refactor: replace error propagation with direct exit codes (#24)

Author: aklinker1

src/bun.zig

@@ -6,5 +6,5 @@ pub fn main() !void {
     defer _ = gpa.deinit();
 
     const allocator = gpa.allocator();
-    utils.run_main(allocator, utils.Cmd.bun);
+    try utils.run(allocator, utils.Cmd.bun);
 }

src/bunx.zig

@@ -6,5 +6,5 @@ pub fn main() !void {
     defer _ = gpa.deinit();
 
     const allocator = gpa.allocator();
-    utils.run_main(allocator, utils.Cmd.bunx);
+    try utils.run(allocator, utils.Cmd.bunx);
 }

src/utils.zig

@@ -11,16 +11,6 @@ pub const Cmd = enum {
     bunx,
 };
 
-/// Wrapper for run that handles common errors like UserAborted
-pub fn run_main(allocator: mem.Allocator, cmd: Cmd) void {
-    run(allocator, cmd) catch |err| {
-        // Just exit gracefully for UserAborted since we already displayed an error message
-        if (err == error.UserAborted) std.process.exit(1);
-        std.debug.print("Error: {s}\n", .{@errorName(err)});
-        std.process.exit(1);
-    };
-}
-
 pub fn run(allocator: mem.Allocator, cmd: Cmd) !void {
     const is_debug = try isDebug(allocator);
     if (is_debug) std.debug.print("Executable: {}\n", .{cmd});

src/vm.zig

@@ -249,7 +249,8 @@ fn confirmInstallation(version: []const u8) !void {
         try stdout.print("{s}Bun v{s} is not installed. Run in an interactive terminal to install or set BUNV_AUTO_INSTALL=1.{s}\n", .{ c.yellow, version, c.reset });
     }
 
-    return error.UserAborted;
+    std.debug.print("Installation aborted by user\n", .{});
+    std.process.exit(1);
 }
 
 pub fn getVersionsDir(allocator: mem.Allocator, config_dir: []const u8) ![]u8 {