fb16dfecae
Commit b7f05445c0
has added WWW entries to port Makefiles based on
WWW: lines in pkg-descr files.
This commit removes the WWW: lines of moved-over URLs from these
pkg-descr files.
Approved by: portmgr (tcberner)
17 lines
1 KiB
Text
17 lines
1 KiB
Text
This is a copy-on-write proxy for frozen Ruby objects, so duplicating frozen
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object is delayed until a method tries to change frozen object.
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CowProxy classes for array, hash, string and struct are provided. Objects from
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other classes will be proxied without copy-on-write, you have to create a
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CowProxy class for them to enable copy-on-write. Also you have to create
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CowProxy class for each object which have any getter method with arguments,
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because default CowProxy won't wrap returned value. Immutable classes such as
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Integer or TrueClass doesn't need copy-on-write proxy because they can't be
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changed.
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You can wrap every object in a proxy. Proxy will always send method calls to
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wrapped object, and wrap returned value with a CowProxy class if method has no
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argument, so a proxy will always return proxy objects for getters without
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arguments. When a method tries to change a frozen object, if proxy has
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copy-on-write enabled, it will duplicate frozen object and will send next method
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calls to duplicated object, in other case an exception is raised.
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