one-of.md

One Of

Will validate if exactly one inner validator passes.

Valid values:

validator.oneOf(
    validator.alwaysInvalid(),
    validator.alwaysInvalid(),
    validator.alwaysValid()
).validate(null);

Invalid values:

validator.oneOf(
    validator.alwaysInvalid(),
    validator.alwaysValid(),
    validator.alwaysValid()
).validate(null);