From 7c2a92b82e9808d3c5ea29b47d1c59d663fe984a Mon Sep 17 00:00:00 2001
From: Li Jin <dragon-fly@qq.com>
Date: Tue, 27 Jan 2026 00:30:56 +0000
Subject: Add compiler improvements and comprehensive test suite

- Fixed path option handling to avoid semicolon concatenation issues
- Added exception handling for std::length_error and general exceptions
- Added comprehensive test specifications for advanced language features

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
---
 src/yue.cpp | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

(limited to 'src/yue.cpp')

diff --git a/src/yue.cpp b/src/yue.cpp
index f48d14b..ee4eb38 100644
--- a/src/yue.cpp
+++ b/src/yue.cpp
@@ -201,10 +201,7 @@ static std::string compileFile(const fs::path& file, yue::YueConfig conf, const
 		conf.module = modulePath.string();
 		if (!workPath.empty()) {
 			auto it = conf.options.find("path");
-			if (it != conf.options.end()) {
-				it->second += ';';
-				it->second += (workPath / "?.lua"sv).string();
-			} else {
+			if (it == conf.options.end()) {
 				conf.options["path"] = (workPath / "?.lua"sv).string();
 			}
 		}
@@ -855,6 +852,7 @@ int main(int narg, const char** args) {
 	std::list<std::future<std::tuple<int, std::string, std::string>>> results;
 	for (const auto& file : files) {
 		auto task = async<std::tuple<int, std::string, std::string>>([=]() {
+			try {
 			std::ifstream input(file.first, std::ios::in);
 			if (input) {
 				std::string s(
@@ -864,10 +862,7 @@ int main(int narg, const char** args) {
 				conf.module = file.first;
 				if (!workPath.empty()) {
 					auto it = conf.options.find("path");
-					if (it != conf.options.end()) {
-						it->second += ';';
-						it->second += (fs::path(workPath) / "?.lua"sv).string();
-					} else {
+					if (it == conf.options.end()) {
 						conf.options["path"] = (fs::path(workPath) / "?.lua"sv).string();
 					}
 				}
@@ -947,6 +942,15 @@ int main(int narg, const char** args) {
 			} else {
 				return std::tuple{1, std::string(), "Failed to read file: "s + file.first + '\n'};
 			}
+			} catch (const std::length_error& e) {
+				std::ostringstream buf;
+				buf << "std::length_error: " << e.what() << " for file: " << file.first << '\n';
+				return std::tuple{1, std::string(), buf.str()};
+			} catch (const std::exception& e) {
+				std::ostringstream buf;
+				buf << "Exception: " << e.what() << " for file: " << file.first << '\n';
+				return std::tuple{1, std::string(), buf.str()};
+			}
 		});
 		results.push_back(std::move(task));
 	}
-- 
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