nixpkgs/pkgs/development/tools/rust/rust-analyzer/update.sh

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#!/usr/bin/env nix-shell
#!nix-shell -i bash -p curl jq nix-prefetch-github nodePackages.node2nix
set -euo pipefail
cd "$(dirname "$0")"
owner=rust-analyzer
repo=rust-analyzer
nixpkgs=../../../../..
# Update lsp
rev=$(
curl -s "https://api.github.com/repos/$owner/$repo/releases" |
jq 'map(select(.prerelease | not)) | .[0].tag_name' --raw-output
)
old_rev=$(sed -nE 's/.*\brev = "(.*)".*/\1/p' ./default.nix)
if grep -q '0000000000000000000000000000000000000000000000000000' ./default.nix; then
old_rev='broken'
fi
if [[ "$rev" == "$old_rev" ]]; then
echo "Up to date: $rev"
exit
fi
echo "$old_rev -> $rev"
sha256=$(nix-prefetch-github --prefetch "$owner" "$repo" --rev "$rev" | jq '.sha256' --raw-output)
sed -e "s/rev = \".*\"/rev = \"$rev\"/" \
-e "s/sha256 = \".*\"/sha256 = \"$sha256\"/" \
-e "s/cargoSha256 = \".*\"/cargoSha256 = \"0000000000000000000000000000000000000000000000000000\"/" \
--in-place ./default.nix
echo "Prebuilding nix"
cargo_sha256=$({
! nix-build "$nixpkgs" -A rust-analyzer-unwrapped --no-out-link 2>&1
} | tee /dev/stderr | sed -nE 's/\s*got:\s*sha256:(\w+)/\1/p' | head -n1)
echo "cargoSha256: $cargo_sha256"
[[ "$cargo_sha256" ]]
sed "s/cargoSha256 = \".*\"/cargoSha256 = \"$cargo_sha256\"/" \
--in-place ./default.nix
# Update vscode extension
echo "Generating node lock"
node_src="$(nix-build "$nixpkgs" -A rust-analyzer.src --no-out-link)/editors/code"
pushd "$nixpkgs/pkgs/misc/vscode-extensions/rust-analyzer"
ext_version=$(jq '.version' "$node_src/package.json" --raw-output)
ext_publisher=$(jq '.publisher' "$node_src/package.json" --raw-output)
echo "Extension version: $ext_version"
[[ "$ext_publisher" == "matklad" ]]
node2nix \
--nodejs-12 \
--development \
--input "$node_src/package.json" \
--lock "$node_src/package-lock.json" \
--output ./node-packages.nix \
--composition ./node-composition.nix \
--no-copy-node-env \
--node-env ../../../development/node-packages/node-env.nix
sed -e 's_^.*src = [./]*/nix/store.*__g' \
--in-place ./node-packages.nix
sed -e "s/version = \".*\"/version = \"$ext_version\"/" \
--in-place ./default.nix
popd