Add null literal

2024-03-19 16:33:13 -04:00
parent 60d27f09d7
commit 97eeae0c1a
9 changed files with 59 additions and 0 deletions
--- a/token/token.go
+++ b/token/token.go
@@ -52,6 +52,7 @@ const (
 	LET      = "LET"
 	TRUE     = "TRUE"
 	FALSE    = "FALSE"
+	NULL     = "NULL"
 	IF       = "IF"
 	ELSE     = "ELSE"
 	RETURN   = "RETURN"
@@ -64,6 +65,7 @@ var keywords = map[string]TokenType{
 	"true":   TRUE,
 	"false":  FALSE,
 	"if":     IF,
+	"null":   NULL,
 	"else":   ELSE,
 	"return": RETURN,
 	"while":  WHILE,