public/browser
1
0
Fork 0
mirror of https://github.com/lightpanda-io/browser.git synced 2025-10-29 07:03:29 +00:00
Code Issues Actions 4 Packages Projects Releases Wiki Activity

Handle CDP msg with order <id, method> and <method, id>

Browse Source 
Signed-off-by: Francis Bouvier <francis@lightpanda.io>
This commit is contained in:
Francis Bouvier
2024-05-30 17:43:01 +02:00
parent bfb9db235e
commit 3ad19dffa1
1 changed files with 25 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
src/cdp/cdp.zig
View File

@@ -43,23 +43,43 @@ pub fn do(
s: []const u8, s: []const u8,
ctx: *Ctx, ctx: *Ctx,
) ![]const u8 { ) ![]const u8 {
// JSON scanner
var scanner = std.json.Scanner.initCompleteInput(alloc, s); var scanner = std.json.Scanner.initCompleteInput(alloc, s);
defer scanner.deinit(); defer scanner.deinit();
std.debug.assert(try scanner.next() == .object_begin); std.debug.assert(try scanner.next() == .object_begin);
try checkKey("id", (try scanner.next()).string); // handle 2 possible orders:
const id = try std.fmt.parseUnsigned(u64, (try scanner.next()).number, 10); // - id, method <...>
// - method, id <...>
try checkKey("method", (try scanner.next()).string); var id_key = (try scanner.next()).string;
const method_name = (try scanner.next()).string; var id_token = try scanner.next();
var method_key = (try scanner.next()).string;
var method_token = try scanner.next();
// check swap order
if (!std.mem.eql(u8, id_key, "id")) {
const swap_key = method_key;
const swap_token = method_token;
method_key = id_key;
method_token = id_token;
id_key = swap_key;
id_token = swap_token;
}
try checkKey(id_key, "id");
try checkKey(method_key, "method");
// retrieve id and method
const id = try std.fmt.parseUnsigned(u64, id_token.number, 10);
const method_name = method_token.string;
std.log.debug("cmd: id {any}, method {s}", .{ id, method_name }); std.log.debug("cmd: id {any}, method {s}", .{ id, method_name });
// retrieve domain from method
var iter = std.mem.splitScalar(u8, method_name, '.'); var iter = std.mem.splitScalar(u8, method_name, '.');
const domain = std.meta.stringToEnum(Domains, iter.first()) orelse const domain = std.meta.stringToEnum(Domains, iter.first()) orelse
return error.UnknonwDomain; return error.UnknonwDomain;
// select corresponding domain
return switch (domain) { return switch (domain) {
.Browser => browser(alloc, id, iter.next().?, &scanner, ctx), .Browser => browser(alloc, id, iter.next().?, &scanner, ctx),
.Target => target(alloc, id, iter.next().?, &scanner, ctx), .Target => target(alloc, id, iter.next().?, &scanner, ctx),