ruby - Buildr 中 Underscore 方法的用途

Question

谁能解释一下下面代码中“_”(下划线)的用途？谢谢。

package(:zip).include _('target/docs/*')

Answer 1

在 Buildr 中，underscore method is an alias to the path_to method :

_('foo', 'bar')
# => foo/bar
_('/tmp')
# => /tmp
_(:base_dir, 'foo')
# => /home/project1/foo