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26 commits this week Oct 15, 2024 - Oct 22, 2024
Add context back to repo url strings (#2261)
* Add context back to repo url strings

This should fixes a source of errors that look like this:

```
curl: (37) Couldn't open file /nix/store/7g8b1vz8nlai5zkjzfps25jl7fvdjk3s-source/package/contra-tracer-0.1.0.2.tar.gz
```

Reproducing this issue turned out to be difficult because if the `sha256` is in the nix cache there is no error.  To reproduce the issue:

* Remove the `addContext` call.
* Build a project with `repository` in `cabal.project` with an `inputMap`.
* Force the `src` derivation to rebuild.

We can force the src derivation to rebuild by giving it invalid `sha256` (ignore the hash mismatch errors, if it has a hash then the download worked):

```
# sha256 = p.pkg-src-sha256;
sha256 = __substring 0 (__stringLength p.pkg-src-sha256 - 6) p.pkg-src-sha256 + "000000";
```

* Update lib/load-cabal-plan.nix

Co-authored-by: Moritz Angermann <[email protected]>

* Bump test `repository` blocks

---------

Co-authored-by: Moritz Angermann <[email protected]>
Add context back to repo url strings
This should fixes a source of errors that look like this:

```
curl: (37) Couldn't open file /nix/store/7g8b1vz8nlai5zkjzfps25jl7fvdjk3s-source/package/contra-tracer-0.1.0.2.tar.gz
```

Reproducing this issue turned out to be difficult because if the `sha256` is in the nix cache there is no error.  To reproduce the issue:

* Remove the `addContext` call.
* Build a project with `repository` in `cabal.project` with an `inputMap`.
* Force the `src` derivation to rebuild.

We can force the src derivation to rebuild by giving it invalid `sha256` (ignore the hash mismatch errors, if it has a hash then the download worked):

```
# sha256 = p.pkg-src-sha256;
sha256 = __substring 0 (__stringLength p.pkg-src-sha256 - 6) p.pkg-src-sha256 + "000000";
```