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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/promise-inflight/README.md | |
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diff --git a/node_modules/promise-inflight/README.md b/node_modules/promise-inflight/README.md new file mode 100644 index 0000000..f0ae3a4 --- /dev/null +++ b/node_modules/promise-inflight/README.md @@ -0,0 +1,34 @@ +# promise-inflight + +One promise for multiple requests in flight to avoid async duplication + +## USAGE + +```javascript +const inflight = require('promise-inflight') + +// some request that does some stuff +function req(key) { + // key is any random string. like a url or filename or whatever. + return inflight(key, () => { + // this is where you'd fetch the url or whatever + return Promise.delay(100) + }) +} + +// only assigns a single setTimeout +// when it dings, all thens get called with the same result. (There's only +// one underlying promise.) +req('foo').then(…) +req('foo').then(…) +req('foo').then(…) +req('foo').then(…) +``` + +## SEE ALSO + +* [inflight](https://npmjs.com/package/inflight) - For the callback based function on which this is based. + +## STILL NEEDS + +Tests! |