Remove lib

build.zig

@@ -15,19 +15,6 @@ pub fn build(b: *std.Build) void {
     // set a preferred release mode, allowing the user to decide how to optimize.
     const optimize = b.standardOptimizeOption(.{});
 
-    // This creates a "module", which represents a collection of source files alongside
-    // some compilation options, such as optimization mode and linked system libraries.
-    // Every executable or library we compile will be based on one or more modules.
-    const lib_mod = b.createModule(.{
-        // `root_source_file` is the Zig "entry point" of the module. If a module
-        // only contains e.g. external object files, you can make this `null`.
-        // In this case the main source file is merely a path, however, in more
-        // complicated build scripts, this could be a generated file.
-        .root_source_file = b.path("src/root.zig"),
-        .target = target,
-        .optimize = optimize,
-    });
-
     // We will also create a module for our other entry point, 'main.zig'.
     const exe_mod = b.createModule(.{
         // `root_source_file` is the Zig "entry point" of the module. If a module
@@ -39,25 +26,6 @@ pub fn build(b: *std.Build) void {
         .optimize = optimize,
     });
 
-    // Modules can depend on one another using the `std.Build.Module.addImport` function.
-    // This is what allows Zig source code to use `@import("foo")` where 'foo' is not a
-    // file path. In this case, we set up `exe_mod` to import `lib_mod`.
-    exe_mod.addImport("zaprus_lib", lib_mod);
-
-    // Now, we will create a static library based on the module we created above.
-    // This creates a `std.Build.Step.Compile`, which is the build step responsible
-    // for actually invoking the compiler.
-    const lib = b.addLibrary(.{
-        .linkage = .static,
-        .name = "zaprus",
-        .root_module = lib_mod,
-    });
-
-    // This declares intent for the library to be installed into the standard
-    // location when the user invokes the "install" step (the default step when
-    // running `zig build`).
-    b.installArtifact(lib);
-
     // This creates another `std.Build.Step.Compile`, but this one builds an executable
     // rather than a static library.
     const exe = b.addExecutable(.{
@@ -93,14 +61,6 @@ pub fn build(b: *std.Build) void {
     const run_step = b.step("run", "Run the app");
     run_step.dependOn(&run_cmd.step);
 
-    // Creates a step for unit testing. This only builds the test executable
-    // but does not run it.
-    const lib_unit_tests = b.addTest(.{
-        .root_module = lib_mod,
-    });
-
-    const run_lib_unit_tests = b.addRunArtifact(lib_unit_tests);
-
     const exe_unit_tests = b.addTest(.{
         .root_module = exe_mod,
     });
@@ -111,6 +71,5 @@ pub fn build(b: *std.Build) void {
     // the `zig build --help` menu, providing a way for the user to request
     // running the unit tests.
     const test_step = b.step("test", "Run unit tests");
-    test_step.dependOn(&run_lib_unit_tests.step);
     test_step.dependOn(&run_exe_unit_tests.step);
 }

src/main.zig

@@ -25,10 +25,6 @@ test "simple test" {
     try std.testing.expectEqual(@as(i32, 42), list.pop());
 }
 
-test "use other module" {
-    try std.testing.expectEqual(@as(i32, 150), lib.add(100, 50));
-}
-
 test "fuzz example" {
     const Context = struct {
         fn testOne(context: @This(), input: []const u8) anyerror!void {
@@ -41,6 +37,3 @@ test "fuzz example" {
 }
 
 const std = @import("std");
-
-/// This imports the separate module containing `root.zig`. Take a look in `build.zig` for details.
-const lib = @import("zaprus_lib");

src/root.zig

@@ -1,13 +0,0 @@
-//! By convention, root.zig is the root source file when making a library. If
-//! you are making an executable, the convention is to delete this file and
-//! start with main.zig instead.
-const std = @import("std");
-const testing = std.testing;
-
-pub export fn add(a: i32, b: i32) i32 {
-    return a + b;
-}
-
-test "basic add functionality" {
-    try testing.expect(add(3, 7) == 10);
-}