From c45b9245ae96db5fd8b264adf8dcd396538ee0d0 Mon Sep 17 00:00:00 2001
From: Adam Scott <ascott.ca@gmail.com>
Date: Tue, 3 Jan 2023 21:07:20 -0500
Subject: [PATCH] Fix parse error using Vector{2,3,4}.INF

---
 modules/gdscript/gdscript_tokenizer.cpp                     | 1 +
 .../gdscript/tests/scripts/parser/features/vector_inf.gd    | 6 ++++++
 .../gdscript/tests/scripts/parser/features/vector_inf.out   | 3 +++
 3 files changed, 10 insertions(+)
 create mode 100644 modules/gdscript/tests/scripts/parser/features/vector_inf.gd
 create mode 100644 modules/gdscript/tests/scripts/parser/features/vector_inf.out

diff --git a/modules/gdscript/gdscript_tokenizer.cpp b/modules/gdscript/gdscript_tokenizer.cpp
index 04612c6793b..e17a804003e 100644
--- a/modules/gdscript/gdscript_tokenizer.cpp
+++ b/modules/gdscript/gdscript_tokenizer.cpp
@@ -164,6 +164,7 @@ bool GDScriptTokenizer::Token::is_identifier() const {
 	switch (type) {
 		case IDENTIFIER:
 		case MATCH: // Used in String.match().
+		case CONST_INF: // Used in Vector{2,3,4}.INF
 			return true;
 		default:
 			return false;
diff --git a/modules/gdscript/tests/scripts/parser/features/vector_inf.gd b/modules/gdscript/tests/scripts/parser/features/vector_inf.gd
new file mode 100644
index 00000000000..039d51d9ed0
--- /dev/null
+++ b/modules/gdscript/tests/scripts/parser/features/vector_inf.gd
@@ -0,0 +1,6 @@
+func test():
+	var vec2: = Vector2.INF
+	var vec3: = Vector3.INF
+
+	print(vec2.x == INF)
+	print(vec3.z == INF)
diff --git a/modules/gdscript/tests/scripts/parser/features/vector_inf.out b/modules/gdscript/tests/scripts/parser/features/vector_inf.out
new file mode 100644
index 00000000000..9d111a83225
--- /dev/null
+++ b/modules/gdscript/tests/scripts/parser/features/vector_inf.out
@@ -0,0 +1,3 @@
+GDTEST_OK
+true
+true