| 99 | { |
| 100 | |
| 101 | int set_instance_value(lua_State* L) |
| 102 | { |
| 103 | lua_getuservalue(L, 1); |
| 104 | lua_pushvalue(L, 2); |
| 105 | lua_rawget(L, -2); |
| 106 | |
| 107 | if (lua_isnil(L, -1) && lua_getmetatable(L, -2)) |
| 108 | { |
| 109 | lua_pushvalue(L, 2); |
| 110 | lua_rawget(L, -2); |
| 111 | lua_replace(L, -3); |
| 112 | lua_pop(L, 1); |
| 113 | } |
| 114 | |
| 115 | if (lua_tocfunction(L, -1) == &property_tag && lua_tocfunction(L, 3) != &property_tag) |
| 116 | { |
| 117 | // this member is a property, extract the "set" function and call it. |
| 118 | lua_getupvalue(L, -1, 2); |
| 119 | |
| 120 | if (lua_isnil(L, -1)) |
| 121 | { |
| 122 | lua_pushfstring(L, "property '%s' is read only", lua_tostring(L, 2)); |
| 123 | lua_error(L); |
| 124 | } |
| 125 | |
| 126 | lua_pushvalue(L, 1); |
| 127 | lua_pushvalue(L, 3); |
| 128 | lua_call(L, 2, 0); |
| 129 | return 0; |
| 130 | } |
| 131 | |
| 132 | lua_pop(L, 1); |
| 133 | |
| 134 | if (!lua_getmetatable(L, 4)) |
| 135 | { |
| 136 | lua_newtable(L); |
| 137 | lua_pushvalue(L, -1); |
| 138 | lua_setuservalue(L, 1); |
| 139 | lua_pushvalue(L, 4); |
| 140 | lua_setmetatable(L, -2); |
| 141 | } |
| 142 | else |
| 143 | { |
| 144 | lua_pop(L, 1); |
| 145 | } |
| 146 | |
| 147 | lua_pushvalue(L, 2); |
| 148 | lua_pushvalue(L, 3); |
| 149 | lua_rawset(L, -3); |
| 150 | |
| 151 | return 0; |
| 152 | } |
| 153 | |
| 154 | int get_instance_value(lua_State* L) |
| 155 | { |
nothing calls this directly
no test coverage detected