Remove unused imports

And some smaller cleanups.

src/ArenaPool.zig

@@ -18,6 +18,7 @@
 
 const std = @import("std");
 const builtin = @import("builtin");
+const log = @import("log.zig");
 
 const Allocator = std.mem.Allocator;
 const ArenaAllocator = std.heap.ArenaAllocator;
@@ -62,7 +63,7 @@ pub fn deinit(self: *ArenaPool) void {
         var it = self._leak_track.iterator();
         while (it.next()) |kv| {
             if (kv.value_ptr.* != 0) {
-                std.debug.print("ArenaPool leak detected: '{s}' count={d}\n", .{ kv.key_ptr.*, kv.value_ptr.* });
+                log.err(.bug, "ArenaPool leak", .{.name = kv.key_ptr.*, .count = kv.value_ptr.* });
                 has_leaks = true;
             }
         }
@@ -129,11 +130,11 @@ pub fn release(self: *ArenaPool, allocator: Allocator) void {
         if (self._leak_track.getPtr(entry.debug)) |count| {
             count.* -= 1;
             if (count.* < 0) {
-                std.debug.print("ArenaPool double-free detected: '{s}'\n", .{entry.debug});
+                log.err(.bug, "ArenaPool double-free", .{.name = entry.debug});
                 @panic("ArenaPool: double-free detected");
             }
         } else {
-            std.debug.print("ArenaPool release of untracked arena: '{s}'\n", .{entry.debug});
+            log.err(.bug, "ArenaPool release unknown", .{.name = entry.debug});
             @panic("ArenaPool: release of untracked arena");
         }
     }

src/Server.zig

@@ -22,7 +22,6 @@ const net = std.net;
 const posix = std.posix;
 
 const Allocator = std.mem.Allocator;
-const ArenaAllocator = std.heap.ArenaAllocator;
 
 const log = @import("log.zig");
 const App = @import("App.zig");

src/browser/Browser.zig

@@ -19,17 +19,13 @@
 const std = @import("std");
 
 const Allocator = std.mem.Allocator;
-const ArenaAllocator = std.heap.ArenaAllocator;
 
 const js = @import("js/js.zig");
-const log = @import("../log.zig");
 const App = @import("../App.zig");
 const HttpClient = @import("HttpClient.zig");
 
 const ArenaPool = App.ArenaPool;
 
-const IS_DEBUG = @import("builtin").mode == .Debug;
-
 const Session = @import("Session.zig");
 const Notification = @import("../Notification.zig");
 

src/browser/EventManager.zig

@@ -425,7 +425,7 @@ fn dispatchNode(self: *EventManager, target: *Node, event: *Event, comptime opts
         ls.deinit();
     }
 
-    const activation_state = ActivationState.create(event, target, page);
+    const activation_state = try ActivationState.create(event, target, page);
 
     // Defer runs even on early return - ensures event phase is reset
     // and default actions execute (unless prevented)
@@ -820,7 +820,7 @@ const ActivationState = struct {
 
     const Input = Element.Html.Input;
 
-    fn create(event: *const Event, target: *Node, page: *Page) ?ActivationState {
+    fn create(event: *const Event, target: *Node, page: *Page) !?ActivationState {
         if (event._type_string.eql(comptime .wrap("click")) == false) {
             return null;
         }

src/browser/HttpClient.zig

@@ -24,12 +24,10 @@ const lp = @import("lightpanda");
 const log = @import("../log.zig");
 const Net = @import("../network/http.zig");
 const Network = @import("../network/Runtime.zig");
-const Config = @import("../Config.zig");
 const URL = @import("../browser/URL.zig");
 const Notification = @import("../Notification.zig");
 const CookieJar = @import("../browser/webapi/storage/Cookie.zig").Jar;
 const Robots = @import("../network/Robots.zig");
-const RobotStore = Robots.RobotStore;
 const WebBotAuth = @import("../network/WebBotAuth.zig");
 
 const Allocator = std.mem.Allocator;

src/browser/Page.zig

@@ -43,7 +43,6 @@ const URL = @import("URL.zig");
 const Blob = @import("webapi/Blob.zig");
 const Node = @import("webapi/Node.zig");
 const Event = @import("webapi/Event.zig");
-const EventTarget = @import("webapi/EventTarget.zig");
 const CData = @import("webapi/CData.zig");
 const Element = @import("webapi/Element.zig");
 const HtmlElement = @import("webapi/element/Html.zig");
@@ -59,7 +58,6 @@ const AbstractRange = @import("webapi/AbstractRange.zig");
 const MutationObserver = @import("webapi/MutationObserver.zig");
 const IntersectionObserver = @import("webapi/IntersectionObserver.zig");
 const CustomElementDefinition = @import("webapi/CustomElementDefinition.zig");
-const storage = @import("webapi/storage/storage.zig");
 const PageTransitionEvent = @import("webapi/event/PageTransitionEvent.zig");
 const SubmitEvent = @import("webapi/event/SubmitEvent.zig");
 const NavigationKind = @import("webapi/navigation/root.zig").NavigationKind;
@@ -67,7 +65,6 @@ const KeyboardEvent = @import("webapi/event/KeyboardEvent.zig");
 const MouseEvent = @import("webapi/event/MouseEvent.zig");
 
