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fix typo in 06-promisify article.md

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promisiefy -> promisify
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ZhaoMuwei 2020-11-10 16:43:34 +08:00 • committed by GitHub
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1-js/11-async/06-promisify/article.md
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@ -82,7 +82,7 @@ The code may look a bit complex, but it's essentially the same that we wrote abo
A call to `promisify(f)` returns a wrapper around `f` `(*)`. That wrapper returns a promise and forwards the call to the original `f`, tracking the result in the custom callback `(**)`.
Here, `promisiefy` assumes that the original function expects a callback with exactly two arguments `(err, result)`. That's what we encounter most often. Then our custom callback is in exactly the right format, and `promisify` works great for such a case.
Here, `promisify` assumes that the original function expects a callback with exactly two arguments `(err, result)`. That's what we encounter most often. Then our custom callback is in exactly the right format, and `promisify` works great for such a case.
But what if the original `f` expects a callback with more arguments `callback(err, res1, res2, ...)`?