import { promises as fsp } from 'node:fs' import { resolve } from 'pathe' import { globby } from 'globby' export interface Dep { name: string, range: string, type: string } type ThenArg = T extends PromiseLike ? U : T export type Package = ThenArg> export async function loadPackage (dir: string) { const pkgPath = resolve(dir, 'package.json') const data = JSON.parse(await fsp.readFile(pkgPath, 'utf-8').catch(() => '{}')) const save = () => fsp.writeFile(pkgPath, JSON.stringify(data, null, 2) + '\n') const updateDeps = (reviver: (dep: Dep) => Dep | void) => { for (const type of ['dependencies', 'devDependencies', 'optionalDependencies', 'peerDependencies']) { if (!data[type]) { continue } for (const e of Object.entries(data[type])) { const dep: Dep = { name: e[0], range: e[1] as string, type } delete data[type][dep.name] const updated = reviver(dep) || dep data[updated.type] = data[updated.type] || {} data[updated.type][updated.name] = updated.range } } } return { dir, data, save, updateDeps } } export async function loadWorkspace (dir: string) { const workspacePkg = await loadPackage(dir) const pkgDirs = (await globby(['packages/*'], { onlyDirectories: true })).sort() const packages: Package[] = [] for (const pkgDir of pkgDirs) { const pkg = await loadPackage(pkgDir) if (!pkg.data.name) { continue } packages.push(pkg) } const find = (name: string) => { const pkg = packages.find(pkg => pkg.data.name === name) if (!pkg) { throw new Error('Workspace package not found: ' + name) } return pkg } const rename = (from: string, to: string) => { find(from).data._name = find(from).data.name find(from).data.name = to for (const pkg of packages) { pkg.updateDeps((dep) => { if (dep.name === from && !dep.range.startsWith('npm:')) { dep.range = 'npm:' + to + '@' + dep.range } }) } } const setVersion = (name: string, newVersion: string) => { find(name).data.version = newVersion for (const pkg of packages) { pkg.updateDeps((dep) => { if (dep.name === name) { dep.range = newVersion } }) } } const save = () => Promise.all(packages.map(pkg => pkg.save())) return { dir, workspacePkg, packages, save, find, rename, setVersion } }