Interface: CardBrandRule

Properties

Property	Modifier	Type	Description
`brand`	`readonly`	`CardBrand`	-
`cvcLengths`	`readonly`	readonly `number`[]	-
`displayName`	`readonly`	`string`	-
`gaps`	`readonly`	readonly `number`[]	Digit counts a space goes after: most cards group 4-4-4-4, Amex groups 4-6-5.
`lengths`	`readonly`	readonly `number`[]	-
`luhn`	`readonly`	`boolean`	-
`ranges`	`readonly`	readonly readonly [`number`, `number`][]	Leading digits compared as numbers: [51, 55] matches 51-55, [222100, 272099] on six.