module SolveBio::CLI::Tutorial
Public Class Methods
tutorial()
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# File lib/solvebio/cli/tutorial.rb, line 4 def tutorial tutorial_file = File.join(File.dirname(__FILE__), "tutorial.md") less = which('less') if less exec less + ' ' + tutorial_file else puts File.read(tutorial_file) puts puts "#######################################################################" puts puts "Warning: 'less' command not found in $PATH." puts "Read the tutorial online at https://www.solvebio.com/docs/ruby-tutorial" puts puts "#######################################################################" puts end end
Public Instance Methods
which(cmd)
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# File lib/solvebio/cli/tutorial.rb, line 23 def which(cmd) exts = ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : [''] ENV['PATH'].split(File::PATH_SEPARATOR).each do |path| exts.each { |ext| exe = File.join(path, "#{cmd}#{ext}") return exe if File.executable?(exe) && !File.directory?(exe) } end return nil end
Private Instance Methods
tutorial()
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# File lib/solvebio/cli/tutorial.rb, line 4 def tutorial tutorial_file = File.join(File.dirname(__FILE__), "tutorial.md") less = which('less') if less exec less + ' ' + tutorial_file else puts File.read(tutorial_file) puts puts "#######################################################################" puts puts "Warning: 'less' command not found in $PATH." puts "Read the tutorial online at https://www.solvebio.com/docs/ruby-tutorial" puts puts "#######################################################################" puts end end