Differences between upstream Codicons & VSCode's Codicons

diff.json

{
  "removed": [
    "codicon-bell-slash",
    "codicon-bell-slash-dot",
    "codicon-blank",
    "codicon-circle",
    "codicon-circle-large",
    "codicon-circle-small",
    "codicon-circle-small-filled",
    "codicon-comment-draft",
    "codicon-comment-unresolved",
    "codicon-copy",
    "codicon-git-pull-request-go-to-changes",
    "codicon-git-pull-request-new-changes",
    "codicon-heart-filled",
    "codicon-insert",
    "codicon-layout-panel-off",
    "codicon-layout-sidebar-left-off",
    "codicon-layout-sidebar-right-off",
    "codicon-map",
    "codicon-map-filled",
    "codicon-search-fuzzy",
    "codicon-send",
    "codicon-sparkle",
    "codicon-table",
    "codicon-type-hierarchy",
    "codicon-variable-group",
    "codicon-wand"
  ],
  "added": [
    "codicon-alert",
    "codicon-array",
    "codicon-bracket",
    "codicon-circle-large-outline",
    "codicon-circle-outline",
    "codicon-clock",
    "codicon-clone",
    "codicon-close-dirty",
    "codicon-comment-add",
    "codicon-compare-changes",
    "codicon-console",
    "codicon-debug-breakpoint",
    "codicon-debug-breakpoint-conditional-disabled",
    "codicon-debug-breakpoint-data-disabled",
    "codicon-debug-breakpoint-disabled",
    "codicon-debug-breakpoint-function-disabled",
    "codicon-debug-breakpoint-log-disabled",
    "codicon-debug-breakpoint-unverified",
    "codicon-debug-hint",
    "codicon-debug-stackframe-dot",
    "codicon-debug-stackframe-focused",
    "codicon-device-desktop",
    "codicon-eye-unwatch",
    "codicon-eye-watch",
    "codicon-file-add",
    "codicon-file-directory",
    "codicon-file-directory-create",
    "codicon-file-text",
    "codicon-gather",
    "codicon-gist-fork",
    "codicon-gist-new",
    "codicon-gist-private",
    "codicon-git-branch",
    "codicon-git-branch-create",
    "codicon-git-branch-delete",
    "codicon-git-fork-private",
    "codicon-git-pull-request-abandoned",
    "codicon-issue-closed",
    "codicon-issue-opened",
    "codicon-kebab-horizontal",
    "codicon-keyboard",
    "codicon-light-bulb",
    "codicon-log-in",
    "codicon-log-out",
    "codicon-logo-github",
    "codicon-mail-reply",
    "codicon-mark-github",
    "codicon-microscope",
    "codicon-mirror-private",
    "codicon-mirror-public",
    "codicon-more",
    "codicon-organization-filled",
    "codicon-organization-outline",
    "codicon-pencil",
    "codicon-person-filled",
    "codicon-person-follow",
    "codicon-person-outline",
    "codicon-plus",
    "codicon-primitive-dot",
    "codicon-remove-close",
    "codicon-repl",
    "codicon-repo-create",
    "codicon-repo-delete",
    "codicon-repo-sync",
    "codicon-run",
    "codicon-search-save",
    "codicon-selection",
    "codicon-star",
    "codicon-star-add",
    "codicon-star-delete",
    "codicon-stop",
    "codicon-symbol-constructor",
    "codicon-symbol-folder",
    "codicon-symbol-function",
    "codicon-symbol-module",
    "codicon-symbol-null",
    "codicon-symbol-number",
    "codicon-symbol-object",
    "codicon-symbol-package",
    "codicon-symbol-reference",
    "codicon-symbol-struct",
    "codicon-symbol-text",
    "codicon-symbol-type-parameter",
    "codicon-symbol-unit",
    "codicon-symbol-value",
    "codicon-tag-add",
    "codicon-tag-remove",
    "codicon-trashcan",
    "codicon-type-hierarchy-sub",
    "codicon-variable",
    "codicon-wrench",
    "codicon-wrench-subaction",
    "codicon-x",
    "codicon-zap"
  ]
}

script.js

import * as cheerio from 'cheerio'
import diff from 'fast-array-diff'
import fs from 'node:fs/promises'

const UPSTREAM_CODICONS =
  'https://microsoft.github.io/vscode-codicons/dist/codicon.html'
const VSCODE_LISTING =
  'https://code.visualstudio.com/api/references/icons-in-labels'

const getSelector = async (url) => {
  const response = await fetch(url)
  const html = await response.text()
  const $ = cheerio.load(html)
  return $
}

const getMainstreamListing = async () => {
  const $ = await getSelector(UPSTREAM_CODICONS)
  return $('#icons .codicon')
    .map((_, el) => el.attribs.class.split(' ')[1])
    .toArray()
}

const getVscodeListing = async () => {
  const $ = await getSelector(VSCODE_LISTING)
  return $('#codicon-listing > table:nth-child(4) tbody .codicon')
    .map((_, el) => el.attribs.class.split(' ')[1])
    .toArray()
}

const [upstreamListing, vscodeListing] = await Promise.all([
  getMainstreamListing(),
  getVscodeListing(),
])

console.log(
  `Length difference is ${vscodeListing.length} - ${upstreamListing.length} = ${
    vscodeListing.length - upstreamListing.length
  }`,
)
const result = diff.diff(upstreamListing.sort(), vscodeListing.sort())

console.log(`Writing the differences out to "diff.json"...`)
await fs.writeFile('./diff.json', JSON.stringify(result), 'utf-8')