yaml-cpp/src/contrib/graphbuilderadapter.h
Ted Lyngmo 3f4bdb9878 Make pseudo enum classes into proper enum classes
This changes some constructs like this

    struct FmtScope {
      enum value { Local, Global };
    };
    struct GroupType {
      enum value { NoType, Seq, Map };
    };
    struct FlowType {
      enum value { NoType, Flow, Block };
    };

into this

    enum class FmtScope { Local, Global };
    enum class GroupType { NoType, Seq, Map };
    enum class FlowType { NoType, Flow, Block };

The full list of pseudo enum classes now turned into real enum classes:

enum class State { WaitingForSequenceEntry, WaitingForKey, WaitingForValue };
enum class EmitterNodeType { NoType, Property, Scalar, FlowSeq, BlockSeq, FlowMap, BlockMap };
enum class Type { Verbatim, PrimaryHandle, NamedHandle };
enum class EmitterStyle { Default, Block, Flow };
enum class iterator_type { NoneType, Sequence, Map };
enum class NodeType { Undefined, Null, Scalar, Sequence, Map };
enum class CollectionType { NoCollection, BlockMap, BlockSeq, FlowMap, FlowSeq, CompactMap };
enum class FmtScope { Local, Global };
enum class GroupType { NoType, Seq, Map };
enum class FlowType { NoType, Flow, Block };
enum class StringFormat { Plain, SingleQuoted, DoubleQuoted, Literal };
enum class StringEscaping { None, NonAscii, JSON };

Signed-off-by: Ted Lyngmo <ted@lyncon.se>
2021-04-23 10:15:50 +02:00

88 lines
2.7 KiB
C++

#ifndef GRAPHBUILDERADAPTER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define GRAPHBUILDERADAPTER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#if defined(_MSC_VER) || \
(defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
(__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif
#include <cstdlib>
#include <map>
#include <stack>
#include "yaml-cpp/anchor.h"
#include "yaml-cpp/contrib/anchordict.h"
#include "yaml-cpp/contrib/graphbuilder.h"
#include "yaml-cpp/emitterstyle.h"
#include "yaml-cpp/eventhandler.h"
namespace YAML {
class GraphBuilderInterface;
struct Mark;
} // namespace YAML
namespace YAML {
class GraphBuilderAdapter : public EventHandler {
public:
GraphBuilderAdapter(GraphBuilderInterface& builder)
: m_builder(builder),
m_containers{},
m_anchors{},
m_pRootNode(nullptr),
m_pKeyNode(nullptr) {}
GraphBuilderAdapter(const GraphBuilderAdapter&) = delete;
GraphBuilderAdapter(GraphBuilderAdapter&&) = delete;
GraphBuilderAdapter& operator=(const GraphBuilderAdapter&) = delete;
GraphBuilderAdapter& operator=(GraphBuilderAdapter&&) = delete;
virtual void OnDocumentStart(const Mark& mark) { (void)mark; }
virtual void OnDocumentEnd() {}
virtual void OnNull(const Mark& mark, anchor_t anchor);
virtual void OnAlias(const Mark& mark, anchor_t anchor);
virtual void OnScalar(const Mark& mark, const std::string& tag,
anchor_t anchor, const std::string& value);
virtual void OnSequenceStart(const Mark& mark, const std::string& tag,
anchor_t anchor, EmitterStyle style);
virtual void OnSequenceEnd();
virtual void OnMapStart(const Mark& mark, const std::string& tag,
anchor_t anchor, EmitterStyle style);
virtual void OnMapEnd();
void* RootNode() const { return m_pRootNode; }
private:
struct ContainerFrame {
ContainerFrame(void* pSequence)
: pContainer(pSequence), pPrevKeyNode(&sequenceMarker) {}
ContainerFrame(void* pMap, void* pPreviousKeyNode)
: pContainer(pMap), pPrevKeyNode(pPreviousKeyNode) {}
void* pContainer;
void* pPrevKeyNode;
bool isMap() const { return pPrevKeyNode != &sequenceMarker; }
private:
static int sequenceMarker;
};
typedef std::stack<ContainerFrame> ContainerStack;
typedef AnchorDict<void*> AnchorMap;
GraphBuilderInterface& m_builder;
ContainerStack m_containers;
AnchorMap m_anchors;
void* m_pRootNode;
void* m_pKeyNode;
void* GetCurrentParent() const;
void RegisterAnchor(anchor_t anchor, void* pNode);
void DispositionNode(void* pNode);
};
} // namespace YAML
#endif // GRAPHBUILDERADAPTER_H_62B23520_7C8E_11DE_8A39_0800200C9A66