created the parser dir test to avoid having a

bunch of "unrelated" tests in one file

test/parser/let.cpp

@@ -1,11 +1,11 @@
-#include "parser/parser.hpp"
+#include "ast/statements/let.hpp"
 
 #include "ast/ast.hpp"
-#include "ast/statements/let.hpp"
 #include "lexer/lexer.hpp"
+#include "parser/parser.hpp"
+#include "utils.hpp"
 
 #include <doctest.h>
-#include <iostream>
 #include <sstream>
 
 void test_let_statement(ast::statement* stmt, const std::string name) {
@@ -57,18 +57,6 @@ void test_failing_let_parsing(
     delete program;
 }
 
-void check_parser_errors(const std::vector<ast::error::error*>& errors) {
-    if (errors.empty())
-        return;
-
-    std::cerr << "parser has " << errors.size() << " errors:\n";
-    for (const auto& error : errors)
-        std::cerr << '\t' << error->what() << "\n";
-
-    // Use doctest's FAIL macro to immediately stop
-    FAIL_CHECK("Parser had errors. See stderr for details.");
-}
-
 TEST_CASE("Malformed let statement (checking for memory leaks)") {
     SUBCASE("Second token not identifier") {
         test_failing_let_parsing("let 5 = 5;", {token::type::IDENTIFIER});

test/parser/utils.cpp

@@ -0,0 +1,15 @@
+#include "utils.hpp"
+
+#include <iostream>
+
+void check_parser_errors(const std::vector<ast::error::error*>& errors) {
+    if (errors.empty())
+        return;
+
+    std::cerr << "parser has " << errors.size() << " errors:\n";
+    for (const auto& error : errors)
+        std::cerr << '\t' << error->what() << "\n";
+
+    // Use doctest's FAIL macro to immediately stop
+    FAIL_CHECK("Parser had errors. See stderr for details.");
+}

test/parser/utils.hpp

@@ -0,0 +1,6 @@
+#include "ast/errors/error.hpp"
+
+#include <doctest.h>
+#include <vector>
+
+void check_parser_errors(const std::vector<ast::error::error*>& errors);