webmcp
annotate framework/env/slot/use_temporary.lua @ 374:11ef7ab67e43
Added mutability state handlers in mondelefant_atom_connector.lua and prepare its usage in mondelefant_native.c
author | jbe |
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date | Sat Nov 14 14:15:31 2015 +0100 (2015-11-14) |
parents | 9fdfb27f8e67 |
children |
rev | line source |
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jbe/bsw@0 | 1 --[[-- |
jbe/bsw@0 | 2 slot_content = |
jbe/bsw@0 | 3 slot.use_temporary( |
jbe/bsw@0 | 4 function() |
jbe/bsw@0 | 5 ... |
jbe/bsw@0 | 6 end |
jbe/bsw@0 | 7 ) |
jbe/bsw@0 | 8 |
jbe/bsw@0 | 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. |
jbe/bsw@0 | 10 |
jbe/bsw@0 | 11 --]]-- |
jbe/bsw@0 | 12 |
jbe/bsw@0 | 13 function slot.use_temporary(block) |
jbe/bsw@0 | 14 local old_slot = slot._active_slot |
jbe/bsw@0 | 15 local temp_slot_reference = {} -- just a unique reference |
jbe/bsw@0 | 16 slot._active_slot = temp_slot_reference |
jbe/bsw@0 | 17 block() |
jbe/bsw@0 | 18 slot._active_slot = old_slot |
jbe/bsw@0 | 19 local result = slot.get_content(temp_slot_reference) |
jbe/bsw@0 | 20 slot.reset(temp_slot_reference) |
jbe/bsw@0 | 21 return result |
jbe/bsw@0 | 22 end |