Mercurial > hg > ltpda

annotate m-toolbox/classes/@LTPDAworkbench/parse.m @ 40:977eb37f31cb database-connection-manager

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User friendlier errors from utils.mysql.connect
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 18:04:03 +0100
parents f0afece42f48
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % PARSE an LTPDA command
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Daniele Nicolodi <nicolodi@science.unitn.it>
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2 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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3 % Try to parse out:
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Daniele Nicolodi <nicolodi@science.unitn.it>
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4 % output vars
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Daniele Nicolodi <nicolodi@science.unitn.it>
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5 % input vars
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Daniele Nicolodi <nicolodi@science.unitn.it>
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6 % method name
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Daniele Nicolodi <nicolodi@science.unitn.it>
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7 % plists
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Daniele Nicolodi <nicolodi@science.unitn.it>
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8 % comment at end of line
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Daniele Nicolodi <nicolodi@science.unitn.it>
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9 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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10 % $Id: parse.m,v 1.2 2010/08/06 19:10:49 ingo Exp $
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Daniele Nicolodi <nicolodi@science.unitn.it>
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11 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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12 function out = parse(cmd)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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13
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Daniele Nicolodi <nicolodi@science.unitn.it>
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14 cmd = strtrim(cmd);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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15
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Daniele Nicolodi <nicolodi@science.unitn.it>
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16 % get comment
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Daniele Nicolodi <nicolodi@science.unitn.it>
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17 st = regexp(cmd, '%', 'split');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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18 if numel(st)>1
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Daniele Nicolodi <nicolodi@science.unitn.it>
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19 cmt = st{2};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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20 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
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21 cmt = '';
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Daniele Nicolodi <nicolodi@science.unitn.it>
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22 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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23
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Daniele Nicolodi <nicolodi@science.unitn.it>
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24 % get method
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Daniele Nicolodi <nicolodi@science.unitn.it>
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25 str = st{1};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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26 mtdend = length(str);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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27 for kk=1:length(str)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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28 if str(kk) == '('
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Daniele Nicolodi <nicolodi@science.unitn.it>
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29 mtdend = kk-1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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30 break;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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31 end
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32 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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33 mtdstart = 1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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34 for kk=1:mtdend
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Daniele Nicolodi <nicolodi@science.unitn.it>
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35 if str(kk) == '='
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Daniele Nicolodi <nicolodi@science.unitn.it>
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36 mtdstart = kk+1;
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37 break;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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38 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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39 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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40 method = strtrim(regexp(str(mtdstart:mtdend), '\w*', 'match'));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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41 method = method{1};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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42
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Daniele Nicolodi <nicolodi@science.unitn.it>
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43 % get output
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Daniele Nicolodi <nicolodi@science.unitn.it>
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44 output = '';
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Daniele Nicolodi <nicolodi@science.unitn.it>
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45 for kk=1:mtdstart
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Daniele Nicolodi <nicolodi@science.unitn.it>
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46 if str(kk) == '='
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Daniele Nicolodi <nicolodi@science.unitn.it>
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47 output = str(1:kk-1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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48 break;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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49 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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50 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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51 output = strrep(output, '[', '');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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52 output = strrep(output, ']', '');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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53 if ~isempty(output)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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54 outvars = regexp(output, ',*\s*', 'split');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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55 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
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56 outvars = {};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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57 end
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58
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Daniele Nicolodi <nicolodi@science.unitn.it>
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59 pls = {};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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60 pl = '';
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Daniele Nicolodi <nicolodi@science.unitn.it>
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61 rest = strrep(cmd, pl, '');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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62 plstart = regexp(rest, 'plist\(', 'start');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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63 while ~isempty(plstart)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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64 % look for the opening (
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Daniele Nicolodi <nicolodi@science.unitn.it>
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65 for kk=plstart(1):length(rest)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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66 if rest(kk) == '('
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Daniele Nicolodi <nicolodi@science.unitn.it>
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67 plstart = kk;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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68 break
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Daniele Nicolodi <nicolodi@science.unitn.it>
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69 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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70 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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71 % now look for the ending ) for this plist
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Daniele Nicolodi <nicolodi@science.unitn.it>
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72 nexp = 1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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73 kk=plstart+1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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74 while nexp~=0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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75 if rest(kk) == '('
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Daniele Nicolodi <nicolodi@science.unitn.it>
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76 nexp = nexp + 1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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77 elseif rest(kk) == ')'
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Daniele Nicolodi <nicolodi@science.unitn.it>
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78 nexp = nexp - 1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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79 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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80 kk=kk+1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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81 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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82 plend = kk-1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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83 pl = ['plist' rest(plstart:plend)];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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84 rest = strrep(rest, pl, '');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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85 plstart = regexp(rest, 'plist\(', 'start');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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86 pls = [pls {pl}];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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87 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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88
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Daniele Nicolodi <nicolodi@science.unitn.it>
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89 % input vars
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Daniele Nicolodi <nicolodi@science.unitn.it>
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90 invars = regexp(rest, '\((.*)\)', 'tokens');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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91 if ~isempty(invars)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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92 invars = regexp(invars{1}, '\s*,\s*', 'split');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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93 invars = invars{1};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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94 for kk=1:numel(invars)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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95 % remove leading [ and trailing ]
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Daniele Nicolodi <nicolodi@science.unitn.it>
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96 iv = strtrim(invars{kk});
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Daniele Nicolodi <nicolodi@science.unitn.it>
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97 if ~isempty(iv)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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98 if invars{kk}(1) == '[' && invars{kk}(end) == ']'
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Daniele Nicolodi <nicolodi@science.unitn.it>
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99 invars{kk} = invars{kk}(2:end-1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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100 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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101 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
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102 invars{kk} = iv;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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103 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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104 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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105 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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106 out.outvars = strtrim(outvars(cellfun(@(x) ~isempty(x),outvars)));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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107 out.method = strtrim(method);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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108 out.invars = strtrim(invars(cellfun(@(x) ~isempty(x),invars)));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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109 out.pls = strtrim(pls(cellfun(@(x) ~isempty(x),pls)));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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110 out.comment = strtrim(cmt);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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111
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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112 end