Mercurial > repos > prog > lcmsmatching
comparison MsDbChecker.R @ 0:e66bb061af06 draft
planemo upload for repository https://github.com/workflow4metabolomics/lcmsmatching.git commit 3529b25417f8e1a5836474c9adec4b696d35099d-dirty
author | prog |
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date | Tue, 12 Jul 2016 12:02:37 -0400 |
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-1:000000000000 | 0:e66bb061af06 |
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1 if ( ! exists('MsDbChecker')) { # Do not load again if already loaded | |
2 | |
3 source('MsDbObserver.R') | |
4 | |
5 ##################### | |
6 # CLASS DECLARATION # | |
7 ##################### | |
8 | |
9 MsDbChecker <- setRefClass("MsDbChecker", contains = 'MsDbObserver', fields = list(.fail = 'logical')) | |
10 | |
11 ############### | |
12 # CONSTRUCTOR # | |
13 ############### | |
14 | |
15 # fail If set to TRUE, will fail (i.e.: quit application with a status set to 1) on error. | |
16 MsDbChecker$methods( initialize = function(fail = FALSE, ...) { | |
17 | |
18 .fail <<- if ( ! is.null(fail) && ! is.na(fail)) fail else FALSE | |
19 | |
20 callSuper(...) # calls super-class initializer with remaining parameters | |
21 }) | |
22 | |
23 ########### | |
24 # WARNING # | |
25 ########### | |
26 | |
27 MsDbChecker$methods( warning = function(msg) { | |
28 write(paste('WARNING: ', msg), stderr()) | |
29 }) | |
30 | |
31 ######### | |
32 # ERROR # | |
33 ######### | |
34 | |
35 MsDbChecker$methods( error = function(msg) { | |
36 | |
37 write(paste('ERROR:', msg), stderr()) | |
38 | |
39 # Fail | |
40 if (.self$.fail) | |
41 quit(status = 1) | |
42 }) | |
43 | |
44 } # end of load safe guard |