 const HttpClient = @import("HttpClient.zig");
-const ArenaPool = App.ArenaPool;
 
 const timestamp = @import("../datetime.zig").timestamp;
 const milliTimestamp = @import("../datetime.zig").milliTimestamp;

src/browser/Runner.zig

@@ -21,12 +21,9 @@ const lp = @import("lightpanda");
 const builtin = @import("builtin");
 
 const log = @import("../log.zig");
-const App = @import("../App.zig");
 
 const Page = @import("Page.zig");
 const Session = @import("Session.zig");
-const Browser = @import("Browser.zig");
-const Factory = @import("Factory.zig");
 const HttpClient = @import("HttpClient.zig");
 
 const IS_DEBUG = builtin.mode == .Debug;

src/browser/js/Caller.zig

@@ -128,7 +128,7 @@ fn _constructor(self: *Caller, func: anytype, info: FunctionCallbackInfo) !void
     const new_this_handle = info.getThis();
     var this = js.Object{ .local = local, .handle = new_this_handle };
     if (@typeInfo(ReturnType) == .error_union) {
-        const non_error_res = res catch |err| return err;
+        const non_error_res = try res;
         this = try local.mapZigInstanceToJs(new_this_handle, non_error_res);
     } else {
         this = try local.mapZigInstanceToJs(new_this_handle, res);

src/browser/js/Context.zig

@@ -22,7 +22,6 @@ const log = @import("../../log.zig");
 
 const js = @import("js.zig");
 const Env = @import("Env.zig");
-const bridge = @import("bridge.zig");
 const Origin = @import("Origin.zig");
 const Scheduler = @import("Scheduler.zig");
 

src/browser/js/Env.zig

@@ -34,7 +34,6 @@ const Snapshot = @import("Snapshot.zig");
 const Inspector = @import("Inspector.zig");
 
 const Page = @import("../Page.zig");
-const Session = @import("../Session.zig");
 const Window = @import("../webapi/Window.zig");
 
 const JsApis = bridge.JsApis;

src/browser/js/Function.zig

@@ -21,7 +21,6 @@ const js = @import("js.zig");
 const v8 = js.v8;
 
 const log = @import("../../log.zig");
-const Session = @import("../Session.zig");
 
 const Function = @This();
 

src/browser/js/Identity.zig

@@ -32,7 +32,6 @@ const js = @import("js.zig");
 const Session = @import("../Session.zig");
 
 const v8 = js.v8;
-const Allocator = std.mem.Allocator;
 
 const Identity = @This();
 

src/browser/js/Local.zig

@@ -17,7 +17,6 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 const std = @import("std");
-const Page = @import("../Page.zig");
 const Session = @import("../Session.zig");
 const log = @import("../../log.zig");
 const string = @import("../../string.zig");
@@ -33,7 +32,6 @@ const IS_DEBUG = @import("builtin").mode == .Debug;
 
 const v8 = js.v8;
 const CallOpts = Caller.CallOpts;
-const Allocator = std.mem.Allocator;
 
 // Where js.Context has a lifetime tied to the page, and holds the
 // v8::Global<v8::Context>, this has a much shorter lifetime and holds a

src/browser/js/Promise.zig

@@ -20,8 +20,6 @@ const std = @import("std");
 const js = @import("js.zig");
 const v8 = js.v8;
 
-const Session = @import("../Session.zig");
-
 const Promise = @This();
 
 local: *const js.Local,

src/browser/markdown.zig

@@ -21,7 +21,6 @@ const std = @import("std");
 const Page = @import("Page.zig");
 const URL = @import("URL.zig");
 const TreeWalker = @import("webapi/TreeWalker.zig");
-const CData = @import("webapi/CData.zig");
 const Element = @import("webapi/Element.zig");
 const Node = @import("webapi/Node.zig");
 const isAllWhitespace = @import("../string.zig").isAllWhitespace;

src/browser/webapi/CustomElementRegistry.zig

@@ -24,7 +24,6 @@ const Page = @import("../Page.zig");
 
