Make status helpers swallow errors

It generally isn't helpful for functions like exists to throw an error
if the file doesn't exist.

src/cpfs.cpp

@@ -193,9 +193,10 @@ std::chrono::system_clock::time_point Status::ctime() const { return GET_STAT_TI
 	{ \
 		return status(path, ec).cond; \
 	} \
-	bool func_name(const Path &path) \
+	bool func_name(const Path &path) noexcept \
 	{ \
-		return status(path).cond; \
+		std::error_code ec; \
+		return status(path, ec).cond; \
 	}
 
 STATUS_WRAPPER(exists, type() != FileType::NotFound)

src/cpfs.hpp

@@ -200,15 +200,15 @@ Status status(const Path &path);
 
 // Checks if the path exists.
 bool exists(const Path &path, std::error_code &ec) noexcept;
-bool exists(const Path &path);
+bool exists(const Path &path) noexcept;
 
 // Checks if the paths points to an existing regular file.
 bool is_file(const Path &path, std::error_code &ec) noexcept;
-bool is_file(const Path &path);
+bool is_file(const Path &path) noexcept;
 
 // Checks if the path points to an existing directory.
 bool is_directory(const Path &path, std::error_code &ec) noexcept;
-bool is_directory(const Path &path);
+bool is_directory(const Path &path) noexcept;
 
 
 // Attempts to creates a directory at the specified path.