by Throw[f].

Must return ret if err != nil, or Throw err.

Must2 return 2 values(ret1, ret2) if err != nil, or Throw err.

Throw raise a panic which will be caught by outside Catching[n] function then convert back to error in result.

Throwf raise a panic with formatted string which will be caught by outside Catching[n] function then convert back to error in result.

NoErr Provide a idiomatic nil on return statement.