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| author | Vincent Ambo <mail@tazj.in> | 2023-07-11T11·04+0300 |
|---|---|---|
| committer | tazjin <tazjin@tvl.su> | 2023-08-01T19·53+0000 |
| commit | 9f762bf623a17ae4292c3f0f00d9126cb195a0cb (patch) | |
| tree | 6ca400dcbf7b6af9a89fc9d5031d292696ec69f1 /nix | |
| parent | f9fbc9be856aa6289672fe640c7f833c7550deda (diff) | |
docs(nix-1p): explain scope of `with` r/6459
This fixes https://github.com/tazjin/nix-1p/issues/13 Due to with's use of a semicolon instead of some kind of bracing statement, people can get confused about what the scope of a `with` is. Hopefully this change should make it more explicit. Change-Id: Ifaff28e09a2e8b8b244a9c11d44b2780dee284ee Reviewed-on: https://cl.tvl.fyi/c/depot/+/8951 Tested-by: BuildkiteCI Reviewed-by: sterni <sternenseemann@systemli.org>
Diffstat (limited to 'nix')
| -rw-r--r-- | nix/nix-1p/README.md | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/nix/nix-1p/README.md b/nix/nix-1p/README.md index 18cbbcd201d0..48a20e6ba72a 100644 --- a/nix/nix-1p/README.md +++ b/nix/nix-1p/README.md @@ -326,6 +326,14 @@ let attrs = { a = 15; b = 2; }; in with attrs; a + b # 'a' and 'b' become variables in the scope following 'with' ``` +The scope of a `with`-"block" is the expression immediately following the +semicolon, i.e.: + +```nix +let attrs = { /* some attributes */ }; +in with attrs; (/* this is the scope of the `with` */) +``` + ## `import` / `NIX_PATH` / `<entry>` Nix files can import each other by using the builtin `import` function and a |