@etsoo/toolpad
Version:
Dashboard framework extention based on Toolpad Core
54 lines (53 loc) • 1.94 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.asArray = asArray;
exports.hasOwnProperty = hasOwnProperty;
exports.mapProperties = mapProperties;
exports.mapKeys = mapKeys;
exports.mapValues = mapValues;
exports.filterValues = filterValues;
exports.filterKeys = filterKeys;
exports.equalProperties = equalProperties;
function asArray(maybeArray) {
return Array.isArray(maybeArray) ? maybeArray : [maybeArray];
}
/**
* Type aware version of Object.protoype.hasOwnProperty.
* See https://fettblog.eu/typescript-hasownproperty/
*/
function hasOwnProperty(obj, prop) {
return obj.hasOwnProperty(prop);
}
function mapProperties(obj, mapper) {
return Object.fromEntries(Object.entries(obj).flatMap((entry) => {
const mapped = mapper(entry);
return mapped ? [mapped] : [];
}));
}
/**
* Maps an objects' property keys. The result is a new object with the mapped keys, but the same values.
*/
function mapKeys(obj, mapper) {
return mapProperties(obj, ([key, value]) => [mapper(key), value]);
}
/**
* Maps an objects' property values. The result is a new object with the same keys, but mapped values.
*/
function mapValues(obj, mapper) {
return mapProperties(obj, ([key, value]) => [key, mapper(value, key)]);
}
function filterValues(obj, filter) {
return mapProperties(obj, ([key, value]) => filter(value) ? [key, value] : null);
}
function filterKeys(obj, filter) {
return mapProperties(obj, ([key, value]) => filter(key) ? [key, value] : null);
}
/**
* Compares the properties of two objects. Returns `true` if all properties are strictly equal, `false`
* otherwise.
* Pass a subset of properties to only compare those.
*/
function equalProperties(obj1, obj2, subset) {
const keysToCheck = new Set(subset ?? [...Object.keys(obj1), ...Object.keys(obj2)]);
return Array.from(keysToCheck).every((key) => Object.is(obj1[key], obj2[key]));
}