name: bcftools_concat
description: Concatenate VCF files
keywords:
  - variant calling
  - concat
  - bcftools
  - VCF

tools:
  - concat:
      description: |
        Concatenate VCF files.
      homepage: http://samtools.github.io/bcftools/bcftools.html
      documentation: http://www.htslib.org/doc/bcftools.html
      doi: 10.1093/bioinformatics/btp352
      licence: ["MIT"]
input:
  - meta:
      type: map
      description: |
        Groovy Map containing sample information
        e.g. [ id:'test', single_end:false ]
  - vcfs:
      type: files
      description: |
        List containing 2 or more vcf files
        e.g. [ 'file1.vcf', 'file2.vcf' ]
  - tbi:
      type: files
      description: |
        List containing 2 or more index files (optional)
        e.g. [ 'file1.tbi', 'file2.tbi' ]
output:
  - meta:
      type: map
      description: |
        Groovy Map containing sample information
        e.g. [ id:'test', single_end:false ]
  - vcf:
      type: file
      description: VCF concatenated output file
      pattern: "*.{vcf.gz}"
  - versions:
      type: file
      description: File containing software versions
      pattern: "versions.yml"
authors:
  - "@abhi18av"