diff options
Diffstat (limited to 'src/include/utils/json.h')
| -rw-r--r-- | src/include/utils/json.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/src/include/utils/json.h b/src/include/utils/json.h index bfe5b215912..da4a9257b36 100644 --- a/src/include/utils/json.h +++ b/src/include/utils/json.h @@ -16,16 +16,35 @@ #include "lib/stringinfo.h" +typedef enum /* type categories for datum_to_json */ +{ + JSONTYPE_NULL, /* null, so we didn't bother to identify */ + JSONTYPE_BOOL, /* boolean (built-in types only) */ + JSONTYPE_NUMERIC, /* numeric (ditto) */ + JSONTYPE_DATE, /* we use special formatting for datetimes */ + JSONTYPE_TIMESTAMP, + JSONTYPE_TIMESTAMPTZ, + JSONTYPE_JSON, /* JSON itself (and JSONB) */ + JSONTYPE_ARRAY, /* array */ + JSONTYPE_COMPOSITE, /* composite */ + JSONTYPE_CAST, /* something with an explicit cast to JSON */ + JSONTYPE_OTHER /* all else */ +} JsonTypeCategory; + /* functions in json.c */ extern void escape_json(StringInfo buf, const char *str); extern char *JsonEncodeDateTime(char *buf, Datum value, Oid typid, const int *tzp); extern bool to_json_is_immutable(Oid typoid); +extern void json_categorize_type(Oid typoid, JsonTypeCategory *tcategory, + Oid *outfuncoid); +extern Datum to_json_worker(Datum val, JsonTypeCategory tcategory, + Oid outfuncoid); extern Datum json_build_object_worker(int nargs, Datum *args, bool *nulls, Oid *types, bool absent_on_null, bool unique_keys); extern Datum json_build_array_worker(int nargs, Datum *args, bool *nulls, Oid *types, bool absent_on_null); -extern bool json_validate(text *json, bool check_unique_keys); +extern bool json_validate(text *json, bool check_unique_keys, bool throw_error); #endif /* JSON_H */ |