 const Node = @import("Node.zig");
 const Element = @import("Element.zig");
-const DOMException = @import("DOMException.zig");
 const Custom = @import("element/html/Custom.zig");
 const CustomElementDefinition = @import("CustomElementDefinition.zig");
 

src/browser/webapi/HTMLDocument.zig

@@ -18,7 +18,6 @@
 
 const std = @import("std");
 const js = @import("../js/js.zig");
-const String = @import("../../string.zig").String;
 
 const Page = @import("../Page.zig");
 const Node = @import("Node.zig");

src/browser/webapi/Selection.zig

@@ -17,7 +17,6 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 const std = @import("std");
-const log = @import("../../log.zig");
 
 const js = @import("../js/js.zig");
 const Page = @import("../Page.zig");
@@ -27,7 +26,6 @@ const Range = @import("Range.zig");
 const AbstractRange = @import("AbstractRange.zig");
 const Node = @import("Node.zig");
 const Event = @import("Event.zig");
-const Document = @import("Document.zig");
 
 /// https://w3c.github.io/selection-api/
 const Selection = @This();

src/browser/webapi/VisualViewport.zig

@@ -19,7 +19,6 @@
 const js = @import("../js/js.zig");
 const Page = @import("../Page.zig");
 const EventTarget = @import("EventTarget.zig");
-const Window = @import("Window.zig");
 
 const VisualViewport = @This();
 

src/browser/webapi/cdata/Text.zig

@@ -16,7 +16,6 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
-const String = @import("../../../string.zig").String;
 const js = @import("../../js/js.zig");
 const Page = @import("../../Page.zig");
 const CData = @import("../CData.zig");

src/browser/webapi/crypto/X25519.zig

@@ -20,7 +20,6 @@
 
 const std = @import("std");
 const lp = @import("lightpanda");
-const log = @import("../../../log.zig");
 const crypto = @import("../../../sys/libcrypto.zig");
 
 const Page = @import("../../Page.zig");

src/browser/webapi/element/html/IFrame.zig

@@ -16,7 +16,6 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
-const log = @import("../../../../log.zig");
 const js = @import("../../../js/js.zig");
 const Page = @import("../../../Page.zig");
 const Window = @import("../../Window.zig");

src/browser/webapi/element/html/Image.zig

@@ -5,10 +5,6 @@ const URL = @import("../../../URL.zig");
 const Node = @import("../../Node.zig");
 const Element = @import("../../Element.zig");
 const HtmlElement = @import("../Html.zig");
-const Event = @import("../../Event.zig");
-const log = @import("../../../../log.zig");
-
-const IS_DEBUG = @import("builtin").mode == .Debug;
 
 const Image = @This();
 _proto: *HtmlElement,

src/browser/webapi/event/CompositionEvent.zig

@@ -22,7 +22,6 @@ const js = @import("../../js/js.zig");
 const Page = @import("../../Page.zig");
 const Session = @import("../../Session.zig");
 const Event = @import("../Event.zig");
-const Allocator = std.mem.Allocator;
 
 const CompositionEvent = @This();
 

src/browser/webapi/event/PromiseRejectionEvent.zig

@@ -22,7 +22,6 @@ const js = @import("../../js/js.zig");
 const Page = @import("../../Page.zig");
 const Session = @import("../../Session.zig");
 const Event = @import("../Event.zig");
-const Allocator = std.mem.Allocator;
 
 const PromiseRejectionEvent = @This();
 

src/browser/webapi/navigation/Navigation.zig

@@ -27,8 +27,6 @@ const Page = @import("../../Page.zig");
 const Event = @import("../Event.zig");
 const EventTarget = @import("../EventTarget.zig");
 
-const IS_DEBUG = @import("builtin").mode == .Debug;
-
 // https://developer.mozilla.org/en-US/docs/Web/API/Navigation
 const Navigation = @This();
 

src/browser/webapi/navigation/NavigationHistoryEntry.zig

@@ -18,7 +18,6 @@
 
 const std = @import("std");
 const URL = @import("../URL.zig");
-const EventTarget = @import("../EventTarget.zig");
 const NavigationState = @import("root.zig").NavigationState;
 const Page = @import("../../Page.zig");
 const js = @import("../../js/js.zig");

src/browser/webapi/net/FormData.zig

@@ -22,7 +22,6 @@ const log = @import("../../../log.zig");
 
 const js = @import("../../js/js.zig");
 const Page = @import("../../Page.zig");
-const Node = @import("../Node.zig");
 const Form = @import("../element/html/Form.zig");
 const Element = @import("../Element.zig");
 const KeyValueList = @import("../KeyValueList.zig");

src/cdp/CDP.zig

@@ -25,7 +25,6 @@ const json = std.json;
 const Incrementing = @import("id.zig").Incrementing;
 
