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nixpkgs mirror (for testing)
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nix
1#!/usr/bin/env nix-shell
2#! nix-shell -i bash -p nix jq gnused curl nix-prefetch-git cargo
3
4set -eu -o pipefail
5
6package_dir="$(dirname "${BASH_SOURCE[0]}")"
7
8echo "Fetching latest version"
9version=$(curl -sfL ${GITHUB_TOKEN:+-u ":$GITHUB_TOKEN"} https://api.github.com/repos/rust-lang/measureme/releases/latest | jq -r '.tag_name')
10
11echo "Latest version is $version"
12if [[ "$UPDATE_NIX_OLD_VERSION" == "$version" ]]; then
13 echo "Already up to date!"
14 exit 0
15fi
16
17echo "Fetching source hash"
18hash="$(nix-prefetch-git https://github.com/rust-lang/measureme.git --quiet --rev "refs/tags/$version" | jq -r '.hash')"
19
20tmp=$(mktemp -d)
21trap "rm -rf $tmp" EXIT
22
23git clone --depth 1 --branch "$version" https://github.com/rust-lang/measureme.git "$tmp"
24pushd "$tmp"
25echo "Generating Cargo.lock"
26cargo update
27cp "Cargo.lock" "$package_dir/Cargo.lock"
28popd
29
30sed -i "s#hash = \".*\";#hash = \"$hash\";#g" "$package_dir/package.nix"
31sed -i "s#version = \".*\";#version = \"$version\";#g" "$package_dir/package.nix"