FM / lib

/home2/dakshskx/nodejs/lib/node_modules/npm/node_modules/@npmcli/arborist/lib/

/home2/dakshskx/nodejs/lib/node_modules/npm/node_modules/@npmcli/arborist/lib

Name	Size	Mode	Actions
arborist/	-	0755	rm
add-rm-pkg-deps.js	5010	0644	edit dl rm
audit-report.js	12282	0644	edit dl rm
calc-dep-flags.js	3148	0644	edit dl rm
can-place-dep.js	14273	0644	edit dl rm
case-insensitive-map.js	1356	0644	edit dl rm
consistent-resolve.js	1432	0644	edit dl rm
debug.js	1228	0644	edit dl rm
deepest-nesting-target.js	691	0644	edit dl rm
dep-valid.js	4990	0644	edit dl rm
diff.js	9798	0644	edit dl rm
edge.js	6983	0644	edit dl rm
from-path.js	1069	0644	edit dl rm
gather-dep-set.js	1286	0644	edit dl rm
get-workspace-nodes.js	863	0644	edit dl rm
index.js	353	0644	edit dl rm
inventory.js	3272	0644	edit dl rm
link.js	3691	0644	edit dl rm
node.js	44093	0644	edit dl rm
optional-set.js	1353	0644	edit dl rm
override-resolves.js	230	0644	edit dl rm
override-set.js	2603	0644	edit dl rm
peer-entry-sets.js	2632	0644	edit dl rm
place-dep.js	20207	0644	edit dl rm
printable.js	5217	0644	edit dl rm
query-selector-all.js	16827	0644	edit dl rm
realpath.js	2737	0644	edit dl rm
relpath.js	131	0644	edit dl rm
reset-dep-flags.js	638	0644	edit dl rm
retire-path.js	491	0644	edit dl rm
shrinkwrap.js	37913	0644	edit dl rm
signal-handling.js	2245	0644	edit dl rm
signals.js	1381	0644	edit dl rm
spec-from-lock.js	874	0644	edit dl rm
tracker.js	3373	0644	edit dl rm
tree-check.js	4121	0644	edit dl rm
version-from-tgz.js	1489	0644	edit dl rm
vuln.js	5858	0644	edit dl rm
yarn-lock.js	10289	0644	edit dl rm

Edit: /home2/dakshskx/nodejs/lib/node_modules/npm/node_modules/@npmcli/arborist/lib/gather-dep-set.js (1286B)

// Given a set of nodes in a tree, and a filter function to test
// incoming edges to the dep set that should be ignored otherwise.
//
// find the set of deps that are only depended upon by nodes in the set, or
// their dependencies, or edges that are ignored.
//
// Used when figuring out what to prune when replacing a node with a newer
// version, or when an optional dep fails to install.

const gatherDepSet = (set, edgeFilter) => {
  const deps = new Set(set)

// add the full set of dependencies.  note that this loop will continue
  // as the deps set increases in size.
  for (const node of deps) {
    for (const edge of node.edgesOut.values()) {
      if (edge.to && edgeFilter(edge)) {
        deps.add(edge.to)
      }
    }
  }

// now remove all nodes in the set that have a dependant outside the set
  // if any change is made, then re-check
  // continue until no changes made, or deps set evaporates fully.
  let changed = true
  while (changed === true && deps.size > 0) {
    changed = false
    for (const dep of deps) {
      for (const edge of dep.edgesIn) {
        if (!deps.has(edge.from) && edgeFilter(edge)) {
          changed = true
          deps.delete(dep)
          break
        }
      }
    }
  }

return deps
}

module.exports = gatherDepSet

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