A simple test for dynamic dependencies in Rake

output

meisterbrau:rake-issues riva$ rake a
(in /Users/riva/Projects/mine/sandbox/rake-issues)
b
a

outut as it should be

meisterbrau:rake-issues riva$ rake a
(in /Users/riva/Projects/mine/sandbox/rake-issues)
b
c
a

rakefile

require "rake"

desc "Depends on a task that adds dependencies"
task :a => :b do
  puts "a"
end

desc "The added dependency"
task :c do
  puts "c"
end

desc "Adds a dependency to a"
task :b do
  task :a => :c
  puts "b"
end