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| 1 | +// @ts-check |
| 2 | +/** |
| 3 | + * This script generates filters for https://github.com/dorny/paths-filter |
| 4 | + * |
| 5 | + * It is used in CI to find all the packages which have been modified or |
| 6 | + * have a dependency (including transitive) that has been modified. |
| 7 | + * |
| 8 | + * This enables running checks only for the packages affected by the changes. |
| 9 | + */ |
| 10 | +const fs = require("fs"); |
| 11 | +const path = require("path"); |
| 12 | + |
| 13 | +function main() { |
| 14 | + const packageIgnore = JSON.parse(process.env.PACKAGE_IGNORE || "[]"); |
| 15 | + const commonFilters = JSON.parse(process.env.COMMON_FILTERS || "[]"); |
| 16 | + |
| 17 | + const pnpmLockfilePath = path.join(__dirname, "..", "pnpm-lock.json"); |
| 18 | + if (!fs.existsSync(pnpmLockfilePath)) { |
| 19 | + console.warn( |
| 20 | + `${pnpmLockfilePath} doesn't exist, please run: yq -p yaml -o json pnpm-lock.yaml | tee pnpm-lock.json` |
| 21 | + ); |
| 22 | + process.exit(1); |
| 23 | + } |
| 24 | + |
| 25 | + const pnpmLockfile = JSON.parse(fs.readFileSync(pnpmLockfilePath, "utf8")); |
| 26 | + |
| 27 | + // Find all direct internal dependencies for all packages |
| 28 | + const internalDependenciesMap = {}; |
| 29 | + for (const [package, allDependencies] of Object.entries( |
| 30 | + pnpmLockfile.importers |
| 31 | + )) { |
| 32 | + const internalDependencies = Object.values(allDependencies) |
| 33 | + .flatMap((dependencies) => Object.values(dependencies)) |
| 34 | + .map((dependency) => dependency.version) |
| 35 | + .filter((version) => version.startsWith("link:")) |
| 36 | + .map((version) => version.replace("link:", "")) |
| 37 | + .map((version) => path.join(package, version)); |
| 38 | + internalDependenciesMap[package] = internalDependencies; |
| 39 | + } |
| 40 | + |
| 41 | + // Add transitive internal dependencies |
| 42 | + for (const dependencies of Object.values(internalDependenciesMap)) { |
| 43 | + const dependencyQueue = [...dependencies]; |
| 44 | + while (dependencyQueue.length !== 0) { |
| 45 | + const dependency = dependencyQueue.pop(); |
| 46 | + for (const transitiveDependency of internalDependenciesMap[dependency]) { |
| 47 | + if (!dependencies.includes(transitiveDependency)) { |
| 48 | + dependencies.push(transitiveDependency); |
| 49 | + dependencyQueue.push(transitiveDependency); |
| 50 | + } |
| 51 | + } |
| 52 | + } |
| 53 | + } |
| 54 | + |
| 55 | + // Generate filters |
| 56 | + const filters = {}; |
| 57 | + for (const [package, dependencies] of Object.entries( |
| 58 | + internalDependenciesMap |
| 59 | + )) { |
| 60 | + // Ignore packages that start with one of the prefixes in PACKAGE_IGNORE |
| 61 | + if (packageIgnore.some((prefix) => package.startsWith(prefix))) { |
| 62 | + continue; |
| 63 | + } |
| 64 | + // Calculate glob patterns for the package and its dependencies |
| 65 | + const packageFilters = [package, ...dependencies].map((dependency) => |
| 66 | + path.join(dependency, "**") |
| 67 | + ); |
| 68 | + // Set filters for the package |
| 69 | + filters[package] = [...commonFilters, ...packageFilters]; |
| 70 | + } |
| 71 | + |
| 72 | + // Pretty print the filters |
| 73 | + console.log(JSON.stringify(filters, null, 2)); |
| 74 | +} |
| 75 | + |
| 76 | +main(); |
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