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kkonganti@101
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1 process SEQKIT_GREP {
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kkonganti@101
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2 tag "$meta.id"
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kkonganti@101
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3 label 'process_low'
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kkonganti@101
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4
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kkonganti@101
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5 module (params.enable_module ? "${params.swmodulepath}${params.fs}seqkit${params.fs}2.2.0" : null)
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kkonganti@101
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6 conda (params.enable_conda ? "bioconda::seqkit=2.2.0 conda-forge::sed=4.7 conda-forge::coreutils" : null)
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kkonganti@101
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7 container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
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kkonganti@101
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8 'https://depot.galaxyproject.org/singularity/seqkit:2.1.0--h9ee0642_0':
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kkonganti@101
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9 'quay.io/biocontainers/seqkit:2.1.0--h9ee0642_0' }"
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kkonganti@101
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10
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kkonganti@101
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11 input:
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kkonganti@101
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12 tuple val(meta), path(reads), path(pattern_file)
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kkonganti@101
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13
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kkonganti@101
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14 output:
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kkonganti@101
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15 tuple val(meta), path("*.gz"), emit: fastx
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kkonganti@101
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16 path "versions.yml" , emit: versions
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kkonganti@101
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17
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kkonganti@101
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18 when:
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kkonganti@101
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19 task.ext.when == null || task.ext.when
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kkonganti@101
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20
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kkonganti@101
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21 script:
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kkonganti@101
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22 def args = task.ext.args ?: ''
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kkonganti@101
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23 def prefix = task.ext.prefix ?: "${meta.id}"
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kkonganti@101
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24
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kkonganti@101
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25 def extension = "fastq"
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kkonganti@101
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26 if ("$reads" ==~ /.+\.fasta|.+\.fasta.gz|.+\.fa|.+\.fa.gz|.+\.fas|.+\.fas.gz|.+\.fna|.+\.fna.gz/) {
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kkonganti@101
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27 extension = "fasta"
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kkonganti@101
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28 }
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kkonganti@101
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29
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kkonganti@101
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30 if (meta.single_end) {
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kkonganti@101
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31 """
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kkonganti@101
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32 pattern_file_contents=\$(sed '1!d' $pattern_file)
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kkonganti@101
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33 if [ "\$pattern_file_contents" != "DuMmY" ]; then
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kkonganti@101
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34 additional_args="-f $pattern_file $args"
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kkonganti@101
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35 else
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kkonganti@101
|
36 additional_args="$args"
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kkonganti@101
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37 fi
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kkonganti@101
|
38
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kkonganti@101
|
39 seqkit \\
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kkonganti@101
|
40 grep \\
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kkonganti@101
|
41 -j $task.cpus \\
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kkonganti@101
|
42 -o ${prefix}.seqkit-grep.${extension}.gz \\
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kkonganti@101
|
43 \$additional_args \\
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kkonganti@101
|
44 $reads
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kkonganti@101
|
45
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kkonganti@101
|
46 cat <<-END_VERSIONS > versions.yml
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kkonganti@101
|
47 "${task.process}":
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kkonganti@101
|
48 seqkit: \$( seqkit | sed '3!d; s/Version: //' )
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kkonganti@101
|
49 END_VERSIONS
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kkonganti@101
|
50 """
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kkonganti@101
|
51 } else {
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kkonganti@101
|
52 """
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kkonganti@101
|
53 pattern_file_contents=\$(sed '1!d' $pattern_file)
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kkonganti@101
|
54 if [ "\$pattern_file_contents" != "DuMmY" ]; then
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kkonganti@101
|
55 additional_args="-f $pattern_file $args"
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kkonganti@101
|
56 else
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kkonganti@101
|
57 additional_args="$args"
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kkonganti@101
|
58 fi
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kkonganti@101
|
59
|
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kkonganti@101
|
60 seqkit \\
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kkonganti@101
|
61 grep \\
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kkonganti@101
|
62 -j $task.cpus \\
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kkonganti@101
|
63 -o ${prefix}.R1.seqkit-grep.${extension}.gz \\
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|
kkonganti@101
|
64 \$additional_args \\
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kkonganti@101
|
65 ${reads[0]}
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kkonganti@101
|
66
|
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kkonganti@101
|
67 seqkit \\
|
|
kkonganti@101
|
68 grep \\
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|
kkonganti@101
|
69 -j $task.cpus \\
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|
kkonganti@101
|
70 -o ${prefix}.R2.seqkit-grep.${extension}.gz \\
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|
kkonganti@101
|
71 \$additional_args \\
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|
kkonganti@101
|
72 ${reads[1]}
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|
kkonganti@101
|
73
|
|
kkonganti@101
|
74 seqkit \\
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|
kkonganti@101
|
75 pair \\
|
|
kkonganti@101
|
76 -j $task.cpus \\
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|
kkonganti@101
|
77 -1 ${prefix}.R1.seqkit-grep.${extension}.gz \\
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|
kkonganti@101
|
78 -2 ${prefix}.R2.seqkit-grep.${extension}.gz
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|
kkonganti@101
|
79
|
|
kkonganti@101
|
80 rm ${prefix}.R1.seqkit-grep.${extension}.gz
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|
kkonganti@101
|
81 rm ${prefix}.R2.seqkit-grep.${extension}.gz
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|
kkonganti@101
|
82
|
|
kkonganti@101
|
83 cat <<-END_VERSIONS > versions.yml
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|
kkonganti@101
|
84 "${task.process}":
|
|
kkonganti@101
|
85 seqkit: \$( seqkit | sed '3!d; s/Version: //' )
|
|
kkonganti@101
|
86 END_VERSIONS
|
|
kkonganti@101
|
87 """
|
|
kkonganti@101
|
88 }
|
|
kkonganti@101
|
89 }
|
