统计CLI下输入最多的工具名与输入的命令

cmd_counter_with_ruby

#! /usr/bin/env ruby

# Tool top 10
#   git 100
#   vim 49
#   xxx 21
#
# Action top 10
#   git checkout master 231
#   vim index.html 192
#   cd .. 133
#

commands = `cat #{Dir.home}/.bash_history`.lines
action_counter = Hash.new(0)
tool_counter = Hash.new(0)

commands.each do |line|
  cmd = line.split.first
  tool_counter[cmd] += 1
  action_counter[line] += 1
end

puts "Tool top 10:"
tool_counter.to_a.sort_by(&:last).reverse[0..10].each do |cmd, total|
  puts "  #{cmd} #{total}"
end

puts 
puts '-' * 20
puts 

puts "Action top 10:"
action_counter.to_a.sort_by(&:last).reverse[0..10].each do |action, total|
  puts "  #{action.strip} #{total}"
end