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authorEelco Dolstra <edolstra@gmail.com>2021-10-01 16:29:53 +0200
committerEelco Dolstra <edolstra@gmail.com>2021-10-01 16:29:53 +0200
commit43221bb319081f33d721d57f1b8905c78cf44e4e (patch)
treeb423587d532fb2303995371346ae45e83c106508 /doc/manual/src/release-notes
parent91b39eee25f74ddc4e0411ad08c7f643c09b4c6b (diff)
Comments
Diffstat (limited to 'doc/manual/src/release-notes')
-rw-r--r--doc/manual/src/release-notes/rl-2.4.md16
1 files changed, 11 insertions, 5 deletions
diff --git a/doc/manual/src/release-notes/rl-2.4.md b/doc/manual/src/release-notes/rl-2.4.md
index c0fcedefd..3ddd53315 100644
--- a/doc/manual/src/release-notes/rl-2.4.md
+++ b/doc/manual/src/release-notes/rl-2.4.md
@@ -23,7 +23,9 @@ more than 2800 commits from 195 contributors since release 2.3.
* The **`nix` command** has seen a lot of work and is now almost at
feature parity with the old command-line interface (the `nix-*`
commands). It aims to be [more modern, consistent and pleasant to
- use](../contributing/cli-guideline.md) than the old CLI.
+ use](../contributing/cli-guideline.md) than the old CLI. It is still
+ marked as experimental but its interface should not change much
+ anymore in future releases.
* **Flakes** are a new format to package Nix-based projects in a more
discoverable, composable, consistent and reproducible way. A flake
@@ -180,8 +182,9 @@ more than 2800 commits from 195 contributors since release 2.3.
* **New built-in functions**:
- `builtins.fetchTree` allows fetching a source tree using any
- backends supported by the fetcher infrastructure. It replaces
- `fetchGit`, `fetchMercurial` and `fetchTarball`.
+ backends supported by the fetcher infrastructure. It subsumes the
+ functionality of existing built-ins like `fetchGit`,
+ `fetchMercurial` and `fetchTarball`.
- `builtins.getFlake` fetches a flake and returns its output
attributes. This function should not be used inside flakes! Use
@@ -247,6 +250,8 @@ more than 2800 commits from 195 contributors since release 2.3.
- With `-p`, it passes any `--arg`s as Nixpkgs arguments.
+ - Support for structured attributes.
+
* `nix-prefetch-url` has a new `--executable` flag.
* On `x86_64` systems, [`x86_64` microarchitecture
@@ -281,7 +286,8 @@ more than 2800 commits from 195 contributors since release 2.3.
to your `nix.conf` if you want to use it, or pass
`--extra-experimental-features nix-command` on the command line.
-* `nix run` has been renamed to `nix shell`.
+* The old `nix run` has been renamed to `nix shell` (and there is a
+ new `nix run` that does something else, as described above).
* It is now an error to modify the `plugin-files` setting via a
command-line flag that appears after the first non-flag argument to
@@ -290,7 +296,7 @@ more than 2800 commits from 195 contributors since release 2.3.
`nix-instantiate --plugin-files "" default.nix`.
* We no longer release source tarballs. If you want to build from
- source, please build from the Git repository.
+ source, please build from the tags in the Git repository.
## Contributors