1 files changed, 39 insertions, 0 deletions
diff --git a/src/include/lexer.h b/src/include/lexer.h
new file mode 100644
index 0000000..36c5db8
--- /dev/null
+++ b/src/include/lexer.h
@@ -0,0 +1,39 @@
+#ifndef LEXER_H
+#define LEXER_H
+
+#include "./token.h"
+
+#include <stdbool.h>
+
+typedef struct {
+  char *source;
+  int i;
+  char c;
+
+  int row;
+  int col;
+  bool finished;
+} lexer_t;
+
+void lexer_reset(lexer_t *lexer, char *source);
+
+lexer_t *init_lexer(char *source);
+
+void lexer_move(lexer_t *lexer);
+
+void lexer_skip_whitespace(lexer_t *lexer);
+
+void lexer_skip_comment(lexer_t *lexer);
+
+token_t *lexer_collect_bool(lexer_t *lexer);
+
+token_t *lexer_collect_id(lexer_t *lexer);
+
+token_t *lexer_collect_num(lexer_t *lexer);
+
+token_t *lexer_collect_string(lexer_t *lexer);
+
+token_t *lexer_collect_next(lexer_t *lexer);
+
+void lexer_error(lexer_t *lexer);
+#endif