| System: Linux server378.web-hosting.com 4.18.0-553.80.1.lve.el8.x86_64 #1 SMP Wed Oct 22 19:29:36 UTC 2025 x86_64 Current Path : /opt/alt/alt-nodejs8/root/usr/lib/node_modules/npm/lib/install/ |
| Current File : //opt/alt/alt-nodejs8/root/usr/lib/node_modules/npm/lib/install/is-extraneous.js |
'use strict'
module.exports = isExtraneous
function isExtraneous (tree) {
var result = !isNotExtraneous(tree)
return result
}
function topHasNoPjson (tree) {
var top = tree
while (!top.isTop) top = top.parent
return top.error
}
function isNotExtraneous (tree, isCycle) {
if (!isCycle) isCycle = {}
if (tree.isTop || tree.userRequired) {
return true
} else if (isCycle[tree.path]) {
return topHasNoPjson(tree)
} else {
isCycle[tree.path] = true
return tree.requiredBy && tree.requiredBy.some(function (node) {
return isNotExtraneous(node, Object.create(isCycle))
})
}
}