Golang News

The Go 1.18 generics landscape

Fri, 04 Feb 2022 09:44:00 +0000

A fairly complete presentation about Go 1.18 generics including examples, planned changes for future releases, writing generics code, defining constraints, new library packages, and generics examples for generics Map() / Reduce() / Filter() and a type-safe Set implementation. 4 points posted by FGM

Plotting go test coverage over time #testing #howto #observability

Sun, 16 Jan 2022 20:24:00 +0000

The Go SDK has been including test coverage reports since Go 1.2.

How can we obtain a time graph of test coverage, without needing a SaaS service? Enter https://gitlab.com/fgmarand/gocoverstats ...

4 points posted by FGM

Bundling templates with embed #embed #howto #assets

Mon, 03 Jan 2022 12:47:00 +0000

If you've been embedding assets or templates with rakyll/statik, markbates/pkger or any other bundler, you will probably want to convert to the new embed package brought by Go 1.16 to replace them all. This article, following one about pkger, explains how, going through the exact same steps to make converting easier. 4 points posted by FGM

Creating CLI commands, subcommands and flags with google/subcommands #cli

Sun, 06 Mar 2022 13:35:00 +0000

How to create CLI programs with multiple commands, flags and subcommands, and do it fast and simply?

google/subcommands makes it a breeze.

Let us see how.

3 points posted by FGM

Bundling templates with pkger #assets, #pkger

Tue, 06 Oct 2020 07:53:00 +0000

Resource embedding tools like pkger allow developers to include static assets and other unpublished files like templates in their executable programs. Let’s see how.

4 points posted by FGM

A PHP-compatible CRC32 version in Go

Fri, 28 Aug 2020 16:09:00 +0000

A PHP-compatible CRC32 version in Go

4 points posted by FGM

How to debug a second test run ? #test #testing #delve #goland #debugging

Thu, 09 Jun 2022 11:22:00 +0000

Sometimes, tests can succeed on the first run and fail on subsequent ones, or with the -shuffle flag. But then, how can one debug them using the builtin Delve in GoLand while run configurations only run tests once ? 1 points posted by FGM

Comment déboguer la seconde exécution d'un test #delve #goland #debugging

Wed, 01 Jun 2022 17:36:00 +0000

Parfois, des tests peuvent réussir à la première passe et échouer à la suivante, ou dans un autre ordre. Mais comment les déboguer avec Delve et GoLand alors que les configurations d'exécution n'exécutent les tests qu'une seule fois ? 1 points posted by FGM