Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89 Commit: 93712b24bf Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256 Reviewed-by: https://github.com/sideshowbarker
2025-07-31 13:19:05 +00:00 · 2024-11-09 12:25:08 -05:00 · 2024-11-09 12:25:08 -05:00 · 93712b24bf · 2024-11-10 11:51:52 +00:00
commit 93712b24bf
parent 950e819ee7
4547 changed files with 104 additions and 113 deletions
--- a/Libraries/LibUnicode/Normalize.cpp
+++ b/Libraries/LibUnicode/Normalize.cpp
@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2022, mat
+ * Copyright (c) 2024, Tim Flynn <trflynn89@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <AK/StringBuilder.h>
+#include <LibUnicode/ICU.h>
+#include <LibUnicode/Normalize.h>
+
+#include <unicode/normalizer2.h>
+
+namespace Unicode {
+
+NormalizationForm normalization_form_from_string(StringView form)
+{
+    if (form == "NFD"sv)
+        return NormalizationForm::NFD;
+    if (form == "NFC"sv)
+        return NormalizationForm::NFC;
+    if (form == "NFKD"sv)
+        return NormalizationForm::NFKD;
+    if (form == "NFKC"sv)
+        return NormalizationForm::NFKC;
+    VERIFY_NOT_REACHED();
+}
+
+StringView normalization_form_to_string(NormalizationForm form)
+{
+    switch (form) {
+    case NormalizationForm::NFD:
+        return "NFD"sv;
+    case NormalizationForm::NFC:
+        return "NFC"sv;
+    case NormalizationForm::NFKD:
+        return "NFKD"sv;
+    case NormalizationForm::NFKC:
+        return "NFKC"sv;
+    }
+    VERIFY_NOT_REACHED();
+}
+
+String normalize(StringView string, NormalizationForm form)
+{
+    UErrorCode status = U_ZERO_ERROR;
+    icu::Normalizer2 const* normalizer = nullptr;
+
+    switch (form) {
+    case NormalizationForm::NFD:
+        normalizer = icu::Normalizer2::getNFDInstance(status);
+        break;
+    case NormalizationForm::NFC:
+        normalizer = icu::Normalizer2::getNFCInstance(status);
+        break;
+    case NormalizationForm::NFKD:
+        normalizer = icu::Normalizer2::getNFKDInstance(status);
+        break;
+    case NormalizationForm::NFKC:
+        normalizer = icu::Normalizer2::getNFKCInstance(status);
+        break;
+    }
+
+    if (icu_failure(status))
+        return MUST(String::from_utf8(string));
+
+    VERIFY(normalizer);
+
+    StringBuilder builder { string.length() };
+    icu::StringByteSink sink { &builder };
+
+    normalizer->normalizeUTF8(0, icu_string_piece(string), sink, nullptr, status);
+    if (icu_failure(status))
+        return MUST(String::from_utf8(string));
+
+    return MUST(builder.to_string());
+}
+
+}