[AzureRGDeploy] Stripping comments bug fix (#6184) (#6186)

* stripping comments bug fix

* Skipping instead

* Removing unused variable

Author: thesattiraju

Tasks/AzureResourceGroupDeployment/Tests/CSMwithComments.json

@@ -1,3 +1,5 @@
 {
-    //This json file has comments
+    // This json file has comments
+    "var": "value ending with escaped character\\\"\\\\"
+    /*some Comment After the escaped Character */
 }

Tasks/AzureResourceGroupDeployment/operations/ResourceGroup.ts

@@ -39,7 +39,6 @@ function stripJsonComments(content) {
 
     var currentChar;
     var nextChar;
-    var prevChar;
     var insideQuotes = false;
     var contentWithoutComments = '';
     var insideComment = 0;
@@ -65,21 +64,26 @@ function stripJsonComments(content) {
             }
 
         } else {
-            prevChar = i - 1 >= 0 ? content[i - 1] : "";
-
-            if (currentChar == '"' && prevChar != '\\') {
-                insideQuotes = !insideQuotes
+            if (insideQuotes && currentChar == "\\") {
+                contentWithoutComments += currentChar + nextChar;
+                i++; // Skipping checks for next char if escaped
+                continue;
             }
-
-            if (!insideQuotes) {
-                if (currentChar + nextChar === '//') {
-                    insideComment = singlelineComment;
-                    i++;
+            else {
+                if (currentChar == '"') {
+                    insideQuotes = !insideQuotes;
                 }
 
-                if (currentChar + nextChar === '/*') {
-                    insideComment = multilineComment;
-                    i++;
+                if (!insideQuotes) {
+                    if (currentChar + nextChar === '//') {
+                        insideComment = singlelineComment;
+                        i++;
+                    }
+
+                    if (currentChar + nextChar === '/*') {
+                        insideComment = multilineComment;
+                        i++;
+                    }
                 }
             }
         }

Tasks/AzureResourceGroupDeployment/task.json

@@ -14,7 +14,7 @@
     "version": {
         "Major": 2,
         "Minor": 2,
-        "Patch": 16
+        "Patch": 17
     },
     "demands": [],
     "minimumAgentVersion": "2.119.1",

Tasks/AzureResourceGroupDeployment/task.loc.json

@@ -14,7 +14,7 @@
   "version": {
     "Major": 2,
     "Minor": 2,
-    "Patch": 16
+    "Patch": 17
   },
   "demands": [],
   "minimumAgentVersion": "2.119.1",