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| -rw-r--r-- | txr.1 | 9 |
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@@ -39548,6 +39548,15 @@ then there is no such binding: compound forms beginning with do not undergo place macro expansion. .SS* Structural Pattern Matching + +Warning: the following documentation describes new functionality appearing in +\*(TX 247, which is in a "beta" state. Though the \*(TX project is committed to +this feature, the detailed requirements documented here may change without +maintaining backward compatibility. Programs relying on these features may +require maintenance when upgrading to a newer version. When this situation +changes in a future version of \*(TX, the manual for that version will no +longer contain this notice. + \*(TL provides a structural pattern matching system. Structural pattern matching is a syntax which allows for the succinct expression of code which classifies objects according to their shape and content, and which |