Last active
May 15, 2020 19:59
-
-
Save vdinovi/807d65b82f4df9e5f2ac8551610be90b to your computer and use it in GitHub Desktop.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/usr/bin/env ruby | |
| require 'yaml' | |
| VERBS = %w(pick, usage).freeze | |
| NEGATE_CHAR = '~' | |
| POOLS = YAML.load_file("/Users/vdinovi/bin/victims_pool.yml") | |
| USAGE = <<~USAGE | |
| Picks a random victim from the intersection pools for horrific task like Code Review | |
| Usage: victim <verb> <pool1>:<pool2>:!<pool3>... | |
| verbs: | |
| #{VERBS.map { |verb| "- #{verb}" }.join("\n")} | |
| pools: | |
| #{POOLS.map { |pool, members| "- #{pool}: #{members.join(', ')}" }.join("\n")} | |
| USAGE | |
| unless ARGV.count == 2 | |
| puts(USAGE) | |
| exit 1 | |
| end | |
| unless (verb = ARGV[0]) | |
| puts("Invalid verb #{verb}\n#{USAGE}") | |
| exit 1 | |
| end | |
| pools = ARGV[1]&.split(':') || [] | |
| invalid = pools.reduce([]) do |list, pool| | |
| key = pool[0] == NEGATE_CHAR ? pool[1..] : pool | |
| POOLS.has_key?(key) ? list : list + [pool] | |
| end | |
| if invalid.any? | |
| puts("Invalid pools #{invalid.join(', ')}\n#{USAGE}") | |
| exit 1 | |
| end | |
| def pick(pools) | |
| pools | |
| .partition { |pool| pool[0] != NEGATE_CHAR } | |
| .map { |keys| keys.map { |key| POOLS[key[0] == NEGATE_CHAR ? key[1..] : key] }.reduce(&:&) || [] } | |
| .reduce(&:-) | |
| .sample | |
| end | |
| case verb | |
| when 'usage' | |
| puts USAGE | |
| when 'pick' | |
| puts "And the victim is... #{pick(pools)}" | |
| end | |
| exit 0 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment