build.zig for Catch2

Provides a package to be used by the zig package manager for C++ programs.

Status

Building with Zig 0.15 will be possible once this issue is resolved: Build fails on clang 20

Refname	Catch2 version	Zig 0.15.x	Zig 0.14.x	Zig 0.13.x	Zig 0.12.x
master	v3.8.1	❌	✅	❌	❌
3.8.0+1	v3.8.0	❌	✅	❌	❌
3.8.0	v3.8.0	❌	❌	✅	✅
3.7.1+1	v3.7.1	❌	❌	✅	✅

Use

Add the dependency in your build.zig.zon by running the following command:

zig fetch --save git+https://github.com/allyourcodebase/catch2#master

Then, in your build.zig:

const catch2_dep = b.dependency("catch2", { .target = target, .optimize = optimize });
const catch2_lib = catch2_dep.artifact("Catch2");
const catch2_main = catch2_dep.artifact("Catch2WithMain");
// wherever needed:
exe.linkLibrary(catch2_lib);
exe.linkLibrary(catch2_main);

A complete usage demonstration is provided in the example directory