John Ericson 318eea040f Encapsulate and slightly optimize string contexts
These steps are done (originally in order, but I squashed it as the end
result is still pretty small, and the churn in the code comments was a
bit annoying to keep straight).

1. Create proper struct type for string contexts on the heap

   This will make it easier to change this type in the future.

2. Make `Value::StringWithContext` iterable

   This make some for loops a lot more terse.

3. Encapsulate `Value::StringWithContext::Context::elems`

   It turns out the iterators we just exposed are sufficient.

4. Make `StringWithContext::Context` length-prefixed instead

   Rather than having a null pointer at the end, have a `size_t` at the
   beginning. This is the exact same size (note that null pointer is
   longer than null byte) and thus takes no more space!

Also, see the new TODO on naming. The thing we already so-named is a
builder type for string contexts, not the on-heap type. The
`fromBuilder` static method reflects what the names ought to be too.

Co-authored-by: Sergei Zimmerman <sergei@zimmerman.foo>
2025-11-09 23:35:38 +03:00
2024-02-01 01:01:39 +01:00
2025-11-04 22:55:18 +03:00
2025-05-31 07:41:27 -07:00
2025-10-07 17:15:28 +02:00
2025-01-24 17:04:02 +01:00
2025-11-05 15:38:23 +01:00
2024-10-14 11:21:24 -04:00
2025-06-11 22:08:03 +00:00
2025-07-29 16:51:55 +02:00
2022-01-24 13:28:21 +01:00

Nix

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Nix is a powerful package manager for Linux and other Unix systems that makes package management reliable and reproducible. Please refer to the Nix manual for more details.

Installation and first steps

Visit nix.dev for installation instructions and beginner tutorials.

Full reference documentation can be found in the Nix manual.

Building and developing

Follow instructions in the Nix reference manual to set up a development environment and build Nix from source.

Contributing

Check the contributing guide if you want to get involved with developing Nix.

Additional resources

Nix was created by Eelco Dolstra and developed as the subject of his PhD thesis The Purely Functional Software Deployment Model, published 2006. Today, a world-wide developer community contributes to Nix and the ecosystem that has grown around it.

License

Nix is released under the LGPL v2.1.

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Nix, the purely functional package manager
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