-
-
Save egor-smirnov/8752fbd9cdef980472841ebfd19eea2d to your computer and use it in GitHub Desktop.
Ramda vs Lodash
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| var _ = require("lodash"); | |
| var R = require("ramda"); | |
| var companies = [ | |
| { name: "tw", since: 1993 }, | |
| { name: "pucrs", since: 1930 }, | |
| { name: "tw br", since: 2009 } | |
| ]; | |
| var r1 = _(companies).chain() | |
| .filter(function(c) { | |
| return c.name.split(" ")[0] === "tw"; | |
| }) | |
| .map(function(c) { | |
| return { | |
| name: c.name.toUpperCase(), | |
| since: c.since | |
| }; | |
| }) | |
| .sortBy(function(c) { | |
| return c.since; | |
| }) | |
| .reverse() | |
| .value(); | |
| console.log("with lodash:", r1); | |
| var r2 = R.compose( | |
| R.reverse, | |
| R.sortBy(R.prop("since")), | |
| R.map(R.over(R.lensProp("name"), R.toUpper)), | |
| R.filter(R.where({ name: R.test(/^tw/) })) | |
| )(companies); | |
| console.log("with ramda:", r2); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment