test-git-web-interface/rb.rb

def f(x)
  x + 1
end

def g(x)
  x + 1
end

def h(x)
  x + 1
end

def a
  1
end

def b
  1
end

def c
  1
end

Chaining style:

a.
  b.
  c

a.b.
  c