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| author | Dan Goodliffe <dan@randomdan.homeip.net> | 2021-05-07 20:50:48 +0100 |
|---|---|---|
| committer | Dan Goodliffe <dan@randomdan.homeip.net> | 2021-11-07 16:41:37 +0000 |
| commit | ce5c689a5f9e544d724b2a41fda2f752ccc4a4ae (patch) | |
| tree | 33f2c53d2cb1b67f3c7024bbec2366be875b57d9 /lib/jsonParse-persistence.h | |
| parent | Fixup clang, cppcheck and iwyu warnings (diff) | |
| download | ilt-ce5c689a5f9e544d724b2a41fda2f752ccc4a4ae.tar.bz2 ilt-ce5c689a5f9e544d724b2a41fda2f752ccc4a4ae.tar.xz ilt-ce5c689a5f9e544d724b2a41fda2f752ccc4a4ae.zip | |
Initial commit where writing objects back out to JSON
It's not perfect, writes explicit nulls, doesn't do shared @id
Diffstat (limited to 'lib/jsonParse-persistence.h')
| -rw-r--r-- | lib/jsonParse-persistence.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/jsonParse-persistence.h b/lib/jsonParse-persistence.h index 6449f7b..edb5305 100644 --- a/lib/jsonParse-persistence.h +++ b/lib/jsonParse-persistence.h @@ -7,6 +7,7 @@ #include <iosfwd> #include <memory> #include <string> +#include <string_view> namespace Persistence { class JsonParsePersistence : public json::jsonParser { @@ -39,6 +40,33 @@ namespace Persistence { template<typename T> inline void pushValue(T && value); inline SelectionPtr & current(); }; + + class JsonWritePersistence : public Writer { + public: + explicit JsonWritePersistence(std::ostream & s); + + template<typename T> + inline void + saveState(T & t) const + { + SelectionT<T> {t}.write(*this); + } + + protected: + void beginObject() const override; + void beginArray() const override; + void pushValue(bool value) const override; + void pushValue(float value) const override; + void pushValue(std::nullptr_t) const override; + void pushValue(const std::string_view value) const override; + void nextValue() const override; + void pushKey(const std::string_view k) const override; + void endArray() const override; + void endObject() const override; + + private: + std::ostream & strm; + }; } #endif |