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#!/usr/bin/env nix-shell
#!nix-shell -i bash -p curl jq nix-prefetch libarchive
set -euo pipefail
cd "$(dirname "$0")"
owner=rust-analyzer
repo=rust-analyzer
nixpkgs=../../../../..
# Update lsp
ver=$(
curl -s "https://api.github.com/repos/$owner/$repo/releases" |
jq 'map(select(.prerelease | not)) | .[0].tag_name' --raw-output
)
old_ver=$(sed -nE 's/.*\bversion = "(.*)".*/\1/p' ./default.nix)
if grep -q 'cargoSha256 = ""' ./default.nix; then
old_ver='broken'
fi
if [[ "$ver" == "$old_ver" ]]; then
echo "Up to date: $ver"
exit
fi
echo "$old_ver -> $ver"
sha256=$(nix-prefetch -f "$nixpkgs" rust-analyzer-unwrapped.src --rev "$ver")
# Clear cargoSha256 to avoid inconsistency.
sed -e "s#version = \".*\"#version = \"$ver\"#" \
-e "/fetchFromGitHub/,/}/ s#sha256 = \".*\"#sha256 = \"$sha256\"#" \
-e "s#cargoSha256 = \".*\"#cargoSha256 = \"sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=\"#" \
--in-place ./default.nix
echo "Prebuilding for cargoSha256"
cargo_sha256=$(nix-prefetch "{ sha256 }: (import $nixpkgs {}).rust-analyzer-unwrapped.cargoDeps.overrideAttrs (_: { outputHash = sha256; })")
sed "s#cargoSha256 = \".*\"#cargoSha256 = \"$cargo_sha256\"#" \
--in-place ./default.nix
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