Class IsLen

formatMessage

• formatMessage(formatter: string, values: IRuleFormatterValues): string

• description

  This formats the formatter string and includes the variables in it from values object. The variable key must be surrounded by % char.

  example

  const formattedString = formatMessage('%name% should not be empty.', { name: 'Email' });
  // Returns 'Email should not be empty.'

  example

  // If the message contains actual `%` symbol, it should be prefixed with `-`.
  const formattedString = formatMessage('%name% should be greater than 90-%.',
   { name: 'Marks' }
  );
  // Returns 'Marks should be greater than 90%.'

  Parameters

  • formatter: string

    The format string.

  • values: IRuleFormatterValues

    Object containing key and value pairs used in formatter string.

  Returns string

  Returns formatted string