flatten-tree.js

'use strict'
var validate = require('aproba')
var moduleName = require('../utils/module-name.js')

module.exports = flattenTree
module.exports.flatName = flatName
module.exports.flatNameFromTree = flatNameFromTree

function flattenTree (tree) {
  validate('O', arguments)
  var seen = {}
  var flat = {}
  var todo = [[tree, '/']]
  while (todo.length) {
    var next = todo.shift()
    var pkg = next[0]
    seen[pkg.path] = true
    var path = next[1]
    flat[path] = pkg
    if (path !== '/') path += '/'
    for (var ii = 0; ii < pkg.children.length; ++ii) {
      var child = pkg.children[ii]
      if (!seen[child.path]) {
        todo.push([child, flatName(path, child)])
      }
    }
  }
  return flat
}

function flatName (path, child) {
  validate('SO', arguments)
  return path + (moduleName(child) || 'TOP')
}

function flatNameFromTree (tree) {
  validate('O', arguments)
  if (tree.isTop) return '/'
  var path = flatNameFromTree(tree.parent)
  if (path !== '/') path += '/'
  return flatName(path, tree)
}

docroot: /home/induvedam/public_html

curdir: /opt/alt/alt-nodejs6/root/usr/lib/node_modules/npm/lib/install

	.	4096
	..	4096
X	access-error.js	202
	action	4096
X	actions.js	5093
X	and-add-parent-to-errors.js	324
X	and-finish-tracker.js	360
X	and-ignore-errors.js	204
X	build-path.js	243
X	check-permissions.js	1897
X	copy-tree.js	625
X	decompose-actions.js	1581
X	deps.js	23787
X	diff-trees.js	5130
X	exists.js	775
X	filter-invalid-actions.js	1024
X	flatten-tree.js	1023
X	inflate-bundled.js	492
X	inflate-shrinkwrap.js	3739
X	is-dev-dep.js	175
X	is-extraneous.js	889
X	is-fs-access-available.js	763
X	is-opt-dep.js	185
X	is-prod-dep.js	172
X	is-registry-specifier.js	172
X	mutate-into-logical-tree.js	4325
X	node.js	1464
X	read-shrinkwrap.js	884
X	realize-shrinkwrap-specifier.js	661
X	report-optional-failure.js	1041
X	save.js	6534
X	update-package-json.js	1556
X	validate-args.js	1868
X	validate-tree.js	2610
X	writable.js	1027