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Export the special span value for not-indexing an array dimension. #61

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Original file line numberDiff line numberDiff line change
Expand Up@@ -44,6 +44,11 @@ index (Array fptr) seqs =
lookup :: Array a -> Array a -> Int -> Array a
lookup a b n = op2 a b $ \p x y -> af_lookup p x y (fromIntegral n)

-- | A special value representing the entire axis of an 'Array'.
span :: Seq
span = Seq 1 1 0 -- From include/af/seq.h
-- Hard-coded here because FFI cannot import static const values.

-- af_err af_assign_seq( af_array *out, const af_array lhs, const unsigned ndims, const af_seq* const indices, const af_array rhs);
-- | Calculates 'mean' of 'Array' along user-specified dimension.
--
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