From e80f8746b1e6772632f7655846bee9daa6a7b2ef Mon Sep 17 00:00:00 2001
From: Luke <luke.wilde@live.co.uk>
Date: Thu, 22 Jul 2021 21:37:02 +0100
Subject: [PATCH] LibIMAP: Use try_parse_number instead of parse_number when
 parsing parts

This makes it so we can use Optional instead of relying on an error
number.
---
 Userland/Libraries/LibIMAP/Parser.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Userland/Libraries/LibIMAP/Parser.cpp b/Userland/Libraries/LibIMAP/Parser.cpp
index 496f9d3160..183d0d94a2 100644
--- a/Userland/Libraries/LibIMAP/Parser.cpp
+++ b/Userland/Libraries/LibIMAP/Parser.cpp
@@ -719,9 +719,9 @@ FetchCommand::DataItem Parser::parse_fetch_data_item()
             data_item.section->parts = Vector<unsigned>();
 
             while (!try_consume("]")) {
-                auto num = parse_number();
-                if (num != (unsigned)-1) {
-                    data_item.section->parts->append(num);
+                auto num = try_parse_number();
+                if (num.has_value()) {
+                    data_item.section->parts->append(num.value());
                     continue;
                 }
                 auto atom = parse_atom();