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es6-weak-map
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ECMAScript6 WeakMap polyfill
github.com/medikoo/es6-weak-map
medikoo/es6-weak-map
es6-weak-map
/
valid-weak-map.js
9 lines
(6 loc)
•
186 B
JavaScript
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"use strict"
;
var
isWeakMap =
require
(
"./is-weak-map"
);
module
.
exports
=
function
(
value
) {
if
(!
isWeakMap
(value))
throw
new
TypeError
(value +
" is not a WeakMap"
);
return
value; };