From 72a9472e0ee32e369be2f3830e6248b2084f465f Mon Sep 17 00:00:00 2001
From: Orien Madgwick <vcs@orien.io>
Date: Thu, 28 May 2026 12:20:24 +1000
Subject: [PATCH] Return `guesses` as Float for empty password

Non-empty passwords return Float through the DP scoring path. Empty
password short-circuits with an Integer 1, producing a type inconsistency.
---
 lib/zxcvbn/scorer.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/zxcvbn/scorer.rb b/lib/zxcvbn/scorer.rb
index 49d6810..5593e72 100644
--- a/lib/zxcvbn/scorer.rb
+++ b/lib/zxcvbn/scorer.rb
@@ -59,7 +59,7 @@ def initialize(data, omnimatch, reference_year)
     def most_guessable_match_sequence(password, matches, exclude_additive: false)
       n = password.length
 
-      return build_score(password, [], 1) if n.zero?
+      return build_score(password, [], 1.0) if n.zero?
 
       # index matches by their last character
       matches_by_j = Array.new(n) { [] }