Merge pull request #25 from ClearVoyage/master

Add option for specifying a pattern to use for checking for duplicates

action.yml

@@ -9,12 +9,16 @@ inputs:
     description: Comment's message
     required: true
   check_for_duplicate_msg:
-    description: If false, action doesn't check for duplicate msg.
+    description: If false, action doesn't check for duplicate message.
     required: false
     default: true
+  duplicate_msg_pattern:
+    description: Optional pattern to use when checking for duplicate message.
+    required: false
 runs:
   using: 'docker'
   image: 'Dockerfile'
   args:
     - ${{ inputs.msg }}
     - ${{ inputs.check_for_duplicate_msg }}
+    - ${{ inputs.duplicate_msg_pattern }}

entrypoint.sh

@@ -20,6 +20,8 @@ end
 
 message = ARGV[0]
 check_duplicate_msg = ARGV[1]
+duplicate_msg_pattern = ARGV[2]
+
 repo = event["repository"]["full_name"]
 
 if ENV.fetch("GITHUB_EVENT_NAME") == "pull_request"
@@ -40,7 +42,11 @@ end
 coms = github.issue_comments(repo, pr_number)
 
 if check_duplicate_msg == "true"
-  duplicate = coms.find { |c| c["body"] == message }
+  if duplicate_msg_pattern != nil
+    duplicate = coms.find { |c| (c["body"] =~ (Regexp.new duplicate_msg_pattern)) != nil }
+  else
+    duplicate = coms.find { |c| c["body"] == message }
+  end
 
   if duplicate
     puts "The PR already contains this message"