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view framework/env/param/restore.lua @ 128:c507f8d62931
Make json.type return lua type if argument is not a JSON object or array
| author | jbe |
|---|---|
| date | Sun Jul 27 14:44:20 2014 +0200 (2014-07-27) |
| parents | 9fdfb27f8e67 |
| children |
line source
1 --[[--
2 param.restore()
4 Calling this function reverts the changes of param.exchange(...). It should not be called explicitly, but is used implicitly, if you pass an 'id' or 'params' option to execute.view{...} or execute.action{...}.
6 --]]--
8 function param.restore()
9 local saved = param._saved
10 local previous = saved[#saved]
11 saved[#saved] = nil
12 if previous == nil then
13 error("Tried to restore id and params without having exchanged it before.")
14 end
15 param._exchanged = previous
16 end