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bendc/cloneMap.js

Created October 25, 2016 08:07
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Deep clone a Map containing JSON-compatible data
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cloneMap.js
const clone = map =>
new Map(JSON.parse(JSON.stringify([...map])));
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bendc commented Oct 25, 2016

Example:

const foo = new Map;
foo.set("array", []);

const bar = clone(foo);
foo.get("array").push(1);

console.log(bar.get("array")); // => []

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