Module: Nr::Runner
- Defined in:
- lib/nr/runner.rb
Class Method Summary collapse
Class Method Details
.help ⇒ Object
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# File 'lib/nr/runner.rb', line 53 def help maxn = .transpose.first.map(&:size).max maxd = .transpose.last .map(&:size).max "Usage: nr HOST PORT\n" + .map{ |(name, desc)| if desc.empty? name else sprintf(" %-*s %-*s", maxn, name, maxd, desc) end }.join("\n") end |
.options ⇒ Object
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# File 'lib/nr/runner.rb', line 6 def @options ||= [['-o, --host HOST' , 'HOST it is listening to (default: 0.0.0.0)'], ['-p, --port PORT' , 'PORT it is bound to (default: 12344)' ], ['-h, --help' , 'Print this message' ], ['-v, --version' , 'Print the version' ]] end |
.parse(argv) ⇒ Object
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# File 'lib/nr/runner.rb', line 24 def parse argv unused, host, port = [], '0.0.0.0', 12344 until argv.empty? case arg = argv.shift when /^-p=?(.+)?/, /^--port=?(.+)?/ port = $1 || argv.shift when /^-o=?(.+)?/, /^--host=?(.+)?/ host = $1 || argv.shift when /^-h/, '--help' puts(help) exit when /^-v/, '--version' require 'nr/version' puts(Nr::VERSION) exit when /^(\d+)/ port = arg else host = arg end end [host, port] end |