Type Alias ToNegative<N>

ToNegative<N>: N extends number
    ? N extends 0
        ? 0
        : `-${N}` extends `${infer W extends number}`
            ? W
            : N
    : N extends 0n
        ? 0n
        : `-${N}` extends `${infer W extends bigint}`
            ? W
            : N

Converts a number or bigint N to negative. If N is already negative, it returns itself.

Type Parameters

  • N extends number | bigint

Example

ToNegative<5> // -5
ToNegative<0> // 0
ToNegative<-5> // -5

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