add a spinner to oizys dry

pkgs/oizys/oizys-zig/build.zig

@@ -11,7 +11,8 @@ pub fn build(b: *std.Build) void {
         .target = target,
         .optimize = optimize,
     });
-    exe.root_module.addImport("yazap", b.dependency("yazap", .{ .target = target }).module("yazap"));
+    exe.root_module.addImport("yazap", b.dependency("yazap", .{}).module("yazap"));
+    exe.root_module.addImport("donuts", b.dependency("donuts", .{}).module("donuts"));
     b.installArtifact(exe);
 
     const run_cmd = b.addRunArtifact(exe);

pkgs/oizys/oizys-zig/build.zig.zon

@@ -6,6 +6,10 @@
             .url = "git+https://github.com/prajwalch/yazap.git#341750ff62e3102da4a7f8233920aebace1fc337",
             .hash = "1220fa71798c994044a987cbde6e73af76bfc402117a61971ccf48f4af4b7154e8d3",
         },
+        .donuts = .{
+            .url = "git+https://github.com/daylinmorgan/donuts.git#b454b9c1fa3084e6d1431f399d133afe31d4235a",
+            .hash = "1220b6bf5f90c96bd9ac86d989aa1afd605522463afa7f8f372cdf24fac65a5eed99",
+        },
     },
     .paths = .{""},
 }

pkgs/oizys/oizys-zig/build.zig.zon2json-lock

@@ -3,5 +3,10 @@
     "name": "yazap",
     "url": "git+https://github.com/prajwalch/yazap.git#341750ff62e3102da4a7f8233920aebace1fc337",
     "hash": "sha256-nNhFpay+xk0Ix3GAT1fZ2q/bD9AAx7Xkl4X7QxlzK0M="
+  },
+  "1220b6bf5f90c96bd9ac86d989aa1afd605522463afa7f8f372cdf24fac65a5eed99": {
+    "name": "donuts",
+    "url": "git+https://github.com/daylinmorgan/donuts.git#b454b9c1fa3084e6d1431f399d133afe31d4235a",
+    "hash": "sha256-q3FcUMdhpiyoqlwj5FbIVdUszeAoYzVFzGTgfWzm/pU="
   }
 }

pkgs/oizys/oizys-zig/src/Oizys.zig

@@ -2,6 +2,7 @@ const Oizys = @This();
 const std = @import("std");
 const ArgMatches = @import("yazap").ArgMatches;
 const Allocator = std.mem.Allocator;
+const Donuts = @import("donuts").Donuts;
 
 allocator: Allocator,
 flake: []const u8,
@@ -178,10 +179,17 @@ const DryResult = struct {
 };
 
 pub fn dry(self: *Oizys) !void {
+    var sp = Donuts(std.io.getStdOut()).init(
+        "evaluating...",
+        .{ .style = .dots },
+        .{},
+    );
+    try sp.start();
     const cmd_output = try std.ChildProcess.run(.{
         .allocator = self.allocator,
         .argv = &.{ "nix", "build", self.output, "--dry-run" },
     });
+    try sp.stop(.{ .message = "done." });
     defer self.allocator.free(cmd_output.stdout);
     defer self.allocator.free(cmd_output.stderr);
     var result = try DryResult.parse(self.allocator, cmd_output.stderr);

pkgs/oizys/oizys-zig/src/main.zig

@@ -24,5 +24,4 @@ pub fn main() !void {
     var oizys = try Oizys.init(allocator, cli.matches, cli.forward);
     defer oizys.deinit();
     try oizys.run();
-
 }