##' Wrapper functions that reads arguments and runs sveval.
##' @title Wrapper function to use sveval as a command line tool
##' @param subcmd which subcommand to use. Default is '' which prints the list of available subcommands
##' @param args vector of arguments. By default, reads them from the command line.
##' @return return code (0: success, 1: error)
##' @author Jean Monlong
##' @export
wrapper <- function(subcmd=c('', 'sveval', 'mergetsvs'), args=commandArgs(TRUE)){
## print help message about subcommands if no arguments
printHelp <- function(){
help.msg = paste0(
'Subcommands: \n',
'\tsveval: \n\t\tevaluate SV calls against a truthset\n',
'\tmergetsvs: \n\t\tmerge TSVs from running sveval on different calls\n\t\t(Warning: files must be named as in the Snakemake pipeline)\n',
''
)
message(help.msg)
}
if(subcmd[1] == '' & length(args) == 0){
printHelp()
q(status=1)
}
## run the subcommands
if(subcmd[1] == 'sveval'){
wrapper_sveval(args)
} else if (subcmd[1] == 'mergetsvs'){
wrapper_mergetsvs(args)
} else {
stop("Unknown subcommand '", subcmd[1], "'. Must be one of: ", paste(c('sveval', 'mergetsvs'), collapse=' '))
}
}
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