build.zig

const std = @import("std");

pub fn build(b: *std.Build) void {
    const target = b.standardTargetOptions(.{});
    const optimize = b.standardOptimizeOption(.{});

    const vaxis_dep = b.dependency("vaxis", .{ .target = target, .optimize = optimize });
    const vaxis_mod = vaxis_dep.module("vaxis");

    const mod = b.addModule("zest", .{
        .root_source_file = b.path("src/root.zig"),
        .target = target,
        .imports = &.{
            .{ .name = "vaxis", .module = vaxis_mod },
        },
    });

    const exe = b.addExecutable(.{
        .name = "zest",
        .root_module = b.createModule(.{
            .root_source_file = b.path("src/main.zig"),
            .target = target,
            .optimize = optimize,
            .imports = &.{
                .{ .name = "zest", .module = mod },
                .{ .name = "vaxis", .module = vaxis_mod },
            },
        }),
    });

    b.installArtifact(exe);

    const run_cmd = b.addRunArtifact(exe);
    run_cmd.step.dependOn(b.getInstallStep());
    if (b.args) |args| run_cmd.addArgs(args);
    b.step("run", "Run the app").dependOn(&run_cmd.step);

    const mod_tests = b.addTest(.{ .root_module = mod });
    const run_mod_tests = b.addRunArtifact(mod_tests);

    const test_step = b.step("test", "Run unit tests");
    test_step.dependOn(&run_mod_tests.step);

    // --- Benchmarks ---------------------------------------------------------
    //
    // `zig build bench` runs the micro-benchmark harness. Built in
    // ReleaseFast so the measurements aren't dominated by the debug
    // safety checks; release-mode is the mode the performance targets
    // in the README quote against.
    const bench_exe = b.addExecutable(.{
        .name = "bench",
        .root_module = b.createModule(.{
            .root_source_file = b.path("bench/main.zig"),
            .target = target,
            .optimize = .ReleaseFast,
            .imports = &.{
                .{ .name = "zest", .module = mod },
                .{ .name = "vaxis", .module = vaxis_mod },
            },
        }),
    });
    const bench_run = b.addRunArtifact(bench_exe);
    if (b.args) |args| bench_run.addArgs(args);
    b.step("bench", "Run the micro-benchmark harness in ReleaseFast")
        .dependOn(&bench_run.step);
}