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Update fetchTree docs

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This commit is contained in:
Eelco Dolstra 2024-07-26 20:34:04 +02:00
parent 06b686b62d
commit b88950ec77
1 changed files with 5 additions and 5 deletions
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10
src/libexpr/primops/fetchTree.cc
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@ -559,11 +559,11 @@ static RegisterPrimOp primop_fetchTarball({
.doc = R"( .doc = R"(
Download the specified URL, unpack it and return the path of the Download the specified URL, unpack it and return the path of the
unpacked tree. The file must be a tape archive (`.tar`) compressed unpacked tree. The file must be a tape archive (`.tar`) compressed
with `gzip`, `bzip2` or `xz`. The top-level path component of the with `gzip`, `bzip2` or `xz`. If the tarball consists of a
files in the tarball is removed, so it is best if the tarball single directory or non-executable file, then the top-level path
contains a single directory at top level. The typical use of the component of the files in the tarball is removed. The typical
function is to obtain external Nix expression dependencies, such as use of the function is to obtain external Nix expression
a particular version of Nixpkgs, e.g. dependencies, such as a particular version of Nixpkgs, e.g.
```nix ```nix
with import (fetchTarball https://github.com/NixOS/nixpkgs/archive/nixos-14.12.tar.gz) {}; with import (fetchTarball https://github.com/NixOS/nixpkgs/archive/nixos-14.12.tar.gz) {};