nimbus-eth2/nix/tools.nix
Jakub Sokołowski 4a1a2c8196
add packages to Nix flake config, move to repo root
This way we can actually build and run a node using just:
```sh
nix run 'github:status-im/nimbus-eth2?submodules=1'
```
The `?submodules=1` part should eventually not be necessary.
For more details see:
https://github.com/NixOS/nix/issues/4423

Signed-off-by: Jakub Sokołowski <jakub@status.im>
2024-05-06 16:57:23 +02:00

16 lines
465 B
Nix

{ pkgs ? import <nixpkgs> { } }:
let
inherit (pkgs.lib) fileContents last splitString flatten remove;
inherit (builtins) map match;
in {
findKeyValue = regex: sourceFile:
let
linesFrom = sourceFile: splitString "\n" (fileContents sourceFile);
matching = regex: lines: map (line: match regex line) lines;
extractMatch = matches: last (flatten (remove null matches));
in
extractMatch (matching regex (linesFrom sourceFile));
}