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Accept Array-like objects seamlessly in builtins #3817
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Merged
Accept Array-like objects seamlessly in builtins #3817
mergify
merged 7 commits into
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wip/hubert/builtins-array-conversion-183266964
Oct 25, 2022
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JaroslavTulach
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Great.
...time/src/main/java/org/enso/interpreter/node/expression/builtin/mutable/CoerceArrayNode.java
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radeusgd
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Oct 24, 2022
Most of the time, rather than defining the type of the parameter of the builtin, we want to accept every Array-like object i.e. Vector, Array, polyglot Array etc. Rather than writing all possible combinations, and likely causing bugs on the way anyway as we already saw, one should use `CoerceArrayNode` to convert to Java's `Object[]`. Added various test cases to illustrate the problem.
Co-authored-by: Jaroslav Tulach <jaroslav.tulach@enso.org>
Moved location-dependent test cases out of Meta spec. That way we don't have to update them every single time we add new test to Meta.
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...time/src/main/java/org/enso/interpreter/node/expression/builtin/mutable/CoerceArrayNode.java
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…ion/builtin/mutable/CoerceArrayNode.java Co-authored-by: Radosław Waśko <radoslaw.wasko@enso.org>
hubertp
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Most of the problems with accessing `ArrayOverBuffer` have been resolved by using `CoerceArrayNode` (#3817). In `Array.sort` we still however specialized on Array which wasn't compatible with `ArrayOverBuffer`. Added a specialization to `Array.sort` to deal with that case. Because one cannot use a custom comparator with primitive (Java) arrays there is a conversion needed. It's a necessary penalty if we want to keep `ArrayOverBuffer` around. Also fixed an example in `Array.enso` by providing a default argument.
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hubertp
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Jan 8, 2023
Most of the problems with accessing `ArrayOverBuffer` have been resolved by using `CoerceArrayNode` (#3817). In `Array.sort` we still however specialized on Array which wasn't compatible with `ArrayOverBuffer`. Added a specialization to `Array.sort` to deal with that case. Because one cannot use a custom comparator with primitive (Java) arrays there is a conversion needed. It's a necessary penalty if we want to keep `ArrayOverBuffer` around. Also fixed an example in `Array.enso` by providing a default argument.
hubertp
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Most of the problems with accessing `ArrayOverBuffer` have been resolved by using `CoerceArrayNode` (#3817). In `Array.sort` we still however specialized on Array which wasn't compatible with `ArrayOverBuffer`. Added a specialization to `Array.sort` to deal with that case. Because one cannot use a custom comparator with primitive (Java) arrays there is a conversion needed. It's a necessary penalty if we want to keep `ArrayOverBuffer` around. Also fixed an example in `Array.enso` by providing a default argument.
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…s the Array (#4022) Most of the problems with accessing `ArrayOverBuffer` have been resolved by using `CoerceArrayNode` (#3817). In `Array.sort` we still however specialized on Array which wasn't compatible with `ArrayOverBuffer`. Similarly sorting JS or Python arrays wouldn't work. Added a specialization to `Array.sort` to deal with that case. A generic specialization (with `hasArrayElements`) not only handles `ArrayOverBuffer` but also polyglot arrays coming from JS or Python. We could have an additional specialization for `ArrayOverBuffer` only (removed in the last commit) that returns `ArrayOverBuffer` rather than `Array` although that adds additional complexity which so far is unnecessary. Also fixed an example in `Array.enso` by providing a default argument.
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Pull Request Description
Most of the time, rather than defining the type of the parameter of the builtin, we want to accept every Array-like object i.e. Vector, Array, polyglot Array etc.
Rather than writing all possible combinations, and likely causing bugs on the way anyway as we already saw, one should use
CoerceArrayNode
to convert to Java'sObject[]
.Added various test cases to illustrate the problem.
Checklist
Please include the following checklist in your PR:
Scala,
Java,
and
Rust
style guides.
./run ide build
and./run ide watch
.