process MASH_SKETCH { tag "$meta.id" label 'process_medium' conda (params.enable_conda ? "bioconda::mash=2.3" : null) container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ? 'https://depot.galaxyproject.org/singularity/mash:2.3--he348c14_1' : 'quay.io/biocontainers/mash:2.3--he348c14_1' }" input: tuple val(meta), path(reads) output: tuple val(meta), path("*.msh") , emit: mash tuple val(meta), path("*.mash_stats") , emit: stats path "versions.yml" , emit: versions script: def args = task.ext.args ?: '' def prefix = task.ext.prefix ?: "${meta.id}" """ mash \\ sketch \\ $args \\ -p $task.cpus \\ -o ${prefix} \\ -r $reads \\ 2> ${prefix}.mash_stats cat <<-END_VERSIONS > versions.yml "${task.process}": mash: \$(mash --version 2>&1) END_VERSIONS """ }