147 lines
2.7 KiB
C
147 lines
2.7 KiB
C
/***
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* Manipulation of JavaScript Object Notation
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* (JSON) values.
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*
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* Implementation from
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* [lua-cjson](https://github.com/openresty/lua-cjson),
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* with some additional modifications
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*
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* @module json
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*/
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#include <lua.h>
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#include <lauxlib.h>
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#include "lcallisto.h"
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/***
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* Returns the given Lua table encoded
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* as a JSON object.
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*
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* @function encode
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* @usage
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local t = {
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key = "value",
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x = 4,
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y = 16.789,
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t = {
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hello = "world"
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}
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}
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local j = json.encode(t)
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* @tparam table t The table to encode.
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*/
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/***
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* Returns the given JSON object decoded
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* into a Lua table.
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*
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* @function decode
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* @usage
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local j = [[
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{
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"key": "value",
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"x": 4,
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"y": 16.789,
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"obj": {
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"hello": "world"
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}
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}
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]]
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local t = json.decode(j)
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* @tparam string j The JSON object to decode.
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*/
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/***
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* Gets/sets configuration values used when
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* encoding or decoding JSON objects.
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*
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* The *setting* paramater is a string
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* containing either "encode:" or "decode:"
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* followed by the name of the setting.
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* Settings can be found in the
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* [Settings](#Settings) section.
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*
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* @function config
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* @tparam string setting The setting to get/set.
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* @param ...
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*/
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/***
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* Creates and returns a new independent copy of the
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* module, with default settings and a separate
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* persistent encoding buffer.
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*
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* @function new
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*/
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/***
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* The name of the module, provided for
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* compatibility with lua-cjson.
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* Normally this will just be *"json"*.
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*
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* @field _NAME
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*/
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/***
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* The version of lua-cjson
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* used in the library.
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*
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* @field _VERSION
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*/
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/***
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* Configures handling of extremely sparse arrays.
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*
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* **Parameters:**
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*
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* @setting encode:sparse-array
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* @tparam integer safe Always use an array when
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* the max index is larger than this value.
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* @tparam boolean convert Whether or not to convert
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* extremely sparse arrays into objects.
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* @tparam integer ration *0*: always allow sparse;
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* *1*: never allow sparse; *>1*: use ratio
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*/
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/***
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* Configures the maximum number of nested
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* arrays/objects allowed when encoding.
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*
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* **Parameters:**
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*
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* @setting encode:max-depth
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* @tparam integer depth Max depth allowed.
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*/
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/***
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* Configures the maximum number of nested
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* arrays/objects allowed when decoding.
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*
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* **Parameters:**
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*
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* @setting decode:max-depth
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* @tparam integer depth Max depth allowed.
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*/
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/***
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* Configures the amount of significant
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* digits returned when encoding numbers.
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* This can be used to balance accuracy
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* versus performance.
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*
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* **Parameters:**
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*
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* @setting encode:number-precision
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* @tparam integer precision Amount of significant
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* digits to return in floating-point numbers (must
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* be between 1 and 14, default 14)
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*/
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int luaopen_cjson(lua_State *L);
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int
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callistoopen_json(lua_State *L)
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{
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luaopen_cjson(L);
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return 1;
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}
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