From e514b01d25aa060e91bfe1919f4bcb778582535d Mon Sep 17 00:00:00 2001
From: Corey Butler <corey@coreybutler.com>
Date: Thu, 10 Sep 2020 18:49:12 -0500
Subject: [PATCH] Add pattern warning.

---
 README.md   | 2 +-
 app/main.js | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index f6ddafe..e851691 100644
--- a/README.md
+++ b/README.md
@@ -140,7 +140,7 @@ The pattern described in this example is a simple one used. If you need a more c
 
 `^((0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?)$`
 
-As of `1.0.3`, JavaScript named patterns are supported, where the group named `version` will be used to populate the tag. For example:
+As of `1.1.2`, JavaScript named patterns are supported, where the group named `version` will be used to populate the tag. For example:
 
 ```yaml
 - uses: butlerlogic/action-autotag@1.0.0
diff --git a/app/main.js b/app/main.js
index 5f21e10..0e2f5fb 100644
--- a/app/main.js
+++ b/app/main.js
@@ -34,7 +34,9 @@ async function run () {
         break
 
       case 'regex':
-        version = (new Regex(root, new RegExp(core.getInput('regex_pattern', { required: false }), 'i'))).version
+        const pattern = core.getInput('regex_pattern', { required: false })
+        core.warning(`Using /${pattern}/gim custom version identification pattern.`)
+        version = (new Regex(root, new RegExp(pattern, 'gim'))).version
         break
 
       default: