ARROW-12712: [C++] String repeat kernel#11023

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edponce wants to merge 84 commits intoapache:masterfrom

edponce:ARROW-12712-String-repeat-kernel

Commits on Nov 3, 2021

add kernel executor for string binary functions
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add comments/notes
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add second input to MaxCodeunits
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add inheritance to have PreExec and InvalidStatus
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add RepeatOptions
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add str repeat kernel
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add tests
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update docs
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fix linter error
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add doubling approach and benchmark
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remove naive approach and add check for repeats option
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add support for array of repeats
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add RepeatOptions to PyArrow
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add R bindings
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set repeats to std::vector<int>
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update pyarrow bindings and tests
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fix lint error
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fix typo
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remove RepeatOptions
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update kernel to conform to StringBinaryTransformExec
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fix lint errors
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remove benchmark case
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cast output of string transform
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remove StrRepeat benchmark
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use Unbox to get scalar C values
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updates based on StringBinaryTransform updates
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fix lint errors
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remove checks for repeats and array length, update tests
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add cast to transform output
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remove RepeatOptions from docs
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remove RepeatOptions from R bindings
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remove inheritance from StringTransformBase
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(WIP) resolving reviewer comments
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remove tests with invalid repeats (negative)
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update string binary infrastructure
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remove invalid tests (negative repeats)
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add <vector> and remove support for negative repeats
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still getting undefined ref for XTypes()
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add virtual destructor as per ARROW-13670
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rename to long form (string_repeat) and fix test
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update kernel registration and StringTransformBase virtual methods
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support negative repeat counts
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add transform wrappers for simple/doubling repeat implementations
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support FixedSizeBinary, remove static_casts, and update comments
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use visitor for ArrayScalar exec
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refactor StringBinaryTransformExecBase with visitors
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update docs
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support numeric types for repeat count and rename to num_repeat
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add R binding and tests
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delete old FunctionOptions from R binding
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delete pyarrow test
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remove comment on generic lambdas in C++14
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add boolean test
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remove implicit casting for repeat count and add validation check for Scalar
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update R binding, remove validation
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rebase and add more invalid tests (negative and float repeat count)
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fix lint errors
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remove invalid redundant strrep test from R
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update comments and fix RETURN_NOT_OK
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add Status data member to StringTransformBase and checks for invalid repeat count
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improve comments, add Status as a parameter, and minor consistency changes
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wrap long lines and rename tests
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add Result return types and minor changes
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add StringRepeat benchmark
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remove std::function indirection
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add static_cast to Transform return value
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update R test
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fix lint error
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revert include statement
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change xor to subtraction and rename var in doubling approach
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rename function to binary_repeat
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update function name in benchmark
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fix R func name error
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R changes: input -> .input, transmute -> mutate
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update function name in R expressions
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add R str_dup binding and test
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use different vars in R tests
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add test with num_repeat=null
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use transmute instead of mutate?
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add str_dup to test title and revert to mutate()
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add L to number range
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split tests
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use different var names
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rename R func str_dup
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