feat: Add swedish hyphenation (#1637)

## Summary

* Add swedish hyphenation using scripts/update_hypenation.sh
* Add hyphenation test data using the Swedish translation of Andy Weir's
Project Hail Mary

---

### AI Usage

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please be transparent about their usage as it
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Did you use AI tools to help write this code? _**NO**_

lib/Epub/Epub/hyphenation/Hyphenator.cpp

@@ -22,10 +22,9 @@ struct Iso639Mapping {
   const char* iso639_2;
   const char* iso639_1;
 };
-static constexpr Iso639Mapping kIso639Mappings[] = {
-    {"eng", "en"}, {"fra", "fr"}, {"fre", "fr"}, {"deu", "de"}, {"ger", "de"},
-    {"rus", "ru"}, {"spa", "es"}, {"ita", "it"}, {"ukr", "uk"},
-};
+static constexpr Iso639Mapping kIso639Mappings[] = {{"eng", "en"}, {"fra", "fr"}, {"fre", "fr"}, {"deu", "de"},
+                                                    {"ger", "de"}, {"rus", "ru"}, {"spa", "es"}, {"ita", "it"},
+                                                    {"ukr", "uk"}, {"swe", "sv"}};
 
 // Maps a BCP-47 or ISO 639-2 language tag to a language-specific hyphenator.
 const LanguageHyphenator* hyphenatorForLanguage(const std::string& langTag) {

lib/Epub/Epub/hyphenation/LanguageRegistry.cpp

@@ -11,6 +11,7 @@
 #include "generated/hyph-it.trie.h"
 #include "generated/hyph-pl.trie.h"
 #include "generated/hyph-ru.trie.h"
+#include "generated/hyph-sv.trie.h"
 #include "generated/hyph-uk.trie.h"
 
 namespace {
@@ -22,10 +23,11 @@ LanguageHyphenator germanHyphenator(de_patterns, isLatinLetter, toLowerLatin);
 LanguageHyphenator russianHyphenator(ru_patterns, isCyrillicLetter, toLowerCyrillic);
 LanguageHyphenator spanishHyphenator(es_patterns, isLatinLetter, toLowerLatin);
 LanguageHyphenator italianHyphenator(it_patterns, isLatinLetter, toLowerLatin);
+LanguageHyphenator swedishHyphenator(sv_patterns, isLatinLetter, toLowerLatin);
 LanguageHyphenator ukrainianHyphenator(uk_patterns, isCyrillicLetter, toLowerCyrillic);
 LanguageHyphenator polishHyphenator(pl_patterns, isLatinLetter, toLowerLatin);
 
-using EntryArray = std::array<LanguageEntry, 8>;
+using EntryArray = std::array<LanguageEntry, 9>;
 
 const EntryArray& entries() {
   static const EntryArray kEntries = {{{"english", "en", &englishHyphenator},
@@ -35,6 +37,7 @@ const EntryArray& entries() {
                                        {"spanish", "es", &spanishHyphenator},
                                        {"italian", "it", &italianHyphenator},
                                        {"polish", "pl", &polishHyphenator},
+                                       {"swedish", "sv", &swedishHyphenator},
                                        {"ukrainian", "uk", &ukrainianHyphenator}}};
   return kEntries;
 }

scripts/update_hyphenation.sh

@@ -24,3 +24,4 @@ process ru
 process it
 process uk
 process pl
+process sv

test/hyphenation_eval/HyphenationEvaluationTest.cpp

@@ -45,6 +45,7 @@ const std::vector<LanguageConfig> kSupportedLanguages = {
     {"spanish", "test/hyphenation_eval/resources/spanish_hyphenation_tests.txt", "es"},
     {"italian", "test/hyphenation_eval/resources/italian_hyphenation_tests.txt", "it"},
     {"polish", "test/hyphenation_eval/resources/polish_hyphenation_tests.txt", "pl"},
+    {"swedish", "test/hyphenation_eval/resources/swedish_hyphenation_tests.txt", "sv"},
 };
 
 std::vector<size_t> expectedPositionsFromAnnotatedWord(const std::string& annotated) {
@@ -388,4 +389,4 @@ int main(int argc, char* argv[]) {
   }
 
   return 0;
-}
+}