From 42a7102a23437fde8a2985d7ad80e8cb7952645b Mon Sep 17 00:00:00 2001
From: ensan-hcl <ensan.hcl.dev@gmail.com>
Date: Fri, 18 Jul 2025 10:52:14 -0700
Subject: [PATCH] fix: prediction for surface range

---
 .../ConversionAlgorithms/Prediction.swift                       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/KanaKanjiConverterModule/ConversionAlgorithms/Prediction.swift b/Sources/KanaKanjiConverterModule/ConversionAlgorithms/Prediction.swift
index 3f2ae0b..d19570f 100644
--- a/Sources/KanaKanjiConverterModule/ConversionAlgorithms/Prediction.swift
+++ b/Sources/KanaKanjiConverterModule/ConversionAlgorithms/Prediction.swift
@@ -28,7 +28,7 @@ extension Kana2Kanji {
             case let .input(left, right):
                 ComposingText.getConvertTarget(for: composingText.input[left..<right]).toKatakana()
             case let .surface(left, right):
-                String(composingText.convertTarget.dropFirst(left).prefix(right - left))
+                String(composingText.convertTarget.dropFirst(left).prefix(right - left)).toKatakana()
             }
             $0.append(ruby)
         }