External/pugixml
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(1) A few classes should be made non-copyable
(2) C++11 semantics should be preferred to mark classes non-copyable
(3) Added explicit to several contructors in oder to prevent implicit conversions
This commit is contained in:
Martin 2015-09-16 15:19:52 +02:00
parent d62b2541d7
commit baf4f6657a
1 changed files with 71 additions and 40 deletions
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79
src/pugixml.hpp
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@ -240,7 +240,7 @@ namespace pugi
typedef It const_iterator;
typedef It iterator;
xml_object_range(It b, It e): _begin(b), _end(e)
explicit xml_object_range(It b, It e): _begin(b), _end(e)
{
}
@ -264,9 +264,18 @@ namespace pugi
// xml_writer implementation for FILE*
class PUGIXML_CLASS xml_writer_file: public xml_writer
{
// Non-copyable semantics
#if __cplusplus >= 201103
xml_writer_file(const xml_writer_file&) = delete;
xml_writer_file& operator=(const xml_writer_file) = delete;
#else
xml_writer_file(const xml_writer_file&);
xml_writer_file& operator=(const xml_writer_file);
#endif
public:
// Construct writer from a FILE* object; void* is used to avoid header dependencies on stdio
xml_writer_file(void* file);
explicit xml_writer_file(void* file);
virtual void write(const void* data, size_t size);
@ -278,10 +287,19 @@ namespace pugi
// xml_writer implementation for streams
class PUGIXML_CLASS xml_writer_stream: public xml_writer
{
// Non-copyable semantics
#if __cplusplus >= 201103
xml_writer_stream(const xml_writer_stream&) = delete;
xml_writer_stream& operator=(const xml_writer_stream) = delete;
#else
xml_writer_stream(const xml_writer_stream&);
xml_writer_stream& operator=(const xml_writer_stream);
#endif
public:
// Construct writer from an output stream object
xml_writer_stream(std::basic_ostream<char, std::char_traits<char> >& stream);
xml_writer_stream(std::basic_ostream<wchar_t, std::char_traits<wchar_t> >& stream);
explicit xml_writer_stream(std::basic_ostream<char, std::char_traits<char> >& stream);
explicit xml_writer_stream(std::basic_ostream<wchar_t, std::char_traits<wchar_t> >& stream);
virtual void write(const void* data, size_t size);
@ -759,7 +777,7 @@ namespace pugi
xml_node_iterator();
// Construct an iterator which points to the specified node
xml_node_iterator(const xml_node& node);
explicit xml_node_iterator(const xml_node& node);
// Iterator operators
bool operator==(const xml_node_iterator& rhs) const;
@ -784,7 +802,7 @@ namespace pugi
mutable xml_attribute _wrap;
xml_node _parent;
xml_attribute_iterator(xml_attribute_struct* ref, xml_node_struct* parent);
explicit xml_attribute_iterator(xml_attribute_struct* ref, xml_node_struct* parent);
public:
// Iterator traits
@ -801,7 +819,7 @@ namespace pugi
xml_attribute_iterator();
// Construct an iterator which points to the specified attribute
xml_attribute_iterator(const xml_attribute& attr, const xml_node& parent);
explicit xml_attribute_iterator(const xml_attribute& attr, const xml_node& parent);
// Iterator operators
bool operator==(const xml_attribute_iterator& rhs) const;
@ -837,7 +855,7 @@ namespace pugi
xml_named_node_iterator();
// Construct an iterator which points to the specified node
xml_named_node_iterator(const xml_node& node, const char_t* name);
explicit xml_named_node_iterator(const xml_node& node, const char_t* name);
// Iterator operators
bool operator==(const xml_named_node_iterator& rhs) const;
@ -938,14 +956,18 @@ namespace pugi
// Document class (DOM tree root)
class PUGIXML_CLASS xml_document: public xml_node
{
private:
char_t* _buffer;
char _memory[192];
// Non-copyable semantics
#if __cplusplus >= 201103
xml_document(const xml_document&) = delete;
const xml_document& operator=(const xml_document&) = delete;
#else
xml_document(const xml_document&);
const xml_document& operator=(const xml_document&);
#endif
private:
char_t* _buffer;
char _memory[192];
void create();
void destroy();
@ -1040,17 +1062,21 @@ namespace pugi
// A single XPath variable
class PUGIXML_CLASS xpath_variable
{
// Non-copyable semantics
#if __cplusplus >= 201103
xpath_variable(const xpath_variable&) = delete;
xpath_variable& operator=(const xpath_variable&) = delete;
#else
xpath_variable(const xpath_variable&);
xpath_variable& operator=(const xpath_variable&);
#endif
friend class xpath_variable_set;
protected:
xpath_value_type _type;
xpath_variable* _next;
xpath_variable(xpath_value_type type);
// Non-copyable semantics
xpath_variable(const xpath_variable&);
xpath_variable& operator=(const xpath_variable&);
explicit xpath_variable(xpath_value_type type);
public:
// Get variable name
@ -1118,16 +1144,21 @@ namespace pugi
// A compiled XPath query object
class PUGIXML_CLASS xpath_query
{
// Non-copyable semantics
#if __cplusplus >= 201103
xpath_query(const xpath_query&) = delete;
xpath_query& operator=(const xpath_query&) = delete;
#else
xpath_query(const xpath_query&);
xpath_query& operator=(const xpath_query&);
#endif
private:
void* _impl;
xpath_parse_result _result;
typedef void (*unspecified_bool_type)(xpath_query***);
// Non-copyable semantics
xpath_query(const xpath_query&);
xpath_query& operator=(const xpath_query&);
public:
// Construct a compiled object from XPath expression.
// If PUGIXML_NO_EXCEPTIONS is not defined, throws xpath_exception on compilation errors.
@ -1223,7 +1254,7 @@ namespace pugi
// Construct XPath node from XML node/attribute
xpath_node(const xml_node& node);
xpath_node(const xml_attribute& attribute, const xml_node& parent);
explicit xpath_node(const xml_attribute& attribute, const xml_node& parent);
// Get node/attribute, if any
xml_node node() const;
@ -1271,7 +1302,7 @@ namespace pugi
xpath_node_set();
// Constructs a set from iterator range; data is not checked for duplicates and is not sorted according to provided type, so be careful
xpath_node_set(const_iterator begin, const_iterator end, type_t type = type_unsorted);
explicit xpath_node_set(const_iterator begin, const_iterator end, type_t type = type_unsorted);
// Destructor
~xpath_node_set();