38 lines
915 B
GDScript3
38 lines
915 B
GDScript3
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class_name LuaJSONUtils
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extends RefCounted
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static func setup_json_api(vm: LuauVM):
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vm.lua_newtable()
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vm.lua_pushcallable(_lua_json_parse_handler, "JSON.parse")
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vm.lua_setfield(-2, "parse")
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vm.lua_pushcallable(_lua_json_stringify_handler, "JSON.stringify")
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vm.lua_setfield(-2, "stringify")
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vm.lua_setglobal("JSON")
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static func _lua_json_parse_handler(vm: LuauVM) -> int:
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var json_string: String = vm.luaL_checkstring(1)
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var json = JSON.new()
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var parse_result = json.parse(json_string)
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if parse_result == OK:
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vm.lua_pushvariant(json.data)
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return 1
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else:
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# Return nil and error message
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vm.lua_pushnil()
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vm.lua_pushstring("JSON parse error: " + json.get_error_message())
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return 2
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static func _lua_json_stringify_handler(vm: LuauVM) -> int:
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var value = vm.lua_tovariant(1)
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var json = JSON.new()
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var json_string = json.stringify(value)
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vm.lua_pushstring(json_string)
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return 1
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