// take a path and a resolved value, and turn it into a resolution from // the given new path. This is used with converting a package.json's // relative file: path into one suitable for a lockfile, or between // lockfiles, and for converting hosted git repos to a consistent url type. const npa = require('npm-package-arg') const relpath = require('./relpath.js') const consistentResolve = (resolved, fromPath, toPath, relPaths = false) => { if (!resolved) { return null } try { const hostedOpt = { noCommittish: false } const { fetchSpec, saveSpec, type, hosted, rawSpec, raw, } = npa(resolved, fromPath) const isPath = type === 'file' || type === 'directory' return isPath && !relPaths ? `file:${fetchSpec.replace(/#/g, '%23')}` : isPath ? 'file:' + (toPath ? relpath(toPath, fetchSpec.replace(/#/g, '%23')) : fetchSpec.replace(/#/g, '%23')) : hosted ? `git+${ hosted.auth ? hosted.https(hostedOpt) : hosted.sshurl(hostedOpt) }` : type === 'git' ? saveSpec // always return something. 'foo' is interpreted as 'foo@' otherwise. : rawSpec === '' && raw.slice(-1) !== '@' ? raw // just strip off the name, but otherwise return as-is : rawSpec } catch (_) { // whatever we passed in was not acceptable to npa. // leave it 100% untouched. return resolved } } module.exports = consistentResolve