update stuff

src/lexer/lexer.c

@@ -0,0 +1,25 @@
+#include "lexer.h"
+#include "../include/error.h"
+
+ResultType(SolsLexer, charptr) createLexer(char* input) {
+    char* inputcopy = malloc(strlen(input) + 1);
+    if (inputcopy == NULL) {
+        return Error(SolsLexer, charptr, "Couldn't copy string into lexer (in createLexer() function)");
+    }
+    strcpy(inputcopy, input);
+    SolsLexer lexer = {
+        .input = inputcopy,
+        .current = 0,
+    };
+    return Success(SolsLexer, charptr, lexer);
+}
+
+ResultType(voidptr, charptr) lex(SolsLexer* lexer) {
+    if (lexer->input == NULL) {
+        return Error(voidptr, charptr, "Lexer is not initialised");
+    }
+
+    lexer->current = 0;
+
+    return Success(voidptr, charptr, NULL);
+}