language/internal/tags.go

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package language

// TODO: Various sets of commonly use tags and regions.

// MustParse is like Parse, but panics if the given BCP 47 tag cannot be parsed.
// It simplifies safe initialization of Tag values.
func MustParse(s string) Tag {
	t, err := Parse(s)
	if err != nil {
		panic(err)
	}
	return t
}

// MustParseBase is like ParseBase, but panics if the given base cannot be parsed.
// It simplifies safe initialization of Base values.
func MustParseBase(s string) langID {
	b, err := ParseBase(s)
	if err != nil {
		panic(err)
	}
	return b
}

// MustParseScript is like ParseScript, but panics if the given script cannot be
// parsed. It simplifies safe initialization of Script values.
func MustParseScript(s string) scriptID {
	scr, err := ParseScript(s)
	if err != nil {
		panic(err)
	}
	return scr
}

// MustParseRegion is like ParseRegion, but panics if the given region cannot be
// parsed. It simplifies safe initialization of Region values.
func MustParseRegion(s string) regionID {
	r, err := ParseRegion(s)
	if err != nil {
		panic(err)
	}
	return r
}

var und = Tag{}