examples: Fix examples/build.zig

examples/build.zig

@@ -1,24 +1,34 @@
 const std = @import("std");
 
+const pkg_name = "getty";
+const pkg_path = "../src/getty.zig";
+
+const examples = .{
+    "bool-serializer",
+    "bool-deserializer",
+    "seq-serializer",
+    "seq-deserializer",
+};
+
 pub fn build(b: *std.build.Builder) void {
     const target = b.standardTargetOptions(.{});
     const mode = b.standardReleaseOptions();
 
-    inline for (.{
-        "bool-serializer",
-        "bool-deserializer",
-        "seq-serializer",
-        "seq-deserializer",
-    }) |example| {
-        const exe = b.addExecutable("examples", example ++ "/main.zig");
+    inline for (examples) |e| {
+        const example_path = e ++ "/main.zig";
+        const exe_name = "example-" ++ e;
+        const run_name = "run-" ++ e;
+        const run_desc = "Run the " ++ e ++ " example";
+
+        const exe = b.addExecutable(exe_name, example_path);
         exe.setTarget(target);
         exe.setBuildMode(mode);
-        exe.addPackagePath("getty", "../src/getty.zig");
+        exe.addPackagePath(pkg_name, pkg_path);
         exe.install();
 
         const run_cmd = exe.run();
         run_cmd.step.dependOn(b.getInstallStep());
-        const run_step = b.step("run-" ++ example, "Run the " ++ example ++ " example");
+        const run_step = b.step(run_name, run_desc);
         run_step.dependOn(&run_cmd.step);
     }
 }