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inflate-shrinkwrap.js
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inflate-shrinkwrap.js
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'use strict'
var asyncMap = require('slide').asyncMap
var validate = require('aproba')
var iferr = require('iferr')
var realizeShrinkwrapSpecifier = require('./realize-shrinkwrap-specifier.js')
var isRegistrySpecifier = require('./is-registry-specifier.js')
var fetchPackageMetadata = require('../fetch-package-metadata.js')
var annotateMetadata = require('../fetch-package-metadata.js').annotateMetadata
var addShrinkwrap = require('../fetch-package-metadata.js').addShrinkwrap
var addBundled = require('../fetch-package-metadata.js').addBundled
var inflateBundled = require('./inflate-bundled.js')
var npm = require('../npm.js')
var createChild = require('./node.js').create
var moduleName = require('../utils/module-name.js')
var childPath = require('../utils/child-path.js')
module.exports = function (tree, swdeps, finishInflating) {
if (!npm.config.get('shrinkwrap')) return finishInflating()
return inflateShrinkwrap(tree.path, tree, swdeps, finishInflating)
}
function inflateShrinkwrap (topPath, tree, swdeps, finishInflating) {
validate('SOOF', arguments)
var onDisk = {}
tree.children.forEach(function (child) { onDisk[moduleName(child)] = child })
tree.children = []
return asyncMap(Object.keys(swdeps), doRealizeAndInflate, finishInflating)
function doRealizeAndInflate (name, next) {
return realizeShrinkwrapSpecifier(name, swdeps[name], topPath, iferr(next, andInflate(name, next)))
}
function andInflate (name, next) {
return function (requested) {
var sw = swdeps[name]
var dependencies = sw.dependencies || {}
var child = onDisk[name]
if (child && (child.fromShrinkwrap ||
(sw.resolved && child.package._resolved === sw.resolved) ||
(!isRegistrySpecifier(requested) && child.package._from === sw.from) ||
child.package.version === sw.version)) {
if (!child.fromShrinkwrap) child.fromShrinkwrap = requested.raw
tree.children.push(child)
annotateMetadata(child.package, requested, requested.raw, topPath)
return inflateShrinkwrap(topPath, child, dependencies || {}, next)
} else {
var from = sw.from || requested.raw
return fetchPackageMetadata(requested, topPath, iferr(next, andAddShrinkwrap(from, dependencies, next)))
}
}
}
function andAddShrinkwrap (from, dependencies, next) {
return function (pkg) {
pkg._from = from
addShrinkwrap(pkg, iferr(next, andAddBundled(pkg, dependencies, next)))
}
}
function andAddBundled (pkg, dependencies, next) {
return function () {
return addBundled(pkg, iferr(next, andAddChild(pkg, dependencies, next)))
}
}
function andAddChild (pkg, dependencies, next) {
return function () {
var child = createChild({
package: pkg,
loaded: false,
parent: tree,
fromShrinkwrap: pkg._from,
path: childPath(tree.path, pkg),
realpath: childPath(tree.realpath, pkg),
children: pkg._bundled || []
})
tree.children.push(child)
if (pkg._bundled) {
delete pkg._bundled
inflateBundled(child, child.children)
}
inflateShrinkwrap(topPath, child, dependencies || {}, next)
}
}
}