xhr: start implementation

src/xhr/xhr.zig

@@ -0,0 +1,58 @@
+const std = @import("std");
+
+const generate = @import("../generate.zig");
+const EventTarget = @import("../dom/event_target.zig").EventTarget;
+
+// XHR interfaces
+// https://xhr.spec.whatwg.org/#interface-xmlhttprequest
+pub const Interfaces = generate.Tuple(.{
+    XMLHttpRequestEventTarget,
+    XMLHttpRequestUpload,
+});
+
+pub const XMLHttpRequestEventTarget = struct {
+    pub const prototype = *EventTarget;
+    pub const mem_guarantied = true;
+};
+
+pub const XMLHttpRequestUpload = struct {
+    pub const prototype = *XMLHttpRequestEventTarget;
+    pub const mem_guarantied = true;
+};
+
+pub const XMLHttpRequest = struct {
+    pub const prototype = *XMLHttpRequestEventTarget;
+    pub const mem_guarantied = true;
+
+    pub fn constructor() XMLHttpRequest {
+        return XMLHttpRequest{};
+    }
+
+    pub const UNSENT: u16 = 0;
+    pub const OPENED: u16 = 1;
+    pub const HEADERS_RECEIVED: u16 = 2;
+    pub const LOADING: u16 = 3;
+    pub const DONE: u16 = 4;
+
+    readyState: u16 = UNSENT,
+
+    pub fn get_readyState(self: *XMLHttpRequest) u16 {
+        return self.readyState;
+    }
+
+    pub fn _open(
+        self: *XMLHttpRequest,
+        method: []const u8,
+        url: []const u8,
+        asyn: ?bool,
+        username: ?[]const u8,
+        password: ?[]const u8,
+    ) !void {
+        _ = self;
+        _ = method;
+        _ = url;
+        _ = asyn;
+        _ = username;
+        _ = password;
+    }
+};