nf-core_modules/modules/gunzip/main.nf

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process GUNZIP {
tag "$archive"
label 'process_low'
conda (params.enable_conda ? "conda-forge::sed=4.7" : null)
container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
'https://depot.galaxyproject.org/singularity/ubuntu:20.04' :
'ubuntu:20.04' }"
input:
tuple val(meta), path(archive)
output:
tuple val(meta), path("$gunzip"), emit: gunzip
path "versions.yml" , emit: versions
when:
task.ext.when == null || task.ext.when
script:
def args = task.ext.args ?: ''
gunzip = archive.toString() - '.gz'
"""
gunzip \\
-f \\
$args \\
$archive
cat <<-END_VERSIONS > versions.yml
"${task.process}":
gunzip: \$(echo \$(gunzip --version 2>&1) | sed 's/^.*(gzip) //; s/ Copyright.*\$//')
END_VERSIONS
"""
}