JSFiddle - React, Tailwind, and code Playground
Angularjs - filter inside javascript
JavaScript
var diap = $filter('filter')($scope.dp, $scope.combination.shape);
$scope.diap = diap[0].PRICE;
var disc = $filter('filter')($scope.priced, {
diamond: combination.diamond,
metal: combination.metal,
width: combination.width
});
$scope.disc = disc[0].p;
$scope.combination.priced = (parseInt($scope.diap) + parseInt($scope.disc));