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JavaScript: Functional Programming for JavaScript Developers
book

JavaScript: Functional Programming for JavaScript Developers

by Ved Antani, Simon Timms, Dan Mantyla
August 2016
Intermediate to advanced
635 pages
14h 5m
English
Packt Publishing
Content preview from JavaScript: Functional Programming for JavaScript Developers

Pipeline

A pipeline is another example of a microservice connecting pattern. If you have made use of the shell on a *NIX system, then you have certainly piped the output of one command to another command. The programs on a *NIX system such as ls, sort, uniq, and grep are designed to perform just one task; their power comes from the ability to chain the tools together to build quite complex workflows. For instance, this command:

ls -1| cut -d \. -f 2 -s | sort |uniq

This command will list all the unique file extensions in the current directory. It does this by taking the list of files, then cutting them and taking the extension; this is then sorted and finally passed to uniq which removes duplicates. While I wouldn't suggest having a microservice ...

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Publisher Resources

ISBN: 9781787124660