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| author | Kaz Kylheku <kazkylheku@vtech.ca> | 2021-01-18 08:26:39 -0800 |
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| committer | Kaz Kylheku <kaz@kylheku.com> | 2021-01-18 08:26:39 -0800 |
| commit | 1e081d603a1bf43b8a63d559a00aebb82a5bdb20 (patch) | |
| tree | 8b2686999eefd88b0fa52f713a4c4dab521506e8 | |
| parent | 57f073a54a5ec99b1e5ca1dc2de8f25d05b0208a (diff) | |
| download | txr-1e081d603a1bf43b8a63d559a00aebb82a5bdb20.tar.gz txr-1e081d603a1bf43b8a63d559a00aebb82a5bdb20.tar.bz2 txr-1e081d603a1bf43b8a63d559a00aebb82a5bdb20.zip | |
doc: add warning to Pattern Matching section.
* txr.1: Pattern Matching is new. Though it works, the
programmer-visible, documented requirements may have to be adjusted to
make it better, and it would be nice to do that without caring about
backward compatibility. In other words, the feature is currently in
"beta": it is expected to be reliable, but the syntax and semantics are
not written in stone.
| -rw-r--r-- | txr.1 | 9 |
1 files changed, 9 insertions, 0 deletions
@@ -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 |