Add performance.enable

Signed-off-by: Francis Bouvier <francis@lightpanda.io>

src/cdp/cdp.zig

@@ -11,6 +11,7 @@ const runtime = @import("runtime.zig").runtime;
 const network = @import("network.zig").network;
 const emulation = @import("emulation.zig").emulation;
 const fetch = @import("fetch.zig").fetch;
+const performance = @import("performance.zig").performance;
 
 pub const Error = error{
     UnknonwDomain,
@@ -37,6 +38,7 @@ const Domains = enum {
     Network,
     Emulation,
     Fetch,
+    Performance,
 };
 
 // The caller is responsible for calling `free` on the returned slice.
@@ -87,6 +89,7 @@ pub fn do(
         .Network => network(alloc, id, iter.next().?, &scanner, ctx),
         .Emulation => emulation(alloc, id, iter.next().?, &scanner, ctx),
         .Fetch => fetch(alloc, id, iter.next().?, &scanner, ctx),
+        .Performance => performance(alloc, id, iter.next().?, &scanner, ctx),
     };
 }
 

src/cdp/performance.zig

@@ -0,0 +1,37 @@
+const std = @import("std");
+
+const server = @import("../server.zig");
+const Ctx = server.Cmd;
+const cdp = @import("cdp.zig");
+const result = cdp.result;
+const getMsg = cdp.getMsg;
+
+const PerformanceMethods = enum {
+    enable,
+};
+
+pub fn performance(
+    alloc: std.mem.Allocator,
+    id: ?u16,
+    action: []const u8,
+    scanner: *std.json.Scanner,
+    ctx: *Ctx,
+) ![]const u8 {
+    const method = std.meta.stringToEnum(PerformanceMethods, action) orelse
+        return error.UnknownMethod;
+
+    return switch (method) {
+        .enable => performanceEnable(alloc, id, scanner, ctx),
+    };
+}
+
+fn performanceEnable(
+    alloc: std.mem.Allocator,
+    id: ?u16,
+    scanner: *std.json.Scanner,
+    _: *Ctx,
+) ![]const u8 {
+    const msg = try getMsg(alloc, void, scanner);
+
+    return result(alloc, id orelse msg.id.?, null, null, msg.sessionID);
+}