13 lines
499 B
Plaintext
13 lines
499 B
Plaintext
channel.of(
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tuple('chr1', ['/path/to/region1_chr1.vcf', '/path/to/region2_chr1.vcf']),
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tuple('chr2', ['/path/to/region1_chr2.vcf', '/path/to/region2_chr2.vcf', '/path/to/region3_chr2.vcf']),
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)
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.flatMap { chr, vcfs ->
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vcfs.collect { vcf ->
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tuple(chr, vcfs.size(), vcf) // preserve group size
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}
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}
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.view { v -> "scattered: ${v}" }
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.groupBy()
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.map { key, values -> tuple(key, values.toSorted()) }
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.view { v -> "gathered: ${v}" } |