IMEStateData // Disallow filtering single kanjis in .ofMarking() state.

Source/Modules/IMEStateData.swift

@@ -103,7 +103,7 @@ public struct IMEStateData: IMEStateDataProtocol {
     ]
   )
   public var isFilterable: Bool {
-    markedTargetExists ? isMarkedLengthValid : false
+    markedTargetExists ? (isMarkedLengthValid && markedRange.count > 1) : false
   }
 
   public var isMarkedLengthValid: Bool {
@@ -232,24 +232,33 @@ public extension IMEStateData {
 
       let text = pair.1
       let readingDisplay = readingThreadForDisplay
-      if markedRange.count < IMEStateData.allowedMarkLengthRange.lowerBound {
+      if markedRange.count < Self.allowedMarkLengthRange.lowerBound {
         tooltipColorState = .denialInsufficiency
         return String(
           format: NSLocalizedString(
             "\"%@\" length must ≥ 2 for a user phrase.", comment: ""
           ) + "\n◆  " + readingDisplay, text
         )
-      } else if markedRange.count > IMEStateData.allowedMarkLengthRange.upperBound {
+      } else if markedRange.count > Self.allowedMarkLengthRange.upperBound {
         tooltipColorState = .denialOverflow
         return String(
           format: NSLocalizedString(
             "\"%@\" length should ≤ %d for a user phrase.", comment: ""
-          ) + "\n◆  " + readingDisplay, text, IMEStateData.allowedMarkLengthRange.upperBound
+          ) + "\n◆  " + readingDisplay, text, Self.allowedMarkLengthRange.upperBound
         )
       }
 
       if markedTargetExists {
         tooltipColorState = .prompt
+        switch markedRange.count {
+        case 1:
+          return String(
+            format: NSLocalizedString(
+              "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf.",
+              comment: ""
+            ) + "\n◆  " + readingDisplay, text
+          )
+        default:
           return String(
             format: NSLocalizedString(
               "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude.",
@@ -257,6 +266,7 @@ public extension IMEStateData {
             ) + "\n◆  " + readingDisplay, text
           )
         }
+      }
       tooltipColorState = .normal
       return String(
         format: NSLocalizedString("\"%@\" selected. ENTER to add user phrase.", comment: "") + "\n◆  "

Source/Resources/Base.lproj/Localizable.strings

@@ -106,6 +106,7 @@
 "\"%@\" length must ≥ 2 for a user phrase." = "\"%@\" length must ≥ 2 for a user phrase.";
 "\"%@\" length should ≤ %d for a user phrase." = "\"%@\" length should ≤ %d for a user phrase.";
 "\"%@\" selected. ENTER to add user phrase." = "\"%@\" selected. ENTER to add user phrase.";
+"\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf." = "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf.";
 "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude." = "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude.";
 "Edit Phrase Replacement Table…" = "Edit Phrase Replacement Table…";
 "Use Phrase Replacement" = "Use Phrase Replacement";

Source/Resources/en.lproj/Localizable.strings

@@ -106,6 +106,7 @@
 "\"%@\" length must ≥ 2 for a user phrase." = "\"%@\" length must ≥ 2 for a user phrase.";
 "\"%@\" length should ≤ %d for a user phrase." = "\"%@\" length should ≤ %d for a user phrase.";
 "\"%@\" selected. ENTER to add user phrase." = "\"%@\" selected. ENTER to add user phrase.";
+"\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf." = "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf.";
 "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude." = "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude.";
 "Edit Phrase Replacement Table…" = "Edit Phrase Replacement Table…";
 "Use Phrase Replacement" = "Use Phrase Replacement";

Source/Resources/ja.lproj/Localizable.strings

@@ -106,6 +106,7 @@
 "\"%@\" length must ≥ 2 for a user phrase." = "「%@」もう１つ文字のお選びを。";
 "\"%@\" length should ≤ %d for a user phrase." = "「%@」文字数過剰で登録不可、%d 文字以内にして下さい。";
 "\"%@\" selected. ENTER to add user phrase." = "「%@」を ENTER で辞書に登録。";
+"\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf." = "「%@」は既存語彙：\n　ENTER で最優先にし、SHIFT+COMMAND+ENTER で優先順位を下げる。";
 "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude." = "「%@」は既存語彙：\n　ENTER で最優先にし、SHIFT+COMMAND+ENTER で優先順位を下げる；\n　BackSpace 或いは Delete で排除。";
 "Edit Phrase Replacement Table…" = "言葉置換表を編集…";
 "Use Phrase Replacement" = "言葉置換機能";

Source/Resources/zh-Hans.lproj/Localizable.strings

@@ -106,6 +106,7 @@
 "\"%@\" length must ≥ 2 for a user phrase." = "「%@」字数不足以自订语汇。";
 "\"%@\" length should ≤ %d for a user phrase." = "「%@」字数超过 %d、无法自订。";
 "\"%@\" selected. ENTER to add user phrase." = "「%@」敲 Enter 添入自订语汇。";
+"\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf." = "「%@」已存在：\n　敲 Enter 以升权、敲 Shift+Command+Enter 以降权。";
 "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude." = "「%@」已存在：\n　敲 Enter 以升权、敲 Shift+Command+Enter 以降权；\n　敲 BackSpace 或 Delete 以排除。";
 "Edit Phrase Replacement Table…" = "编辑语汇置换表…";
 "Use Phrase Replacement" = "使用语汇置换";

Source/Resources/zh-Hant.lproj/Localizable.strings

@@ -106,6 +106,7 @@
 "\"%@\" length must ≥ 2 for a user phrase." = "「%@」字數不足以自訂語彙。";
 "\"%@\" length should ≤ %d for a user phrase." = "「%@」字數超過 %d、無法自訂。";
 "\"%@\" selected. ENTER to add user phrase." = "「%@」敲 Enter 添入自訂語彙。";
+"\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf." = "「%@」已存在：\n　敲 Enter 以升權、敲 Shift+Command+Enter 以降權。";
 "\"%@\" already exists:\n ENTER to boost, SHIFT+COMMAND+ENTER to nerf, \n BackSpace or Delete key to exclude." = "「%@」已存在：\n　敲 Enter 以升權、敲 Shift+Command+Enter 以降權；\n　敲 BackSpace 或 Delete 以排除。";
 "Edit Phrase Replacement Table…" = "編輯語彙置換表…";
 "Use Phrase Replacement" = "使用語彙置換";