Add parser

1 files changed, 6 insertions, 0 deletions

diff --git a/src/include/calculator.hpp b/src/include/calculator.hpp
index 8c5e97a..2362258 100644
--- a/src/include/calculator.hpp
+++ b/src/include/calculator.hpp
@@ -8,9 +8,11 @@
 
 class Calculator {
 private:
+  // Private attributes.
   LCD_I2C *display;
   Keypad *default_keypad;
   Tokenizer tokenizer = Tokenizer();
+  Token **tokens;
   char default_keypad_chars[4][4] = {
     {'1', '2', '3', '+'},
     {'4', '5', '6', '-'},
@@ -25,6 +27,10 @@ private:
   };
   uint keypad_col_pins[4] = {6, 7, 8, 9};
   uint keypad_row_pins[4] = {16, 17, 18, 19};
+  // End of private attributes.
+  // Private methods.
+  void processInputs();
+  // End of private methods.
 public:
   Calculator();
   ~Calculator();