From 97c4344f33ba1e030c0ebe657b550127b27f93b5 Mon Sep 17 00:00:00 2001
From: Nico Weber <thakis@chromium.org>
Date: Sun, 26 Jul 2020 16:37:23 -0400
Subject: CppLexer: Add token types for "<", "<=", "<<", "<<=", "<>"

---
 Libraries/LibGUI/CppLexer.cpp | 30 ++++++++++++++++++++++++++++++
 Libraries/LibGUI/CppLexer.h   | 11 +++++++++++
 2 files changed, 41 insertions(+)

diff --git a/Libraries/LibGUI/CppLexer.cpp b/Libraries/LibGUI/CppLexer.cpp
index 4631a9185e..6f9cc1e101 100644
--- a/Libraries/LibGUI/CppLexer.cpp
+++ b/Libraries/LibGUI/CppLexer.cpp
@@ -342,6 +342,32 @@ Vector<CppToken> CppLexer::lex()
             emit_token(CppToken::Type::RightBracket);
             continue;
         }
+        if (ch == '<') {
+            begin_token();
+            consume();
+            if (peek() == '<') {
+                consume();
+                if (peek() == '=') {
+                    consume();
+                    commit_token(CppToken::Type::LessLessEquals);
+                    continue;
+                }
+                commit_token(CppToken::Type::LessLess);
+                continue;
+            }
+            if (peek() == '=') {
+                consume();
+                commit_token(CppToken::Type::LessEquals);
+                continue;
+            }
+            if (peek() == '>') {
+                consume();
+                commit_token(CppToken::Type::LessGreater);
+                continue;
+            }
+            commit_token(CppToken::Type::Less);
+            continue;
+        }
         if (ch == ',') {
             emit_token(CppToken::Type::Comma);
             continue;
@@ -358,6 +384,10 @@ Vector<CppToken> CppLexer::lex()
             emit_token_equals(CppToken::Type::Asterisk, CppToken::Type::AsteriskEquals);
             continue;
         }
+        if (ch == '%') {
+            emit_token_equals(CppToken::Type::Percent, CppToken::Type::PercentEquals);
+            continue;
+        }
         if (ch == '=') {
             emit_token_equals(CppToken::Type::Equals, CppToken::Type::EqualsEquals);
             continue;
diff --git a/Libraries/LibGUI/CppLexer.h b/Libraries/LibGUI/CppLexer.h
index cc0c76ecb6..4a7d077daa 100644
--- a/Libraries/LibGUI/CppLexer.h
+++ b/Libraries/LibGUI/CppLexer.h
@@ -43,6 +43,15 @@ namespace GUI {
     __TOKEN(RightCurly)            \
     __TOKEN(LeftBracket)           \
     __TOKEN(RightBracket)          \
+    __TOKEN(Less)                  \
+    __TOKEN(Greater)               \
+    __TOKEN(LessEquals)            \
+    __TOKEN(GreaterEquals)         \
+    __TOKEN(LessLess)              \
+    __TOKEN(GreaterGreater)        \
+    __TOKEN(LessLessEquals)        \
+    __TOKEN(GreaterGreaterEquals)  \
+    __TOKEN(LessGreater)           \
     __TOKEN(Comma)                 \
     __TOKEN(Plus)                  \
     __TOKEN(PlusEquals)            \
@@ -52,6 +61,8 @@ namespace GUI {
     __TOKEN(AsteriskEquals)        \
     __TOKEN(Slash)                 \
     __TOKEN(SlashEquals)           \
+    __TOKEN(Percent)               \
+    __TOKEN(PercentEquals)         \
     __TOKEN(Equals)                \
     __TOKEN(EqualsEquals)          \
     __TOKEN(Semicolon)             \
-- 
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