prune node_modules

prune.sh

if [ -n "$1" ]; then WD="$PWD/$1"; else WD=$PWD; fi

run () {
  (cd "$WD" && eval "$@") | sed 's/[[:space:]].//g'
}

stats() {
  SIZE=$(run du -hs)
  FILES=$(run find node_modules/ -type f \| wc -l)
  echo "$1: $SIZE ($FILES files)"
}

stats "Before"

# Common unnecessary files
run find . -type d -name node_modules -prune -exec find {} -type f \\\( \
    -iname Makefile -or \
    -iname README -or \
    -iname README.md -or \
    -iname CHANGELOG -or \
    -iname CHANGELOG.md -or \
    -name .editorconfig -or \
    -name .gitmodules -or \
    -name .gitattributes -or \
    -name robot.html -or \
    -name .lint -or \
    -name .lintignore -or \
    -iname Gulpfile.js -or \
    -iname Gruntfile.js -or \
    -name .tern-project -or \
    -name .gitattributes -or \
    -name .editorconfig -or \
    -name .eslintrc -or \
    -name .jshintrc -or \
    -name .npmignore -or \
    -name .flowconfig -or \
    -name .documentup.json -or \
    -name .yarn-metadata.json -or \
    -name .travis.yml -or \
    -name thumbs.db -or \
    -name .tern-port -or \
    -name .ds_store -or \
    -name desktop.ini -or \
    -name npm-debug.log -or \
    -name .npmrc -or \
    -iname LICENSE.txt -or \
    -iname LICENSE.md -or \
    -iname LICENSE-MIT -or \
    -iname LICENSE-MIT.txt -or \
    -iname LICENSE.BSD -or \
    -iname LICENSE-BSD -or \
    -iname LICENSE-jsbn -or \
    -iname LICENSE -or \
    -iname AUTHORS -or \
    -iname CHANGES -or \
    -iname CONTRIBUTORS -or \
    -name .yarn-integrity -or \
    -name builderror.log -or \
    -name "*.md" -or \
    -name "*.sln" -or \
    -name "*.obj" -or \
    -name "*.gypi" -or \
    -name "*.vcxproj" -or \
    -name "*.vcxproj.filters" -or \
    -name '*.ts' -or \
    -name '*.d.ts' -or \
    -name '*.flow' -or \
    -name "*.jst" -or \
    -name "*.map" -or \
    -name "*.coffee" \
  \\\) -print0 \\\; \| xargs -0 rm -rf

# Common unnecessary folders
run find . -type d -name node_modules -prune -exec find {} -type d \\\( \
    -name __tests__ -or \
    -name tests -or \
    -name powered-test -or \
    -name docs -or \
    -name doc -or \
    -name website -or \
    -name images -or \
    -name assets -or \
    -name example -or \
    -name examples -or \
    -name coverage -or \
    -name node-gyp -or \
    -name node-pre-gyp -or \
    -name gyp -or \
    -name .nyc_output \
  \\\) -print0 \\\; \| xargs -0 rm -rf

# Remove unused huge folders
rm -rf node_modules/typescript \
  node_modules/rxjs/src/ \
  node_modules/rxjs/bundles/ \
  node_modules/rxjs/_esm5/ \
  node_modules/rxjs/_esm2015/ \
  node_modules/date-fns/esm/ \
  node_modules/punycode2/test/

stats "After"