10 lines
317 B
JavaScript
10 lines
317 B
JavaScript
|
export const numberSelector = (obj, key, type) => {
|
||
|
|
if (!(key in obj))
|
||
|
|
return undefined;
|
||
|
|
const numberValue = parseInt(obj[key], 10);
|
||
|
|
if (Number.isNaN(numberValue)) {
|
||
|
|
throw new TypeError(`Cannot load ${type} '${key}'. Expected number, got '${obj[key]}'.`);
|
||
|
|
}
|
||
|
|
return numberValue;
|
||
|
|
};
|