Files
deno-valideno/validators/number.ts
2020-05-26 19:40:41 +02:00

32 lines
722 B
TypeScript

import { Validator, Args } from "../mod.ts";
export function isNumber(): Validator {
return {
type: "isNumber",
check: (value: any) => {
if (value === null || value === undefined) return;
if (!Number.isFinite(value)) {
return {};
}
},
message: (value: any, args?: Args) => {
return `This value has to be a number.`;
},
};
}
export function isInteger(): Validator {
return {
type: "isInteger",
check: (value: any) => {
if (value === null || value === undefined) return;
if (!Number.isInteger(value)) {
return {};
}
},
message: (value: any, args?: Args) => {
return `This value has to be an integer.`;
},
};
}