Mercurial Hosting > luan
comparison core/src/luan/modules/Debug.luan @ 298:2ce23c7e2342
remove init.luan
git-svn-id: https://luan-java.googlecode.com/svn/trunk@299 21e917c8-12df-6dd8-5cb6-c86387c605b9
| author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
|---|---|
| date | Tue, 16 Dec 2014 03:51:56 +0000 |
| parents | |
| children | 9fb523472035 |
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| 297:899253043270 | 298:2ce23c7e2342 |
|---|---|
| 1 import "luan:Table" | |
| 2 | |
| 3 | |
| 4 function print_if_something(...) | |
| 5 if Table.pack(...).n > 0 then | |
| 6 print(...) | |
| 7 end | |
| 8 end | |
| 9 | |
| 10 function debug(prompt) | |
| 11 prompt = prompt or "luan_debug> " | |
| 12 local function console() | |
| 13 return Io.read_console_line(prompt) | |
| 14 end | |
| 15 local env = {} | |
| 16 for line in console do | |
| 17 try | |
| 18 local fn = load(line,"stdin",env,true) | |
| 19 print_if_something( fn() ) | |
| 20 catch e do | |
| 21 print(e) | |
| 22 end | |
| 23 end | |
| 24 end | |
| 25 |