Added INPUT, OUTPUT and DECLARE

1 files changed, 27 insertions, 0 deletions

diff --git a/include/cps/Lexer.h b/include/cps/Lexer.h
new file mode 100644
index 0000000..0ad5609
--- /dev/null
+++ b/include/cps/Lexer.h
@@ -0,0 +1,27 @@
+#pragma once
+#include <string>
+#include <iostream>
+
+namespace cps {
+
+enum Token {
+    tok_eof = -1,
+    tok_declare = -2,
+    tok_integer_kw = -3, // INTEGER
+    tok_input = -4,
+    tok_output = -5,
+    tok_identifier = -6,
+    tok_number = -7,
+    tok_assign = -8,     // <-
+    tok_colon = -9       // :
+};
+
+class Lexer {
+public:
+    std::string IdentifierStr;
+    int NumVal;
+
+    int gettok();
+};
+
+} // namespace cps