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tailscale/util/must/must.go

26 lines
469 B
Go

// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
// Package must assists in calling functions that must succeed.
//
// Example usage:
//
// var target = must.Get(url.Parse(...))
// must.Do(close())
package must
// Do panics if err is non-nil.
func Do(err error) {
if err != nil {
panic(err)
}
}
// Get returns v as is. It panics if err is non-nil.
func Get[T any](v T, err error) T {
if err != nil {
panic(err)
}
return v
}