|
| 1 | +import { join, resolve } from "./path" |
| 2 | +import { PackageDetails, getPatchDetailsFromCliString } from "./PackageDetails" |
| 3 | +import { PackageManager, detectPackageManager } from "./detectPackageManager" |
| 4 | +import { readFileSync } from "fs-extra" |
| 5 | +import { parse as parseYarnLockFile } from "@yarnpkg/lockfile" |
| 6 | + |
| 7 | +export function getPackageResolution({ |
| 8 | + packageDetails, |
| 9 | + packageManager, |
| 10 | + appPath, |
| 11 | +}: { |
| 12 | + packageDetails: PackageDetails |
| 13 | + packageManager: PackageManager |
| 14 | + appPath: string |
| 15 | +}) { |
| 16 | + if (packageManager === "yarn") { |
| 17 | + const appLockFile = parseYarnLockFile(readFileSync("yarn.lock").toString()) |
| 18 | + if (appLockFile.type !== "success") { |
| 19 | + throw new Error("Can't parse lock file") |
| 20 | + } |
| 21 | + |
| 22 | + const installedVersion = require(join( |
| 23 | + resolve(appPath, packageDetails.path), |
| 24 | + "package.json", |
| 25 | + )).version as string |
| 26 | + |
| 27 | + const entries = Object.entries(appLockFile.object).filter( |
| 28 | + ([k, v]) => |
| 29 | + k.startsWith(packageDetails.name + "@") && |
| 30 | + v.version === installedVersion, |
| 31 | + ) |
| 32 | + |
| 33 | + const resolutions = entries.map(([_, v]) => { |
| 34 | + return v.resolved |
| 35 | + }) |
| 36 | + |
| 37 | + if (resolutions.length === 0) { |
| 38 | + throw new Error( |
| 39 | + `Can't find lockfile entry for ${packageDetails.pathSpecifier}`, |
| 40 | + ) |
| 41 | + } |
| 42 | + |
| 43 | + if (new Set(resolutions).size !== 1) { |
| 44 | + console.warn( |
| 45 | + `Ambigious lockfile entries for ${ |
| 46 | + packageDetails.pathSpecifier |
| 47 | + }. Using version ${installedVersion}`, |
| 48 | + ) |
| 49 | + return installedVersion |
| 50 | + } |
| 51 | + |
| 52 | + if (resolutions[0]) { |
| 53 | + return resolutions[0] |
| 54 | + } |
| 55 | + |
| 56 | + const resolution = entries[0][0].slice(packageDetails.name.length + 1) |
| 57 | + |
| 58 | + // resolve relative file path |
| 59 | + if (resolution.startsWith("file:.")) { |
| 60 | + return `file:${resolve(appPath, resolution.slice("file:".length))}` |
| 61 | + } |
| 62 | + |
| 63 | + return resolution |
| 64 | + } else { |
| 65 | + const lockfile = require(join( |
| 66 | + appPath, |
| 67 | + packageManager === "npm-shrinkwrap" |
| 68 | + ? "npm-shrinkwrap.json" |
| 69 | + : "package-lock.json", |
| 70 | + )) |
| 71 | + const lockFileStack = [lockfile] |
| 72 | + for (const name of packageDetails.packageNames.slice(0, -1)) { |
| 73 | + const child = lockFileStack[0].dependencies |
| 74 | + if (child && name in child) { |
| 75 | + lockFileStack.push(child[name]) |
| 76 | + } |
| 77 | + } |
| 78 | + lockFileStack.reverse() |
| 79 | + const relevantStackEntry = lockFileStack.find( |
| 80 | + entry => entry.dependencies && packageDetails.name in entry.dependencies, |
| 81 | + ) |
| 82 | + return relevantStackEntry.dependencies[packageDetails.name].resolved |
| 83 | + } |
| 84 | +} |
| 85 | + |
| 86 | +if (require.main === module) { |
| 87 | + const packageDetails = getPatchDetailsFromCliString(process.argv[2]) |
| 88 | + if (!packageDetails) { |
| 89 | + console.error(`Can't find package ${process.argv[2]}`) |
| 90 | + process.exit(1) |
| 91 | + throw new Error() |
| 92 | + } |
| 93 | + console.log( |
| 94 | + getPackageResolution({ |
| 95 | + appPath: process.cwd(), |
| 96 | + packageDetails, |
| 97 | + packageManager: detectPackageManager(process.cwd(), null), |
| 98 | + }), |
| 99 | + ) |
| 100 | +} |
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