feature(progress): adds resident set size & v8 managed memory to the performance-log

[sverweij]

Description

• adds resident set size (rss) and the amount of C++ objects bound to javascript objects managed by v8 ('external') to the performance-log output.

Motivation and Context

• provides more (useful) information to analyze what dependency-cruiser is doing under the hood.

How Has This Been Tested?

• green ci
• updated unit test

Screenshots

after

$ node ./bin/dependency-cruise.js src bin test configs types tools --config --ignore-known
  elapsed       rss heapTotal  heapUsed  external after step...
    751ms     127Mb      84Mb      61Mb       2Mb start of node process
     11ms     128Mb      84Mb      62Mb       2Mb parsing options
     93ms     130Mb      85Mb      63Mb       2Mb cache: checking freshness
...

before

$ node ./bin/dependency-cruise.js src bin test configs types tools --config --ignore-known
  elapsed heapTotal  heapUsed after step...
    751ms      84Mb      61Mb start of node process
     11ms      84Mb      62Mb parsing options
     93ms      85Mb      64Mb cache: checking freshness
...

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• Documentation only change
• Refactor (non-breaking change which fixes an issue without changing functionality)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• 📖

  • My change doesn't require a documentation update, or ...
  • it does and I have updated it

• ⚖️

  • The contribution will be subject to The MIT license, and I'm OK with that.
  • The contribution is my own original work.
  • I am ok with the stuff in CONTRIBUTING.md.