What's new on CPAN - December 2019

Jan 5, 2020 by David Farrell

Welcome to “What’s new on CPAN”, a curated look at last month’s new CPAN uploads for your reading and programming pleasure. Enjoy!

APIs & Apps

• Quickly create a REST accessible AWS Lambda functions with AWS::Lambda::Quick
• Advanced Entry Point (for docker and other containers) App::aep
• App::lrrr watches one or more directories and re-runs a given command when the contents change
• Get an auth token for GitHub with GitHub::Apps::Auth
• Neovim::Ext provides Perl bindings for neovim
• WebService::Thumbalizr provides an interface to the web service to create screenshots of web pages

Config & Devops

• Get the path to the source file or parent directory using Path::This

Data

• Use libarchive from Perl with Archive::Raw
• DBIx::NamedParams let’s you use execute SQL queries using named parameters (instead of ‘?’)
• Read and validate CSVs with Data::Validate::CSV
• Nanoid is a port of the JavaScript unique string generator library
• Validate::Simple is a generic data validation module

Development & Version Control

• Use OSSEC (intrusion detection) with Perl
• Faster promises with Promise::XS
• Test::CI: get details about the current CI environment
• Write object-oriented tests that work with Test2 using Test::Class::Tiny
• Test::TraceCalls outputs all subroutines called by a test script in JSON
• overload::open let’s you hook into the open function

Science & Mathematics

• ISAL::Crypto can “run multiple hash calculations at the same time on one cpu using vector registers”
• Math::Polynomial::Cyclotomic s a “cyclotomic polynomials generator”
• Throttle::Adaptive implements the “adaptive throttling” algorithm described in Google’s SRE book

Web

• Make a Dancer2 app mobile-aware using Dancer2::Plugin::MobileDevice
• Mail::Qmail::Filter filters incoming e-mails when using qmail as an MTA
• Mojo::DB::Results::Role::Struct returns database query results as structs
• Apply roles to Mojo database results with Mojo::DB::Role::ResultsRoles