requireCountry()function

requireCountry(value?: unknown, caller: AnyCaller = requireCountry): Country

Param	Type
`value`	`unknown`	The country code to parse, or `"detect"` to read it from the browser.
`caller`	`AnyCaller`	Identity of the calling function for error attribution. Defaults to `requireCountry`

Return
`Country`	The matching `Country` code.

Throws
`unknown`	RequiredError If a country could not be resolved.

Parse a country string, or detect a browser country from navigator.language, or throw RequiredError.

Examples

requireCountry("gb") // "GB"