Must0 is a helper function that panics if the provided error is not nil.

Must1 is a generic function that takes a value of any type and an error.

Must2 is a helper function that takes two values of any type and an error.

Must3 is a helper function that takes three values of any type and an error.

Must4 is a helper function that takes four values of any type and an error.

Must5 is a helper function that takes five values of any type and an error.

Must6 takes six input values of any type along with an error.

Must7 is a generic function that takes seven values of any type and an error.

Must8 is a utility function that takes eight values of any type and an error.

Zero returns the zero value for a given type T.