xtutils
Version:
Thuku's assorted general purpose typescript/javascript library.
48 lines • 1.43 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports._compareShallow = void 0;
/**
* Compare multiple values with shallow matching
* - compareTarget = `args[0]`
* - compareWith = `args[1*]`
*
* @param a Compare value 1
* @returns `boolean` is match
*/
const _compareShallow = (...args) => {
//check values
if (args.length < 1) {
console.warn(`${args.length ? 'Less than two' : 'No'} \`_compareShallow\` arguments provided.`);
return true;
}
//compare values
for (let i = 1; i < args.length; i++) {
if (!shallowMatch(args[0], args[i]))
return false;
}
return true;
//shallow compare two items
function shallowMatch(a, b) {
if (a === b)
return true;
if (!(a instanceof Object) || !(b instanceof Object))
return false;
if (a.constructor !== b.constructor)
return false;
for (let k in a) {
if (!a.hasOwnProperty(k))
continue;
if (!b.hasOwnProperty(k))
return false;
if (a[k] === b[k])
continue;
if ('object' !== typeof (a[k]))
return false;
if (!shallowMatch(a[k], b[k]))
return false;
}
return true;
}
};
exports._compareShallow = _compareShallow;
//# sourceMappingURL=_compareShallow.js.map