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view framework/env/slot/use_temporary.lua @ 198:bb298fc60952

Fixed inline documentation of slot.put_into(...)
author jbe
date Mon Aug 11 22:57:23 2014 +0200 (2014-08-11)
parents 9fdfb27f8e67
children
line source
1 --[[--
2 slot_content =
3 slot.use_temporary(
4 function()
5 ...
6 end
7 )
9 This function creates a temporary slot and executes code in a way that slot.put(...) and other functions will write into the temporary slot. Afterwards the contents of the temporary slot are returned as a single string.
11 --]]--
13 function slot.use_temporary(block)
14 local old_slot = slot._active_slot
15 local temp_slot_reference = {} -- just a unique reference
16 slot._active_slot = temp_slot_reference
17 block()
18 slot._active_slot = old_slot
19 local result = slot.get_content(temp_slot_reference)
20 slot.reset(temp_slot_reference)
21 return result
22 end

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