Function allNonemptySubsetsOf

test/fixtures/wpt/WebCryptoAPI/util/helpers.js:48–67

(arr)

//
// The order of members of the "subsets" is not guaranteed.
function allNonemptySubsetsOf(arr) {
    var results = [];
    var firstElement;
    var remainingElements;

    for(var i=0; i<arr.length; i++) {
        firstElement = arr[i];
        remainingElements = arr.slice(i+1);
        results.push([firstElement]);

        if (remainingElements.length > 0) {
            allNonemptySubsetsOf(remainingElements).forEach(function(combination) {
                combination.push(firstElement);
                results.push(combination);
            });
        }
    }

    return results;
}


// Create a string representation of keyGeneration parameters for