prosody
464a8a8de625
util/envload.lua

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util/envload.lua @ 7451:464a8a8de625

mod_s2s: Add util.async support
author Kim Alvefur <zash@zash.se>
date Mon, 30 May 2016 13:36:43 +0200
parent 5020:ef1eb65acbba
child 7728:da54ad64f6da
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5020
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
parents:
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1 -- Prosody IM
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
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2 -- Copyright (C) 2008-2011 Florian Zeitz
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
parents:
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3 --
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
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4 -- This project is MIT/X11 licensed. Please see the
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
parents:
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5 -- COPYING file in the source package for more information.
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
parents:
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6 --
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
parents:
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7
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
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8 local load, loadstring, loadfile, setfenv = load, loadstring, loadfile, setfenv;
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9 local envload;
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
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10 local envloadfile;
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Florian Zeitz <florob@babelmonkeys.de>
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11
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12 if setfenv then
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
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13 function envload(code, source, env)
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
parents:
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14 local f, err = loadstring(code, source);
ef1eb65acbba util.envload: New module to abstract Lua 5.1's setfenv and Lua 5.2's load
Florian Zeitz <florob@babelmonkeys.de>
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15 if f and env then setfenv(f, env); end
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16 return f, err;
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17 end
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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18
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19 function envloadfile(file, env)
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20 local f, err = loadfile(file);
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21 if f and env then setfenv(f, env); end
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22 return f, err;
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23 end
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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24 else
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parents:
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25 function envload(code, source, env)
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26 return load(code, source, nil, env);
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parents:
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27 end
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Florian Zeitz <florob@babelmonkeys.de>
parents:
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28
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parents:
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29 function envloadfile(file, env)
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30 return loadfile(file, nil, env);
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31 end
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parents:
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32 end
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parents:
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33
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34 return { envload = envload, envloadfile = envloadfile };