git.iko.soy/elk
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elk/runtime/Utils.js
33 lines 721 B history raw
2(function() {
3'use strict';
5ElmRuntime.counter = 0;
6ElmRuntime.guid = function() { return ElmRuntime.counter++; }
8ElmRuntime.use = function(M) {
9 if (typeof M === 'function') M = M();
10 return M;
11};
13function isAlive(input) {
14 if (!('defaultNumberOfKids' in input)) return true;
15 var len = input.kids.length;
16 if (len == 0) return false;
17 if (len > input.defaultNumberOfKids) return true;
18 var alive = false;
19 for (var i = len; i--; ) {
20 alive = alive || isAlive(input.kids[i]);
21 }
22 return alive;
25ElmRuntime.filterDeadInputs = function(inputs) {
26 var temp = [];
27 for (var i = inputs.length; i--; ) {
28 if (isAlive(inputs[i])) temp.push(inputs[i]);
29 }
30 return temp;
31};
33}());