must

Documentation

Overview

Package must contains generic functions for ensuring a function is called that returns a nil error.

Index

• func Compute[T any](fn func() (T, error)) T
• func Do(fn func() error)
• func Value[T any](t T, err error) T

Functions

func Compute

func Compute[T any](fn func() (T, error)) T

Compute returns fn()'s first return value and panics if err is non-nil.

func Do

func Do(fn func() error)

Do panics if calling the function results in an error.

func Value

func Value[T any](t T, err error) T

Value returns the first value if the err is non-nil; otherwise, it panics.