nf-core_modules/modules/snpsites/main.nf
2022-02-04 09:53:32 +01:00

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process SNPSITES {
label 'process_medium'
conda (params.enable_conda ? "bioconda::snp-sites=2.5.1" : null)
container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
'https://depot.galaxyproject.org/singularity/snp-sites:2.5.1--hed695b0_0' :
'quay.io/biocontainers/snp-sites:2.5.1--hed695b0_0' }"
input:
path alignment
output:
path "*.fas" , emit: fasta
path "*.sites.txt" , emit: constant_sites
path "versions.yml" , emit: versions
env CONSTANT_SITES, emit: constant_sites_string
when:
task.ext.when == null || task.ext.when
script:
def args = task.ext.args ?: ''
"""
snp-sites \\
$alignment \\
$args \\
> filtered_alignment.fas
echo \$(snp-sites -C $alignment) > constant.sites.txt
CONSTANT_SITES=\$(cat constant.sites.txt)
cat <<-END_VERSIONS > versions.yml
"${task.process}":
snpsites: \$(snp-sites -V 2>&1 | sed 's/snp-sites //')
END_VERSIONS
"""
}