import * as cache from '@actions/cache'; import * as core from '@actions/core'; import * as glob from '@actions/glob'; import path from 'path'; import fs from 'fs'; import {State, Outputs} from './constants'; import { getCacheDirectoryPath, getPackageManagerInfo, PackageManagerInfo } from './cache-utils'; export const restoreCache = async ( packageManager: string, cacheDependencyPath?: string ) => { const packageManagerInfo = await getPackageManagerInfo(packageManager); if (!packageManagerInfo) { throw new Error(`Caching for '${packageManager}' is not supported`); } const platform = process.env.RUNNER_OS; const cachePath = await getCacheDirectoryPath( packageManagerInfo, packageManager ); const lockFilePath = cacheDependencyPath ? cacheDependencyPath : findLockFile(packageManagerInfo); const fileHash = await glob.hashFiles(lockFilePath); if (!fileHash) { throw new Error( 'Some specified paths were not resolved, unable to cache dependencies.' ); } const primaryKey = `node-cache-${platform}-${packageManager}-${fileHash}`; core.debug(`primary key is ${primaryKey}`); core.saveState(State.CachePrimaryKey, primaryKey); const cacheKey = await cache.restoreCache([cachePath], primaryKey); if (!cacheKey) { core.info(`${packageManager} cache is not found`); return; } core.saveState(State.CacheMatchedKey, cacheKey); core.info(`Cache restored from key: ${cacheKey}`); }; const findLockFile = (packageManager: PackageManagerInfo) => { let lockFiles = packageManager.lockFilePatterns; const workspace = process.env.GITHUB_WORKSPACE!; const rootContent = fs.readdirSync(workspace); const lockFile = lockFiles.find(item => rootContent.includes(item)); if (!lockFile) { throw new Error( `Dependencies lock file is not found in ${workspace}. Supported file patterns: ${lockFiles.toString()}` ); } return path.join(workspace, lockFile); };