2 files changed, 3 insertions, 0 deletions
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/parser/TokenType.java b/src/main/java/org/zwobble/hobgoblin/compiler/parser/TokenType.java
index bd2ce7b..0fb4750 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/parser/TokenType.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/parser/TokenType.java
@@ -7,6 +7,7 @@ enum TokenType {
 
     KEYWORD_FIELD,
     KEYWORD_STRUCT,
+    KEYWORD_SUM,
 
     SYMBOL_BRACE_OPEN,
     SYMBOL_BRACE_CLOSE,
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/parser/Tokenizer.java b/src/main/java/org/zwobble/hobgoblin/compiler/parser/Tokenizer.java
index fff1977..f3704f3 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/parser/Tokenizer.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/parser/Tokenizer.java
@@ -88,6 +88,8 @@ class Tokenizer {
             tokenType = TokenType.KEYWORD_FIELD;
         } else if (CharSequence.compare(sourceRange.charSequence(), "struct") == 0) {
             tokenType = TokenType.KEYWORD_STRUCT;
+        } else if (CharSequence.compare(sourceRange.charSequence(), "sum") == 0) {
+            tokenType = TokenType.KEYWORD_SUM;
         } else {
             tokenType = TokenType.IDENTIFIER;
         }