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Function: isValidSecurityTier()

isValidSecurityTier(name): name is SecurityTierName

Defined in: security/SecurityTiers.ts:496

Type-guard that checks whether a string is a valid SecurityTierName.

Parameters​

name​

string

The string to validate.

Returns​

name is SecurityTierName

true if name is one of the five recognised tier names.

Example​

const input = getUserInput();
if (isValidSecurityTier(input)) {
  const tier = getSecurityTier(input); // input is narrowed to SecurityTierName
}