init parser

headers/parser.h

@@ -0,0 +1,27 @@
+#ifndef PARSER_H
+#define PARSER_H
+
+#include "libft.h"
+#include "lexer.h"
+#include "errors.h"
+
+typedef enum
+{
+    TERM_LEFT,  // a in "a = b"
+    TERM_RIGHT, // b in "a = b"
+} term_type;
+
+typedef struct
+{
+    term_type type;
+    union
+    {
+        char value_char;
+        int value_int;
+        double value_double;
+    };
+} term;
+
+int parse(token *tokens, term *terms);
+
+#endif