From cbc937884e3c2b32b891b0c82f2f4c97b0dbe2cc Mon Sep 17 00:00:00 2001
From: Kayne Ruse <kayneruse@gmail.com>
Date: Sat, 10 Sep 2022 19:11:16 +0100
Subject: [PATCH] Found a rare lexer bug

---
 source/lexer.c  | 2 +-
 source/parser.c | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/lexer.c b/source/lexer.c
index 5b20ce5..0efa4fd 100644
--- a/source/lexer.c
+++ b/source/lexer.c
@@ -139,7 +139,7 @@ static Token makeIntegerOrFloat(Lexer* lexer) {
 
 	while(isDigit(lexer)) advance(lexer);
 
-	if (peek(lexer) == '.') {
+	if (peek(lexer) == '.' && (peekNext(lexer) >= '0' && peekNext(lexer) <= '9')) { //BUGFIX: peekNext == digit
 		type = TOKEN_LITERAL_FLOAT;
 		advance(lexer);
 		while(isDigit(lexer)) advance(lexer);
diff --git a/source/parser.c b/source/parser.c
index 585adbb..14c4566 100644
--- a/source/parser.c
+++ b/source/parser.c
@@ -791,6 +791,11 @@ static Opcode dot(Parser* parser, Node** nodeHandle) {
 
 	parsePrecedence(parser, &node, PREC_CALL);
 
+	if (node == NULL || node->binary.right == NULL) {
+		error(parser, parser->previous, "Expected function call after dot operator");
+		return OP_EOF;
+	}
+
 	//hijack the function call, and hack in an extra parameter
 	node->binary.right->fnCall.argumentCount++;
 	node->binary.opcode = OP_DOT;