validate.ts•757 B
export function validateArg(
arg: any,
idx: number,
method: string,
argName: string,
) {
if (arg === undefined) {
throw new TypeError(
`Must provide arg ${idx} \`${argName}\` to \`${method}\``,
);
}
}
export function validateArgIsInteger(
arg: any,
idx: number,
method: string,
argName: string,
) {
if (!Number.isInteger(arg)) {
throw new TypeError(
`Arg ${idx} \`${argName}\` to \`${method}\` must be an integer`,
);
}
}
export function validateArgIsNonNegativeInteger(
arg: any,
idx: number,
method: string,
argName: string,
) {
if (!Number.isInteger(arg) || arg < 0) {
throw new TypeError(
`Arg ${idx} \`${argName}\` to \`${method}\` must be a non-negative integer`,
);
}
}