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kerams
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May 12, 2025
src/Fabulous/Array.fs
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| let inline appendOne (v: 'v) (arr: 'v array) = | ||
| let res = Array.zeroCreate(arr.Length + 1) | ||
| res[.. arr.Length - 1] <- arr | ||
| arr.CopyTo (res.AsSpan ()) |
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This is several times faster.
kerams
commented
May 12, 2025
| type private Part<'v> = | ||
| | Empty | ||
| | Filled of struct (Items<'v> * Part<'v>) | ||
| | Filled of Items<'v> * Part<'v> |
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Removes indirection.
kerams
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May 12, 2025
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| | Few of data: struct (Size * 'v * 'v * 'v) | ||
| | Many of arr: 'v array | ||
| | Few of data: Size * 'v * 'v * 'v |
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Removes indirection and decreases total DU struct size with some type parameters (48 to 40 bytes for string).
kerams
commented
May 12, 2025
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| | Added of value: uint16 | ||
| | Removed of value: uint16 | ||
| | Changed of value: uint16 |
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Merges fields and reduces struct size from 12 to 8 bytes.
edgarfgp
approved these changes
May 12, 2025
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Thanks @kerams |
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