Fixed arguments statement

src/main.zig

@@ -14,9 +14,11 @@ pub fn main() !void {
 
     const args = try std.process.argsAlloc(allocator);
     defer std.process.argsFree(allocator, args);
-
-    if (eql(u8, args[1], "help")) {
-        dbg_print("Help :)\n", .{});
+    
+    if (args.len > 1) {
+        if (eql(u8, args[1], "help")) {
+            dbg_print("Help :)\n", .{});
+        }
     }
 
     const data = try url.fetch(allocator, "https://tidal.401658.xyz/track/?id=286266927&quality=LOSSLESS");
@@ -24,4 +26,4 @@ pub fn main() !void {
 
     try json.extract(allocator, data);
 
-}
+}

src/url.zig

@@ -1,4 +1,5 @@
 const std = @import("std");
+
 const dbg_print = std.debug.print;
 
 
@@ -24,6 +25,10 @@ pub fn fetch(allocator: std.mem.Allocator, url: []const u8) ![]u8 {
 
     const body = try req.reader().readAllAlloc(allocator, 1024 * 64);
 
-    return body;
+    if (req.response.status == .ok) {
+        return body;
+    }else{
+        return error.Unexpected;
+    }
 }