build.zig

const std = @import("std");

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

    const version = b.option([]const u8, "version", "Application version string") orelse "dev";

    const options = b.addOptions();
    options.addOption([]const u8, "version", version);

    const toml_dep = b.dependency("toml", .{});
    const yaml_dep = b.dependency("yaml", .{});

    const mod = b.addModule("align", .{
        .root_source_file = b.path("src/root.zig"),
        .target = target,
        .imports = &.{
            .{ .name = "toml", .module = toml_dep.module("toml") },
            .{ .name = "yaml", .module = yaml_dep.module("yaml") },
        },
    });

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

    exe.root_module.addOptions("build_options", options);

    b.installArtifact(exe);

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

    if (b.args) |args| {
        run_cmd.addArgs(args);
    }

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

    const exe_tests = b.addTest(.{ .root_module = exe.root_module });
    const run_exe_tests = b.addRunArtifact(exe_tests);

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

    // Integration tests — run the built CLI against fixture directories
    const integration_step = b.step("integration-test", "Run CLI integration tests");
    integration_step.dependOn(b.getInstallStep());

    const run_passing = b.addRunArtifact(exe);
    run_passing.setCwd(b.path("tests/fixtures/passing"));
    run_passing.expectExitCode(0);
    integration_step.dependOn(&run_passing.step);

    const run_failing = b.addRunArtifact(exe);
    run_failing.setCwd(b.path("tests/fixtures/failing"));
    run_failing.expectExitCode(1);
    integration_step.dependOn(&run_failing.step);
}