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nixos/utils/pkgs/claude-code/update.sh

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#!/usr/bin/env nix-shell
#!nix-shell -i bash -p nodejs nix-prefetch cacert
set -euo pipefail
cd "$(dirname "${BASH_SOURCE[0]}")"
# Get latest version from npm
version=$(npm view @anthropic-ai/claude-code version)
echo "Latest version: $version"
# Update version in default.nix
sed -i "s/version = \".*\";/version = \"$version\";/" default.nix
# Fetch and update source hash
echo "Fetching source tarball..."
url="https://registry.npmjs.org/@anthropic-ai/claude-code/-/claude-code-${version}.tgz"
hash=$(nix-prefetch-url --unpack --type sha256 "$url" 2>/dev/null)
sri_hash=$(nix-hash --type sha256 --to-sri "$hash")
# Update only the source hash (in fetchzip block)
sed -i "/src = pkgs.fetchzip/,/};/ s|hash = \"sha256-.*\";|hash = \"$sri_hash\";|" default.nix
# Generate new package-lock.json
echo "Generating package-lock.json..."
npm i --package-lock-only @anthropic-ai/claude-code@"$version"
rm -f package.json
# Set placeholder for npmDepsHash only (in fetchNpmDeps block)
sed -i "/npmDeps = pkgs.fetchNpmDeps/,/};/ s|hash = \"sha256-.*\";|hash = \"sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=\";|" default.nix
echo ""
echo "Updated to version $version"
echo "Source hash: $sri_hash"
echo ""
# Go to repo root (3 levels up from utils/pkgs/claude-code)
repo_root="$(cd ../../.. && pwd)"
cd "$repo_root"
# Build to get the correct npmDepsHash
echo "Building package to determine npmDepsHash..."
build_output=$(NIXPKGS_ALLOW_UNFREE=1 nix build --impure --no-link --expr 'with import <nixpkgs> {}; callPackage ./utils/pkgs/claude-code { inherit lib pkgs runCommand claude-code; }' 2>&1 || true)
# Extract the hash from build output
npm_deps_hash=$(echo "$build_output" | grep -oP "got:\s+sha256-[A-Za-z0-9+/=]+" | tail -1 | awk '{print $2}')
if [ -z "$npm_deps_hash" ]; then
echo "Error: Could not determine npmDepsHash from build output"
echo "Build output:"
echo "$build_output"
exit 1
fi
echo "npmDepsHash: $npm_deps_hash"
# Update npmDepsHash in default.nix
cd "$repo_root/utils/pkgs/claude-code"
sed -i "/npmDeps = pkgs.fetchNpmDeps/,/};/ s|hash = \"sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=\";|hash = \"$npm_deps_hash\";|" default.nix
# Verify the build works
echo ""
echo "Verifying build..."
cd "$repo_root"
if NIXPKGS_ALLOW_UNFREE=1 nix build --impure --no-link --expr 'with import <nixpkgs> {}; callPackage ./utils/pkgs/claude-code { inherit lib pkgs runCommand claude-code; }'; then
echo ""
echo "✓ Successfully updated claude-code to version $version"
echo " Source hash: $sri_hash"
echo " npmDepsHash: $npm_deps_hash"
else
echo ""
echo "✗ Build failed after updating hashes"
exit 1
fi