webmcp
view framework/env/param/restore.lua @ 223:32ec28229bb5
Finished removing all references to cgi module (except demo-app); Removed partial loading mechanism
author | jbe |
---|---|
date | Fri Feb 27 21:49:00 2015 +0100 (2015-02-27) |
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