[BioC] viewApply Bug

Dario Strbenac D.Strbenac at garvan.org.au
Fri Feb 11 08:00:19 CET 2011


Hello,

viewApply seems to not properly iterate over the views, but rather return the last view repeatedly.

Minimal example :

r <- Rle(1:1000)
v <- Views(r, start=c(10, 100, 500), width = 1)
> viewApply(v, function(x) x)
[[1]]
'integer' Rle of length 1 with 1 run
  Lengths:   1
  Values : 500

[[2]]
'integer' Rle of length 1 with 1 run
  Lengths:   1
  Values : 500

[[3]]
'integer' Rle of length 1 with 1 run
  Lengths:   1
  Values : 500

> sessionInfo()
R version 2.12.0 (2010-10-15)
Platform: x86_64-unknown-linux-gnu (64-bit)

locale:
 [1] LC_CTYPE=en_AU.UTF-8       LC_NUMERIC=C              
 [3] LC_TIME=en_AU.UTF-8        LC_COLLATE=en_AU.UTF-8    
 [5] LC_MONETARY=C              LC_MESSAGES=en_AU.UTF-8   
 [7] LC_PAPER=en_AU.UTF-8       LC_NAME=C                 
 [9] LC_ADDRESS=C               LC_TELEPHONE=C            
[11] LC_MEASUREMENT=en_AU.UTF-8 LC_IDENTIFICATION=C       

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] GenomicRanges_1.2.3 IRanges_1.8.8      

loaded via a namespace (and not attached):
[1] tools_2.12.0

--------------------------------------
Dario Strbenac
Research Assistant
Cancer Epigenetics
Garvan Institute of Medical Research
Darlinghurst NSW 2010
Australia



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