prosody
9524bb7f3944
util/argparse.lua

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util/argparse.lua @ 12631:9524bb7f3944

mod_storage_sql: Drop archive timestamp precision pending schema update The "when" column is an INTEGER which will probably be unhappy about storing higher precision timestamps, so we keep the older behavior for now.
author Kim Alvefur <zash@zash.se>
date Sun, 14 Aug 2022 17:29:39 +0200
parent 12477:cc84682b8429
child 13058:766152afc1c9
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1196f1e8d178 util.startup: Break out command line argument parsing into util.argparse
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1 local function parse(arg, config)
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2 local short_params = config and config.short_params or {};
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3 local value_params = config and config.value_params or {};
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4
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5 local parsed_opts = {};
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6
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7 if #arg == 0 then
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cc84682b8429 util.argparse: Revise 553c6204fe5b with a different approach
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8 return parsed_opts;
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9 end
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10 while true do
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11 local raw_param = arg[1];
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12 if not raw_param then
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13 break;
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14 end
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15
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16 local prefix = raw_param:match("^%-%-?");
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17 if not prefix then
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18 break;
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19 elseif prefix == "--" and raw_param == "--" then
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20 table.remove(arg, 1);
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21 break;
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22 end
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23 local param = table.remove(arg, 1):sub(#prefix+1);
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24 if #param == 1 and short_params then
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25 param = short_params[param];
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26 end
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27
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28 if not param then
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6425dfa3de45 Merge 0.11->trunk
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29 return nil, "param-not-found", raw_param;
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30 end
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31
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32 local param_k, param_v;
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33 if value_params[param] then
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34 param_k, param_v = param, table.remove(arg, 1);
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35 if not param_v then
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36 return nil, "missing-value", raw_param;
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37 end
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38 else
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39 param_k, param_v = param:match("^([^=]+)=(.+)$");
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40 if not param_k then
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41 if param:match("^no%-") then
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42 param_k, param_v = param:sub(4), false;
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43 else
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44 param_k, param_v = param, true;
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45 end
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46 end
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47 end
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48 parsed_opts[param_k] = param_v;
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49 end
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50 for i = 1, #arg do
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51 parsed_opts[i] = arg[i];
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52 end
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53 return parsed_opts;
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54 end
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55
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56 return {
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57 parse = parse;
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58 }