 const log = @import("../log.zig");
-const App = @import("../App.zig");
 const Notification = @import("../Notification.zig");
 
 const Client = @import("../Server.zig").Client;
@@ -35,7 +34,6 @@ const Browser = @import("../browser/Browser.zig");
 const Session = @import("../browser/Session.zig");
 const Page = @import("../browser/Page.zig");
 const Mime = @import("../browser/Mime.zig");
-const HttpClient = @import("../browser/HttpClient.zig");
 
 const InterceptState = @import("domains/fetch.zig").InterceptState;
 

src/cdp/domains/lp.zig

@@ -18,7 +18,6 @@
 
 const std = @import("std");
 const lp = @import("lightpanda");
-const log = @import("../../log.zig");
 const markdown = lp.markdown;
 const SemanticTree = lp.SemanticTree;
 const interactive = lp.interactive;

src/cdp/domains/target.zig

@@ -24,9 +24,6 @@ const log = @import("../../log.zig");
 const URL = @import("../../browser/URL.zig");
 const js = @import("../../browser/js/js.zig");
 
-// TODO: hard coded IDs
-const LOADER_ID = "LOADERID42AA389647D702B4D805F49A";
-
 pub fn processMessage(cmd: anytype) !void {
     const action = std.meta.stringToEnum(enum {
         getTargets,

src/cdp/id.zig

@@ -17,7 +17,6 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 const std = @import("std");
-const IS_DEBUG = @import("builtin").mode == .Debug;
 
 pub fn toPageId(comptime id_type: enum { frame_id, loader_id }, input: []const u8) !u32 {
     const err = switch (comptime id_type) {

src/cdp/testing.zig

@@ -19,10 +19,6 @@
 const std = @import("std");
 const json = std.json;
 const posix = std.posix;
-const Allocator = std.mem.Allocator;
-const ArenaAllocator = std.heap.ArenaAllocator;
-
-const Testing = @This();
 
 const CDP = @import("CDP.zig");
 const Server = @import("../Server.zig");

src/log.zig

@@ -49,9 +49,6 @@ const Opts = struct {
 
 pub var opts = Opts{};
 
-// synchronizes writes to the output
-var out_lock: Thread.Mutex = .{};
-
 // synchronizes access to last_log
 var last_log_lock: Thread.Mutex = .{};
 

src/mcp/router.zig

@@ -1,5 +1,4 @@
 const std = @import("std");
-const lp = @import("lightpanda");
 const protocol = @import("protocol.zig");
 const resources = @import("resources.zig");
 const Server = @import("Server.zig");

src/mcp/tools.zig

@@ -4,9 +4,7 @@ const lp = @import("lightpanda");
 const log = lp.log;
 const js = lp.js;
 
-const Element = @import("../browser/webapi/Element.zig");
 const DOMNode = @import("../browser/webapi/Node.zig");
-const Selector = @import("../browser/webapi/selector/Selector.zig");
 const protocol = @import("protocol.zig");
 const Server = @import("Server.zig");
 const CDPNode = @import("../cdp/Node.zig");

src/network/http.zig

@@ -19,7 +19,6 @@
 const std = @import("std");
 const builtin = @import("builtin");
 const posix = std.posix;
-const Allocator = std.mem.Allocator;
 const ArenaAllocator = std.heap.ArenaAllocator;
 
 const Config = @import("../Config.zig");
@@ -29,18 +28,12 @@ const log = @import("lightpanda").log;
 const assert = @import("lightpanda").assert;
 
 pub const ENABLE_DEBUG = false;
-const IS_DEBUG = builtin.mode == .Debug;
 
 pub const Blob = libcurl.CurlBlob;
 pub const WaitFd = libcurl.CurlWaitFd;
 pub const writefunc_error = libcurl.curl_writefunc_error;
 
 const Error = libcurl.Error;
-const ErrorMulti = libcurl.ErrorMulti;
-const errorFromCode = libcurl.errorFromCode;
-const errorMFromCode = libcurl.errorMFromCode;
-const errorCheck = libcurl.errorCheck;
-const errorMCheck = libcurl.errorMCheck;
 
 pub fn curl_version() [*c]const u8 {
     return libcurl.curl_version();

src/telemetry/lightpanda.zig

@@ -9,7 +9,6 @@ const App = @import("../App.zig");
 const Config = @import("../Config.zig");
 const telemetry = @import("telemetry.zig");
 const Runtime = @import("../network/Runtime.zig");
-const Connection = @import("../network/http.zig").Connection;
 
 const URL = "https://telemetry.lightpanda.io";
 const BUFFER_SIZE = 1024;