88     const pkginfo = treeToShrinkwrap(tree)
91       [shrinkwrap_, tree.path, pkginfo, opts],
94       cb(null, pkginfo)
101   var pkginfo = {}
102   if (tree.package.name) pkginfo.name = tree.package.name
103   if (tree.package.version) pkginfo.version = tree.package.version
105     pkginfo.requires = true
106     shrinkwrapDeps(pkginfo.dependencies = {}, tree, tree)
108   return pkginfo
118     var pkginfo = deps[moduleName(child)] = {}
121     pkginfo.version = childVersion(top, child, requested)
123       pkginfo.from = child.package._from
126       pkginfo.bundled = true
129         pkginfo.resolved = child.package._resolved
135         pkginfo.integrity = child.package._integrity || undefined
136         if (!pkginfo.integrity && child.package._shasum) {
137           pkginfo.integrity = ssri.fromHex(child.package._shasum, 'sha1')
141     if (childIsOnlyDev) pkginfo.dev = true
142     if (isOnlyOptional(child)) pkginfo.optional = true
144       pkginfo.requires = {}
147         pkginfo.requires[moduleName(required)] = childRequested(top, required, requested)
152       pkginfo.dependencies = {}
153       shrinkwrapDeps(pkginfo.dependencies, top, child, seen)
198 function shrinkwrap_ (dir, pkginfo, opts, cb) {  argument
199   save(dir, pkginfo, opts, cb)
202 function save (dir, pkginfo, opts, cb) {  argument
220       const updated = updateLockfileMetadata(pkginfo, pkg && JSON.parse(pkg.raw))
225         cb(null, pkginfo)
230             if (opts.silent) return cb(null, pkginfo)
235               chown(info.path, owner.uid, owner.gid, er => cb(er, pkginfo))
237               cb(null, pkginfo)
247 function updateLockfileMetadata (pkginfo, pkgJson) {  argument
256   Object.keys(pkginfo).forEach((k) => {
261       newPkg[k] = pkginfo[k]
270   function writeMetainfo (pkginfo) {  argument
271     pkginfo.lockfileVersion = PKGLOCK_VERSION
273       pkginfo.preserveSymlinks = process.env.NODE_PRESERVE_SYMLINKS