const std = @import("std");
const Coverage = @import("build/Coverage.zig");

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

    // The public module. Consumers `@import("biff8")`.
    const mod = b.addModule("biff8", .{
        .root_source_file = b.path("src/root.zig"),
        .target = target,
        .optimize = optimize,
    });

    // Tests: one binary rooted at src/root.zig. `refAllDecls` in
    // root.zig's test block pulls in every file's tests through the
    // import graph.
    const tests = b.addTest(.{ .root_module = mod });
    const test_step = b.step("test", "Run all tests");
    test_step.dependOn(&b.addRunArtifact(tests).step);

    const lib = b.addLibrary(.{
        .name = "biff8",
        .root_module = b.createModule(.{
            .root_source_file = b.path("src/root.zig"),
            .target = target,
            .optimize = optimize,
        }),
    });
    const docs_step = b.step("docs", "Generate documentation");
    docs_step.dependOn(&b.addInstallDirectory(.{
        .source_dir = lib.getEmittedDocs(),
        .install_dir = .prefix,
        .install_subdir = "docs",
    }).step);

    // Coverage: `zig build coverage` (kcov, Linux x86_64/aarch64 only)
    {
        var cov = Coverage.init(b);
        const cov_mod = b.createModule(.{
            .root_source_file = b.path("src/root.zig"),
            .target = target,
            .optimize = optimize,
        });
        _ = cov.addModule(cov_mod, "biff8");
    }
}