# File lib/rake.rb, line 1839
1839:     def collect_tasks
1840:       tasks = []
1841:       ARGV.each do |arg|
1842:         if arg =~ /^(\w+)=(.*)$/
1843:           ENV[$1] = $2
1844:         else
1845:           tasks << arg
1846:         end
1847:       end
1848:       tasks.push("default") if tasks.size == 0
1849:       tasks
1850:     end