Ruby: Document ?/any behaviour in output paths

This commit is contained in:
Harry Maclean
2022-11-16 15:11:13 +13:00
parent 5b07c3a746
commit c0501c189e

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@@ -162,7 +162,9 @@ included by default.
### Specifiers
#### `?`
An element at an unknown index.
If used in an input path: an element at an unknown index. If used in an output
path: an element at any known or unkown index. In other words, `?` in an output
path means the same as `any`.
#### `any`
An element at any known or unknown index.