Fixed related bugs with fold and rewriting
#188
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- `fold()` loses traversal history (e.g. `g.V().as('a').fold().select('a')` returns noting)
- In cases where `fold()` is used for collection creation, replaced with `map(fold())` (e.g. `g.V().as('a').map(fold()).select('a')`)
- Fix `SimplifySingleProjections` rewriter removing valid re-`select`
TCK +2
Signed-off-by: Dwitry [email protected]
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fold()loses traversal history (e.g.g.V().as('a').fold().select('a')returns noting)fold()is used for collection creation, replaced withmap(fold())(e.g.g.V().as('a').map(fold()).select('a'))SimplifySingleProjectionsrewriter removing valid re-selectTCK +2
Signed-off-by: Dwitry [email protected]