worked on GarageApp stuff

node_modules/@emotion/babel-plugin/src/utils/get-target-class-name.js

@@ -0,0 +1,51 @@
+import findRoot from 'find-root'
+import memoize from '@emotion/memoize'
+import nodePath from 'path'
+import hashString from '@emotion/hash'
+import escapeRegexp from 'escape-string-regexp'
+
+let hashArray = (arr /*: Array<string> */) => hashString(arr.join(''))
+
+const unsafeRequire = require
+
+const getPackageRootPath = memoize(filename => findRoot(filename))
+
+const separator = new RegExp(escapeRegexp(nodePath.sep), 'g')
+
+const normalizePath = path => nodePath.normalize(path).replace(separator, '/')
+
+export function getTargetClassName(state, t) {
+  if (state.emotionTargetClassNameCount === undefined) {
+    state.emotionTargetClassNameCount = 0
+  }
+
+  const hasFilepath =
+    state.file.opts.filename && state.file.opts.filename !== 'unknown'
+  const filename = hasFilepath ? state.file.opts.filename : ''
+  // normalize the file path to ignore folder structure
+  // outside the current node project and arch-specific delimiters
+  let moduleName = ''
+  let rootPath = filename
+
+  try {
+    rootPath = getPackageRootPath(filename)
+    moduleName = unsafeRequire(rootPath + '/package.json').name
+  } catch (err) {}
+
+  const finalPath =
+    filename === rootPath ? 'root' : filename.slice(rootPath.length)
+
+  const positionInFile = state.emotionTargetClassNameCount++
+
+  const stuffToHash = [moduleName]
+
+  if (finalPath) {
+    stuffToHash.push(normalizePath(finalPath))
+  } else {
+    stuffToHash.push(state.file.code)
+  }
+
+  const stableClassName = `e${hashArray(stuffToHash)}${positionInFile}`
+
+  return stableClassName
+}