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Versions: 464
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Contents
#!/usr/bin/env ruby
require 'rbbt-util'
require 'rbbt/util/simpleopt'
options = SOPT.setup <<EOF
Pulls the values from a tsv colum
$ rbbt tsv values [options] <filename.tsv|->
Use - to read from STDIN
-tch--tokyocabinet File is a tokyocabinet hash database
-tcb--tokyocabinet_bd File is a tokyocabinet B database
-f--field* Limit to a particular field
-k--keys Print also keys
-h--help Print this help
-l--lines Separate in lines
EOF
rbbt_usage and exit 0 if options[:help]
file = ARGV.shift
file = STDIN if file == '-'
case
when options[:tokyocabinet]
tsv = Persist.open_tokyocabinet(file, false)
when options[:tokyocabinet_bd]
tsv = Persist.open_tokyocabinet(file, false, nil, TokyoCabinet::BDB)
else
if String === file
file = file.dup
Path.setup(File.expand_path(file))
end
tsv = file
end
field = options[:field]
fields = field.nil? ? nil : [field]
TSV.traverse(tsv, :fields => fields) do |k,v|
if options[:lines]
puts (Array === v ? v.flatten*"\n" : v.to_s )
elsif options[:keys]
puts(k << "\t" << (Array === v ? v.flatten*"\t" : v.to_s ))
else
puts (Array === v ? v.flatten*"\t" : v.to_s )
end
end
Version data entries
464 entries across 464 versions & 1 rubygems