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Re: [Monotone-devel] dumb question - node::clone()
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From: |
Timothy Brownawell |
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Subject: |
Re: [Monotone-devel] dumb question - node::clone() |
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Date: |
Sun, 24 Jun 2007 20:19:00 -0500 |
On Sun, 2007-06-24 at 10:30 -0700, Zack Weinberg wrote:
> Do the clone() methods for dir_node and file_node do anything that the
> respective copy constructors wouldn't do?
They're virtual functions, which means that you can call clone() on a
node* (which will actually point to a dir_node or file_node), and get a
new dir_node or file_node as appropriate. Using a copy constructor
directly means that you have to know in advance what type you're trying
to get.
--
Timothy
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