nf-core_modules/modules/gatk4/samtofastq/main.nf

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// Import generic module functions
include { initOptions; saveFiles; getSoftwareName } from './functions'
params.options = [:]
options = initOptions(params.options)
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process GATK4_SAMTOFASTQ {
tag "$meta.id"
label 'process_medium'
publishDir "${params.outdir}",
mode: params.publish_dir_mode,
saveAs: { filename -> saveFiles(filename:filename, options:params.options, publish_dir:getSoftwareName(task.process), meta:meta, publish_by_meta:['id']) }
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conda (params.enable_conda ? "bioconda::gatk4=4.2.0.0" : null)
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if (workflow.containerEngine == 'singularity' && !params.singularity_pull_docker_container) {
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container "https://depot.galaxyproject.org/singularity/gatk4:4.2.0.0--0"
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} else {
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container "quay.io/biocontainers/gatk4:4.2.0.0--0"
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}
input:
tuple val(meta), path(bam)
output:
tuple val(meta), path('*.fastq.gz'), emit: fastq
path '*.version.txt' , emit: version
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script:
def software = getSoftwareName(task.process)
def prefix = options.suffix ? "${meta.id}${options.suffix}" : "${meta.id}"
def output = meta.single_end ? "FASTQ=${prefix}.fastq.gz" : "FASTQ=${prefix}_1.fastq.gz SECOND_END_FASTQ=${prefix}_2.fastq.gz"
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"""
gatk SamToFastq \\
I=$bam \\
$output \\
$options.args
echo \$(gatk --version 2>&1) | sed 's/^.*(GATK) v//; s/ .*\$//' > ${software}.version.txt
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"""
}