Fix #1: Ignore entries which are within comments

Author: bhumijgupta

collection/SAMPLE_ONE.js

@@ -24,6 +24,7 @@ exchangeCode = async (req, res, next) => {
       url: "https://accounts.google.com/o/oauth2/token",
       json: true,
       form: {
+	// replaced process.env.GOOGLE_ID for sematic purposes
         client_id: process.env.GOOGLE_CLIENT_ID,
         client_secret: process.env.GOOGLE_CLIENT_SECRET,
         grant_type: "authorization_code",

package-lock.json

@@ -25,9 +25,11 @@
   "devDependencies": {
     "@types/node": "^14.11.2",
     "@types/recursive-readdir": "^2.2.0",
+    "@types/strip-comments": "^2.0.0",
     "typescript": "^4.0.2"
   },
   "dependencies": {
-    "recursive-readdir": "^2.2.2"
+    "recursive-readdir": "^2.2.2",
+    "strip-comments": "^2.0.1"
   }
 }

package.json

@@ -4,15 +4,16 @@ import fs from 'fs'
 import recursive from 'recursive-readdir'
 
 /** include auxillary functions */
-import { Filter, extractWordsFrom, extractKeysFrom, writeDataToEnv } from './aux'
+import { Filter, extractWordsFrom, extractKeysFrom, writeDataToEnv, stripComments } from './aux'
 
 /** main function runner */
 const worker = async () => {
   const files = await recursive('./', Filter)
   let words: Array<string> = []
   for (let i = 0; i < files.length; i += 1) {
     const data = await fs.readFileSync(files[i], 'utf8')
-    extractWordsFrom(data).forEach((word) => words.push(word))
+    const strippedData = stripComments(data)
+    extractWordsFrom(strippedData).forEach((word) => words.push(word))
   }
   const keys: Array<string> = extractKeysFrom(words)
   writeDataToEnv(keys)

src/app.ts

@@ -1,7 +1,13 @@
 import fs from 'fs'
+import strip from 'strip-comments'
 
 export const Filter: string[] = ['!*.{ts,js,jsx}', 'node_modules/*']
 
+export const stripComments = (data: string): string => {
+  const strippedData = strip(data)
+  return strippedData
+}
+
 export const extractWordsFrom = (data: string): Array<string> => {
   const regexMatches: RegExpMatchArray = data.match(/process.env.\s*([^\W]*)/gi) || []
   return regexMatches