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'use strict'
var defaultTemplate = {
package: {
version: '',
dependencies: {},
devDependencies: {},
optionalDependencies: {}
},
loaded: false,
children: [],
requiredBy: [],
requires: [],
missingDeps: {},
missingDevDeps: {},
phantomChildren: {},
path: null,
realpath: null,
location: null,
userRequired: false,
existing: false,
isTop: false
}
function isLink (node) {
return node && node.isLink
}
var create = exports.create = function (node, template) {
if (!template) template = defaultTemplate
Object.keys(template).forEach(function (key) {
if (template[key] != null && typeof template[key] === 'object' && !(template[key] instanceof Array)) {
if (!node[key]) node[key] = {}
return create(node[key], template[key])
}
if (node[key] != null) return
node[key] = template[key]
})
if (isLink(node.parent)) {
node.isLink = true
}
return node
}
exports.reset = function (node) {
reset(node, {})
}
function reset (node, seen) {
if (seen[node.path]) return
seen[node.path] = true
var child = create(node)
// FIXME: cleaning up after read-package-json's mess =(
if (child.package._id === '@') delete child.package._id
child.isTop = false
child.requiredBy = []
child.requires = []
child.missingDeps = {}
child.missingDevDeps = {}
child.phantomChildren = {}
child.location = null
child.children.forEach(function (child) { reset(child, seen) })
}
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