Cldr.validate_measurement_system
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validate_measurement_system
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Normalise and validate a measurement system type.
Arguments
measurement_system
is a known measurement system.
Returns
{:ok, normalized_measurement_system}
or{:error, {exception, message}}
Examples
iex> Cldr.validate_measurement_system :metric
{:ok, :metric}
iex> Cldr.validate_measurement_system "ussystem"
{:ok, :ussystem}
iex> Cldr.validate_measurement_system "uksystem"
{:ok, :uksystem}
iex> Cldr.validate_measurement_system "something"
{:error, {Cldr.UnknownMeasurementSystemError,
"The measurement system \"something\" is invalid"}}