def _check_dependencies(self):
imgmin = exists('imgmin')
image_optim = exists('image_optim')
if not imgmin or not image_optim:
puts(p('Dependencies have not been installed:'))
with indent(3):
message = 'imgmin - https://github.com/rflynn/imgmin'
message = s('✓ ' + message) if imgmin else e('✗ ' + message)
puts(message)
message = 'image_optim - http://rubygems.org/gems/image_optim'
message = s('✓ ' + message) if image_optim else e('✗ ' + message)
puts(message)
sys.exit(1)
def _show_help(self):
puts(e("Usage: %s [options] <file/folder>" % sys.argv[0]))
with indent(3):
puts(p("--help ") + "Show the help system")
puts(p("--lossy ") + "Apply a lossy optimization on the image(s)")
puts(p("--lossless ") + "Apply a lossless optimization on the image(s)")
puts(p("--watch ") + "Watch a folder and apply optimizations straight up")
puts(p("--stats ") + "Show stats of the optimizations")
sys.exit(1)
