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Added complete support for Set also for IE11.

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Fixes 1355
This commit is contained in:
Volonterio Riccardo
2018-01-12 12:18:35 +01:00
parent 1dfdc89ba9
commit 486a64658f
7 changed files with 169 additions and 63 deletions
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26
spec/helpers/checkForSet.js
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@@ -3,9 +3,29 @@
if (typeof Set === 'undefined') { return false; }
try {
var s = new Set([4]);
if (s.size !== 1) { return false; }
if (s.values().next().value !== 4) { return false; }
var s = new Set();
s.add(1);
s.add(2);
if (s.size !== 2) { return false; }
if (s.has(1) !== true) { return false; }
var iterations = 0;
var isForEachWorking = true;
s.forEach(function(value, key, set) {
isForEachWorking = isForEachWorking && set === s;
if (iterations===0) {
isForEachWorking = isForEachWorking && (key===value) && value===1;
} else if (iterations===1) {
isForEachWorking = isForEachWorking && (key===value) && value===2;
}
iterations++;
});
if (iterations !== 2) { return false; }
if (isForEachWorking !== true) { return false; }
return true;
} catch(e) {
return false;