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[Backport release-25.05] doc/rust: pass cargoRoot to fetcher in example #413547

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Aleksanaa merged 1 commit into from
Jun 6, 2025
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[Backport release-25.05] doc/rust: pass cargoRoot to fetcher in example #413547

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12 changes: 8 additions & 4 deletions doc/languages-frameworks/rust.section.md
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Original file line number Diff line number Diff line change
Expand Up @@ -605,8 +605,8 @@ In some projects, the Rust crate is not in the main Python source
directory. In such cases, the `cargoRoot` attribute can be used to
specify the crate's directory relative to `sourceRoot`. In the
following example, the crate is in `src/rust`, as specified in the
`cargoRoot` attribute. Note that we also need to specify the correct
path for `fetchCargoVendor`.
`cargoRoot` attribute. Note that we also need to pass in `cargoRoot`
to `fetchCargoVendor`.

```nix
{
Expand All @@ -627,8 +627,12 @@ buildPythonPackage rec {
};

cargoDeps = rustPlatform.fetchCargoVendor {
inherit pname version src;
sourceRoot = "${pname}-${version}/${cargoRoot}";
inherit
pname
version
src
cargoRoot
;
hash = "sha256-ctUt8maCjnGddKPf+Ii++wKsAXA1h+JM6zKQNXXwJqQ=";
};

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