General: Make constructors explicit where applicable

Makes non-conversion constructors explicit to make their construction
obvious.

include/LZ77/LZLookupTable.hpp

@@ -15,7 +15,7 @@ struct LZLengthOffset {
 class LZLookupTable {
 public:
   LZLookupTable();
-  LZLookupTable(atInt32 minimumMatch, atInt32 slidingWindow = 4096, atInt32 lookAheadWindow = 18);
+  explicit LZLookupTable(atInt32 minimumMatch, atInt32 slidingWindow = 4096, atInt32 lookAheadWindow = 18);
   ~LZLookupTable();
   LZLengthOffset search(const atUint8* curPos, const atUint8* dataBegin, const atUint8* dataEnd);
   void setLookAheadWindow(atInt32 lookAheadWindow);

include/athena/DNAOp.hpp

@@ -21,8 +21,9 @@ struct PropId {
   template <class T>
   constexpr T opget() const;
   constexpr PropId() = default;
-  constexpr PropId(const char* name, uint32_t rcrc32, uint64_t crc64) : name(name), rcrc32(rcrc32), crc64(crc64) {}
+  constexpr explicit PropId(const char* name, uint32_t rcrc32, uint64_t crc64)
-  constexpr PropId(const char* name)
+  : name(name), rcrc32(rcrc32), crc64(crc64) {}
+  constexpr explicit PropId(const char* name)
   : name(name)
   , rcrc32(athena::checksums::literals::rcrc32_rec(0xFFFFFFFF, name))
   , crc64(athena::checksums::literals::crc64_rec(0xFFFFFFFFFFFFFFFF, name)) {}
@@ -41,7 +42,7 @@ constexpr uint64_t PropId::opget<uint64_t>() const {
 }
 
 namespace literals {
-constexpr PropId operator"" _propid(const char* s, size_t len) { return {s}; }
+constexpr PropId operator"" _propid(const char* s, size_t len) { return PropId{s}; }
 } // namespace literals
 
 #define AT_PROP_CASE(...) case athena::io::PropId(__VA_ARGS__).opget<typename Op::PropT>()

include/athena/FileReader.hpp

@@ -18,8 +18,8 @@
 namespace athena::io {
 class FileReader : public IStreamReader {
 public:
-  FileReader(std::string_view filename, atInt32 cacheSize = (32 * 1024), bool globalErr = true);
+  explicit FileReader(std::string_view filename, atInt32 cacheSize = (32 * 1024), bool globalErr = true);
-  FileReader(std::wstring_view filename, atInt32 cacheSize = (32 * 1024), bool globalErr = true);
+  explicit FileReader(std::wstring_view filename, atInt32 cacheSize = (32 * 1024), bool globalErr = true);
   ~FileReader() override;
 
   std::string filename() const {

include/athena/FileWriter.hpp

@@ -15,8 +15,8 @@
 namespace athena::io {
 class FileWriter : public IStreamWriter {
 public:
-  FileWriter(std::string_view filename, bool overwrite = true, bool globalErr = true);
+  explicit FileWriter(std::string_view filename, bool overwrite = true, bool globalErr = true);
-  FileWriter(std::wstring_view filename, bool overwrite = true, bool globalErr = true);
+  explicit FileWriter(std::wstring_view filename, bool overwrite = true, bool globalErr = true);
   ~FileWriter() override;
 
   std::string filename() const {
@@ -71,7 +71,7 @@ class TransactionalFileWriter : public IStreamWriter {
   atUint64 m_position = 0;
 
 public:
-  TransactionalFileWriter(std::string_view filename, bool overwrite = true, bool globalErr = true)
+  explicit TransactionalFileWriter(std::string_view filename, bool overwrite = true, bool globalErr = true)
   : m_overwrite(overwrite), m_globalErr(globalErr) {
 #if _WIN32
     m_filename = utility::utf8ToWide(filename);
@@ -79,7 +79,7 @@ public:
     m_filename = filename;
 #endif
   }
-  TransactionalFileWriter(std::wstring_view filename, bool overwrite = true, bool globalErr = true)
+  explicit TransactionalFileWriter(std::wstring_view filename, bool overwrite = true, bool globalErr = true)
   : m_overwrite(overwrite), m_globalErr(globalErr) {
 #if _WIN32
     m_filename = filename;

include/athena/MemoryReader.hpp

@@ -28,7 +28,7 @@ public:
    *   \param takeOwnership Memory will be freed with the reader if set.
    *   \param globalErr     Whether or not global errors are enabled.
    */
-  MemoryReader(const void* data, atUint64 length, bool takeOwnership = false, bool globalErr = true);
+  explicit MemoryReader(const void* data, atUint64 length, bool takeOwnership = false, bool globalErr = true);
 
