Sha256: 3329f039ebb38e092e01540294f7a850cb73a636e02c587940bac6deb1db9236
Contents?: true
Size: 591 Bytes
Versions: 62
Compression:
Stored size: 591 Bytes
Contents
/* */
var SYMBOL_ITERATOR = require('./$.wks')('iterator'),
SAFE_CLOSING = false;
try {
var riter = [7][SYMBOL_ITERATOR]();
riter['return'] = function() {
SAFE_CLOSING = true;
};
Array.from(riter, function() {
throw 2;
});
} catch (e) {}
module.exports = function(exec) {
if (!SAFE_CLOSING)
return false;
var safe = false;
try {
var arr = [7],
iter = arr[SYMBOL_ITERATOR]();
iter.next = function() {
safe = true;
};
arr[SYMBOL_ITERATOR] = function() {
return iter;
};
exec(arr);
} catch (e) {}
return safe;
};
Version data entries
62 entries across 31 versions & 1 rubygems