Method AddScriptFromFile

Sources/Jazz2/Scripting/ScriptLoader.cpp:65–334

	}

	ScriptContextType ScriptLoader::AddScriptFromFile(StringView path, const HashMap<String, bool>& definedSymbols)
	{
		String absolutePath = fs::GetAbsolutePath(path);
		if (absolutePath.empty()) {
			return ScriptContextType::Unknown;
		}

		// Include each file only once
		auto it = _includedFiles.find(absolutePath);
		if (it != _includedFiles.end()) {
			return ScriptContextType::AlreadyIncluded;
		}
		_includedFiles.emplace(absolutePath, true);

		auto s = fs::Open(absolutePath, FileAccess::Read);
		if (s->GetSize() <= 0) {
			return ScriptContextType::Unknown;
		}

		String scriptContent(NoInit, s->GetSize());
		s->Read(scriptContent.data(), s->GetSize());
		s->Dispose();

		ScriptContextType contextType = ScriptContextType::Legacy;
		SmallVector<String, 4> metadata;
		SmallVector<String, 0> includes;
		String currentClass, currentNamespace, metadataName, metadataDeclaration;
		std::int32_t scriptSize = (std::int32_t)scriptContent.size();

		// First perform the checks for #if directives to exclude code that shouldn't be compiled
		std::int32_t pos = 0;
		std::int32_t nested = 0;
		while (pos < scriptSize) {
			std::uint32_t len = 0;
			asETokenClass t = _engine->ParseToken(&scriptContent[pos], scriptSize - pos, &len);
			if (t == asTC_UNKNOWN && scriptContent[pos] == '#' && (pos + 1 < scriptSize)) {
				std::int32_t start = pos++;

				t = _engine->ParseToken(&scriptContent[pos], scriptSize - pos, &len);

				StringView token = scriptContent.slice(pos, pos + len);
				pos += len;

				if (token == "if"_s) {
					t = _engine->ParseToken(&scriptContent[pos], scriptSize - pos, &len);
					if (t == asTC_WHITESPACE) {
						pos += len;
						t = _engine->ParseToken(&scriptContent[pos], scriptSize - pos, &len);
					}

					if (t == asTC_IDENTIFIER) {
						StringView word = scriptContent.slice(pos, pos + len);
						pos += len;

						auto it = definedSymbols.find(String::nullTerminatedView(word));
						bool defined = (it != definedSymbols.end() && it->second);

						for (std::int32_t i = start; i < pos; i++) {