codekingpro/portable-devtools

1const depTypes = new Set([
2  'dependencies',
3  'optionalDependencies',
4  'devDependencies',
5  'peerDependencies',
6])
7
8// sort alphabetically all types of deps for a given package
9const orderDeps = (content) => {
10  for (const type of depTypes) {
11    if (content && content[type]) {
12      content[type] = Object.keys(content[type])
13        .sort((a, b) => a.localeCompare(b, 'en'))
14        .reduce((res, key) => {
15          res[key] = content[type][key]
16          return res
17        }, {})
18    }
19  }
20  return content
21}
22
23const updateDependencies = ({ content, originalContent }) => {
24  const pkg = orderDeps({
25    ...content,
26  })
27
28  // optionalDependencies don't need to be repeated in two places
29  if (pkg.dependencies) {
30    if (pkg.optionalDependencies) {
31      for (const name of Object.keys(pkg.optionalDependencies)) {
32        delete pkg.dependencies[name]
33      }
34    }
35  }
36
37  const result = { ...originalContent }
38
39  // loop through all types of dependencies and update package json pkg
40  for (const type of depTypes) {
41    if (pkg[type]) {
42      result[type] = pkg[type]
43    }
44
45    // prune empty type props from resulting object
46    const emptyDepType =
47      pkg[type]
48      && typeof pkg === 'object'
49      && Object.keys(pkg[type]).length === 0
50    if (emptyDepType) {
51      delete result[type]
52    }
53  }
54
55  // if original package.json had dep in peerDeps AND deps, preserve that.
56  const { dependencies: origProd, peerDependencies: origPeer } =
57    originalContent || {}
58  const { peerDependencies: newPeer } = result
59  if (origProd && origPeer && newPeer) {
60    // we have original prod/peer deps, and new peer deps
61    // copy over any that were in both in the original
62    for (const name of Object.keys(origPeer)) {
63      if (origProd[name] !== undefined && newPeer[name] !== undefined) {
64        result.dependencies = result.dependencies || {}
65        result.dependencies[name] = newPeer[name]
66      }
67    }
68  }
69
70  return result
71}
72
73updateDependencies.knownKeys = depTypes
74
75module.exports = updateDependencies
76