@newdash/newdash
Version:
javascript/typescript utility library
64 lines (63 loc) • 2.18 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const Stack_1 = __importDefault(require("./Stack"));
const baseIsEqual_1 = __importDefault(require("./baseIsEqual"));
/** Used to compose bitmasks for value comparisons. */
const COMPARE_PARTIAL_FLAG = 1;
const COMPARE_UNORDERED_FLAG = 2;
/**
* The base implementation of `isMatch`.
*
* @private
* @param {Object} object The object to inspect.
* @param {Object} source The object of property values to match.
* @param {Array} matchData The property names, values, and compare flags to match.
* @param {Function} [customizer] The function to customize comparisons.
* @returns {boolean} Returns `true` if `object` is a match, else `false`.
*/
function baseIsMatch(object, source, matchData, customizer) {
let index = matchData.length;
const length = index;
const noCustomizer = !customizer;
if (object == null) {
return !length;
}
let data;
let result;
object = Object(object);
while (index--) {
data = matchData[index];
if ((noCustomizer && data[2])
? data[1] !== object[data[0]]
: !(data[0] in object)) {
return false;
}
}
while (++index < length) {
data = matchData[index];
const key = data[0];
const objValue = object[key];
const srcValue = data[1];
if (noCustomizer && data[2]) {
if (objValue === undefined && !(key in object)) {
return false;
}
}
else {
const stack = new Stack_1.default;
if (customizer) {
result = customizer(objValue, srcValue, key, object, source, stack);
}
if (!(result === undefined
? (0, baseIsEqual_1.default)(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack)
: result)) {
return false;
}
}
}
return true;
}
exports.default = baseIsMatch;