lexigo

func FromCtx ¶

func FromCtx(ctx context.Context) (language.Tag, bool)

FromCtx retrieves the language tag from the context

func LanguageMiddleware ¶

func LanguageMiddleware(matcher *Matcher) func(http.Handler) http.Handler

LanguageMiddleware inserts the language.Tag into the request context according to "Accept-Language" header

Usage:

func main() {
	// Assuming the package name where the generated locales are is "i18n"
	mux := LanguageMiddleware(i18n.Matcher)(http.DefaultServeMux)
	//...
}

func WithLanguage ¶

func WithLanguage(ctx context.Context, lang language.Tag) context.Context

WithLanguage injects the language.Tag into the context

If the provided value is not a valid language according to language.Parse, an empty value with be injected, in which case creating a locale with the ctx will result in the default tag being used.

func WithLanguageString ¶

func WithLanguageString(ctx context.Context, lang string) (context.Context, error)

WithLanguageString injects the language.Tag corresponding to the given string into the context

Refer to WithLanguage for more info.