From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 intl/unicharutil/util/IrishCasing.h | 101 ++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 intl/unicharutil/util/IrishCasing.h

(limited to 'intl/unicharutil/util/IrishCasing.h')

diff --git a/intl/unicharutil/util/IrishCasing.h b/intl/unicharutil/util/IrishCasing.h
new file mode 100644
index 0000000000..f5a6582a06
--- /dev/null
+++ b/intl/unicharutil/util/IrishCasing.h
@@ -0,0 +1,101 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef IrishCasing_h_
+#define IrishCasing_h_
+
+#include <stdint.h>
+#include "mozilla/Attributes.h"
+
+namespace mozilla {
+
+class IrishCasing {
+ private:
+  enum IrishStates {
+    kState_Start,
+    kState_InWord,
+    kState_b,
+    kState_bh,
+    kState_d,
+    kState_g,
+    kState_h,
+    kState_m,
+    kState_n,
+    kState_nt_,
+    kState_t,
+    kState_ts,
+    kNumStates
+  };
+
+  enum IrishClasses {
+    kClass_b,
+    kClass_B,
+    kClass_cC,
+    kClass_d,
+    kClass_DG,
+    kClass_fF,
+    kClass_g,
+    kClass_h,
+    kClass_lLNrR,
+    kClass_m,
+    kClass_n,
+    kClass_pP,
+    kClass_sS,
+    kClass_t,
+    kClass_T,
+    kClass_vowel,
+    kClass_Vowel,
+    kClass_hyph,
+    kClass_letter,
+    kClass_other,
+    kNumClasses
+  };
+
+ public:
+  class State {
+    friend class IrishCasing;
+
+   public:
+    State() : mState(kState_Start) {}
+
+    MOZ_IMPLICIT State(const IrishStates& aState) : mState(aState) {}
+
+    void Reset() { mState = kState_Start; }
+
+    operator IrishStates() const { return mState; }
+
+   private:
+    explicit State(uint8_t aState) : mState(IrishStates(aState)) {}
+
+    uint8_t GetClass(uint32_t aCh);
+
+    IrishStates mState;
+  };
+
+  enum {
+    kMarkPositionFlag = 0x80,
+    kActionMask = 0x30,
+    kActionShift = 4,
+    kNextStateMask = 0x0f
+  };
+
+  static const uint8_t sUppercaseStateTable[kNumClasses][kNumStates];
+  static const uint8_t sLcClasses[26];
+  static const uint8_t sUcClasses[26];
+
+  static uint32_t UpperCase(uint32_t aCh, State& aState, bool& aMarkPos,
+                            uint8_t& aAction);
+
+  static bool IsUpperVowel(uint32_t aCh) {
+    return GetClass(aCh) == kClass_Vowel;
+  }
+
+ private:
+  static uint8_t GetClass(uint32_t aCh);
+};
+
+}  // namespace mozilla
+
+#endif
-- 
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