   /*! \brief Sets the buffers position relative to the specified position.<br />
    *         It seeks relative to the current position by default.
@@ -92,13 +92,13 @@ public:
    *   \param data The existing buffer
    *   \param length The length of the existing buffer
    */
-  MemoryCopyReader(const void* data, atUint64 length);
+  explicit MemoryCopyReader(const void* data, atUint64 length);
 
   /*! \brief This constructor creates an instance from a file on disk.
    *
    * \param filename The file to create the stream from
    */
-  MemoryCopyReader(const std::string& filename) : m_filepath(filename) { loadData(); }
+  explicit MemoryCopyReader(const std::string& filename) : m_filepath(filename) { loadData(); }
 
   void setData(const atUint8* data, atUint64 length);
 

include/athena/MemoryWriter.hpp

@@ -111,7 +111,7 @@ public:
    *
    * @param filename The file to create the stream from
    */
-  MemoryCopyWriter(std::string_view filename);
+  explicit MemoryCopyWriter(std::string_view filename);
 
   /*! @brief Sets the buffers position relative to the specified position.<br />
    *         It seeks relative to the current position by default.

include/athena/Socket.hpp

@@ -21,7 +21,7 @@ class IPAddress {
   void resolve(const std::string& address);
 
 public:
-  IPAddress(const std::string& address) { resolve(address); }
+  explicit IPAddress(const std::string& address) { resolve(address); }
 
   uint32_t toInteger() const;
   operator bool() const { return m_valid; }
@@ -47,7 +47,7 @@ public:
   static EResult LastWSAError();
 #endif
 
-  Socket(bool blocking) : m_isBlocking(blocking) {}
+  explicit Socket(bool blocking) : m_isBlocking(blocking) {}
   ~Socket() { close(); }
 
   Socket(const Socket& other) = delete;

include/athena/YAMLCommon.hpp

@@ -166,7 +166,7 @@ struct YAMLStdStringViewReaderState {
   std::string_view::const_iterator begin;
   std::string_view::const_iterator end;
 
-  YAMLStdStringViewReaderState(std::string_view str) {
+  explicit YAMLStdStringViewReaderState(std::string_view str) {
     begin = str.begin();
     end = str.end();
   }

include/athena/YAMLDocReader.hpp

@@ -41,7 +41,7 @@ public:
   class RecordRAII {
     friend class YAMLDocReader;
     YAMLDocReader* m_r = nullptr;
-    RecordRAII(YAMLDocReader* r) : m_r(r) {}
+    explicit RecordRAII(YAMLDocReader* r) : m_r(r) {}
     RecordRAII() = default;
 
   public:
@@ -70,11 +70,11 @@ public:
   class VectorRAII {
     friend class YAMLDocReader;
     YAMLDocReader* m_r = nullptr;
-    VectorRAII(YAMLDocReader* r) : m_r(r) {}
+    explicit VectorRAII(YAMLDocReader* r) : m_r(r) {}
     VectorRAII() = default;
 
   public:
-    operator bool() const { return m_r != nullptr; }
+    explicit operator bool() const { return m_r != nullptr; }
     ~VectorRAII() {
       if (m_r)
         m_r->_leaveSubVector();

include/athena/YAMLDocWriter.hpp

@@ -20,7 +20,7 @@ class YAMLDocWriter {
   void _leaveSubVector();
 
 public:
-  YAMLDocWriter(const char* classType, athena::io::IStreamReader* reader = nullptr);
+  explicit YAMLDocWriter(const char* classType, athena::io::IStreamReader* reader = nullptr);
   ~YAMLDocWriter();
 
   yaml_emitter_t* getEmitter() { return &m_emitter; }
@@ -32,7 +32,7 @@ public:
   class RecordRAII {
     friend class YAMLDocWriter;
     YAMLDocWriter* m_w = nullptr;
-    RecordRAII(YAMLDocWriter* w) : m_w(w) {}
+    explicit RecordRAII(YAMLDocWriter* w) : m_w(w) {}
     RecordRAII() = default;
 
   public:
@@ -55,7 +55,7 @@ public:
   class VectorRAII {
     friend class YAMLDocWriter;
     YAMLDocWriter* m_w = nullptr;
-    VectorRAII(YAMLDocWriter* w) : m_w(w) {}
+    explicit VectorRAII(YAMLDocWriter* w) : m_w(w) {}
     VectorRAII() = default;
 
   public: