install-dependencies

#!/usr/bin/env bash
# Install dependencies for a given version of Svelte
set -euxo pipefail

svelte_version=${1}
node_version=$(node --version)

rm -rf node_modules
npm install --no-package-lock

if [[ "${svelte_version}" == "3" ]]; then
  npm uninstall --no-save vite vitest @vitest/coverage-v8 @sveltejs/vite-plugin-svelte svelte-check svelte
  npm install --no-save vite@4 vitest@0.x.x @vitest/coverage-v8@0.x.x @sveltejs/vite-plugin-svelte@2 svelte-check@3 svelte@3
elif [[ "${svelte_version}" == "4" ]]; then
  npm uninstall --no-save @sveltejs/vite-plugin-svelte svelte
  npm install --no-save @sveltejs/vite-plugin-svelte@3 svelte@4
fi

if [[ "${node_version}" =~ "v16" ]]; then
  npm uninstall --no-save vite vitest @vitest/coverage-v8 @sveltejs/vite-plugin-svelte
  npm install --no-save vite@4 vitest@0.x.x @vitest/coverage-v8@0.x.x @sveltejs/vite-plugin-svelte@2
fi

npm dedupe
installed_version=$(npm ls --depth=0 --parseable svelte@${svelte_version})

if [[ -z "${installed_version}" ]]; then
  echo "Error: expected svelte@${svelte_version}"
  npm ls --depth=0 svelte
  exit 1
fi