nf-core_modules/software/fastp/main.nf
2021-02-03 09:19:46 +00:00

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// Import generic module functions
include { initOptions; saveFiles; getSoftwareName } from './functions'
params.options = [:]
def options = initOptions(params.options)
process FASTP {
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), publish_id:meta.id) }
conda (params.enable_conda ? 'bioconda::fastp=0.20.1=h8b12597_0' : null)
if (workflow.containerEngine == 'singularity' && !params.singularity_pull_docker_container) {
container 'https://depot.galaxyproject.org/singularity/fastp:0.20.1--h8b12597_0'
} else {
container 'quay.io/biocontainers/fastp:0.20.1--h8b12597_0'
}
input:
tuple val(meta), path(reads)
output:
tuple val(meta), path('*.trim.fastq.gz'), emit: reads
tuple val(meta), path('*.json') , emit: json
tuple val(meta), path('*.html') , emit: html
tuple val(meta), path('*.log') , emit: log
path '*.version.txt' , emit: version
tuple val(meta), path('*.fail.fastq.gz'), optional:true, emit: reads_fail
script:
// Added soft-links to original fastqs for consistent naming in MultiQC
def software = getSoftwareName(task.process)
def prefix = options.suffix ? "${meta.id}${options.suffix}" : "${meta.id}"
if (meta.single_end) {
def fail_fastq = params.save_trimmed_fail ? "--failed_out ${prefix}.fail.fastq.gz" : ''
"""
[ ! -f ${prefix}.fastq.gz ] && ln -s $reads ${prefix}.fastq.gz
fastp \\
--in1 ${prefix}.fastq.gz \\
--out1 ${prefix}.trim.fastq.gz \\
--thread $task.cpus \\
--json ${prefix}.fastp.json \\
--html ${prefix}.fastp.html \\
$fail_fastq \\
$options.args \\
2> ${prefix}.fastp.log
echo \$(fastp --version 2>&1) | sed -e "s/fastp //g" > ${software}.version.txt
"""
} else {
def fail_fastq = params.save_trimmed_fail ? "--unpaired1 ${prefix}_1.fail.fastq.gz --unpaired2 ${prefix}_2.fail.fastq.gz" : ''
"""
[ ! -f ${prefix}_1.fastq.gz ] && ln -s ${reads[0]} ${prefix}_1.fastq.gz
[ ! -f ${prefix}_2.fastq.gz ] && ln -s ${reads[1]} ${prefix}_2.fastq.gz
fastp \\
--in1 ${prefix}_1.fastq.gz \\
--in2 ${prefix}_2.fastq.gz \\
--out1 ${prefix}_1.trim.fastq.gz \\
--out2 ${prefix}_2.trim.fastq.gz \\
--json ${prefix}.fastp.json \\
--html ${prefix}.fastp.html \\
$fail_fastq \\
--thread $task.cpus \\
--detect_adapter_for_pe \\
$options.args \\
2> ${prefix}.fastp.log
echo \$(fastp --version 2>&1) | sed -e "s/fastp //g" > ${software}.version.txt
"""
}
}