From 0e793ba60b7239ec0ef2604067b1fe2d72684cfb Mon Sep 17 00:00:00 2001
From: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>
Date: Fri, 4 Oct 2024 01:03:23 +1000
Subject: [PATCH] [8.x] [Console] Fix code scanning alert  (#194700) (#194836)

# Backport

This will backport the following commits from `main` to `8.x`:
- [[Console] Fix code scanning alert
(#194700)](https://github.com/elastic/kibana/pull/194700)

<!--- Backport version: 9.4.3 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Ignacio
Rivas","email":"rivasign@gmail.com"},"sourceCommit":{"committedDate":"2024-10-03T13:21:52Z","message":"[Console]
Fix code scanning alert
(#194700)","sha":"3dbb7da016a42f846b04d0f88a9fba746238558d","branchLabelMapping":{"^v9.0.0$":"main","^v8.16.0$":"8.x","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["Feature:Console","Team:Kibana
Management","release_note:skip","v9.0.0","backport:prev-minor"],"title":"[Console]
Fix code scanning alert
","number":194700,"url":"https://github.com/elastic/kibana/pull/194700","mergeCommit":{"message":"[Console]
Fix code scanning alert
(#194700)","sha":"3dbb7da016a42f846b04d0f88a9fba746238558d"}},"sourceBranch":"main","suggestedTargetBranches":[],"targetPullRequestStates":[{"branch":"main","label":"v9.0.0","branchLabelMappingKey":"^v9.0.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/194700","number":194700,"mergeCommit":{"message":"[Console]
Fix code scanning alert
(#194700)","sha":"3dbb7da016a42f846b04d0f88a9fba746238558d"}}]}]
BACKPORT-->

Co-authored-by: Ignacio Rivas <rivasign@gmail.com>
---
 src/plugins/console/public/lib/utils/index.ts | 23 +++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

diff --git a/src/plugins/console/public/lib/utils/index.ts b/src/plugins/console/public/lib/utils/index.ts
index 0386627c044c7..c896d52aa627c 100644
--- a/src/plugins/console/public/lib/utils/index.ts
+++ b/src/plugins/console/public/lib/utils/index.ts
@@ -54,9 +54,28 @@ export function formatRequestBodyDoc(data: string[], indent: boolean) {
   };
 }
 
+// Regular expression to match different types of comments:
+// - Block comments, single and multiline (/* ... */)
+// - Single-line comments (// ...)
+// - Hash comments (# ...)
 export function hasComments(data: string) {
-  // matches single line and multiline comments
-  const re = /(\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\/)|(\/\/.*)|(#.*)/;
+  /*
+    1. (\/\*[^*]*\*+(?:[^/*][^*]*\*+)*\/)
+       - (\/\*): Matches the start of a block comment
+       - [^*]*: Matches any number of characters that are NOT an asterisk (*), to avoid prematurely closing the comment.
+       - \*+: Matches one or more asterisks (*), which is part of the block comment closing syntax.
+       - (?:[^/*][^*]*\*+)*: This non-capturing group ensures that any characters between asterisks and slashes are correctly matched and prevents mismatching on nested or unclosed comments.
+       - \*\/: Matches the closing of a block comment
+
+    2. (\/\/.*)
+       - Matches single-line comments starting with '//'.
+       - .*: Matches any characters that follow until the end of the line.
+
+    3. (#.*)
+       - Matches single-line comments starting with a hash (#).
+       - .*: Matches any characters that follow until the end of the line.
+   */
+  const re = /(\/\*[^*]*\*+(?:[^/*][^*]*\*+)*\/)|(\/\/.*)|(#.*)/;
   return re.test(data);
 }