35 lines
817 B
Ruby
Executable File
35 lines
817 B
Ruby
Executable File
#!/usr/bin/env ruby
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require "csv"
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$LOAD_PATH << "#{__dir__}/../lib"
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require "terminal-table"
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#
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# Usage:
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# ./show_csv_table.rb data.csv
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# cat data.csv | ./show_csv_table.rb
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# cat data.csv | ./show_csv_table.rb -
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#
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#
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# Reads a CSV from $stdin if no argument given, or argument is '-'
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# otherwise interprets first cmdline argument as the CSV filename
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#
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use_stdin = ARGV[0].nil? || (ARGV[0] == '-')
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io_object = use_stdin ? $stdin : File.open(ARGV[0], 'r')
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csv = CSV.new(io_object)
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#
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# Convert to an array for use w/ terminal-table
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# The assumption is that this is a pretty small spreadsheet.
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#
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csv_array = csv.to_a
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user_table = Terminal::Table.new do |v|
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v.style = { :border => :unicode_round } # >= v3.0.0
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v.title = "Some Title"
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v.headings = csv_array[0]
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v.rows = csv_array[1..-1]
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end
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puts user_table
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