presentation/SpellService.cpp - GCC Code Coverage Report

Directory:	src/
Coverage:	low: ≥ 0% medium: ≥ 75.0% high: ≥ 90.0%

	Coverage	Exec / Excl / Total
Lines:	92.8%	77 / 0 / 83
Functions:	90.9%	10 / 0 / 11
Branches:	74.4%	125 / 0 / 168

    presentation/SpellService.cpp
    
        Line
        Branch
        Exec
        Source
      
        #include "SpellService.h"
      
        #include "ComposeLog.h"
      
        #include "data/SpellDictionaryPaths.h"
      
        #include <QLocale>
      
        #include <QRegularExpression>
      
        #include <QStandardPaths>
      
        #include <QVariantMap>
      
        #ifdef MAILJD_HAVE_SONNET
      
        #include <Sonnet/GuessLanguage>
      
        #include <Sonnet/Speller>
      
        #endif
      
        795
        SpellService::SpellService(QObject *parent) : QObject(parent) {}
      
        6222
        QStringList SpellService::languages() const {
      
          2/2✓ Branch 2 → 3 taken 6120 times.
✓ Branch 2 → 4 taken 102 times.

        6222
          if (m_loaded) return m_languages;
      
        102
          m_loaded = true;
      
        #ifdef MAILJD_HAVE_SONNET
      
          // F108-17: the dictionaries other programs bring along, before Sonnet
      
          // loads its Hunspell plugin (it reads the data directories then).
      
          1/1✓ Branch 4 → 5 taken 102 times.

        102
          const QStringList roots = SpellDictionaryPaths::bundledRoots();
      
          const QStringList linked = SpellDictionaryPaths::expose(
      
          1/1✓ Branch 10 → 11 taken 102 times.

        204
              SpellDictionaryPaths::findDictionaries(roots),
      
          3/3✓ Branch 8 → 9 taken 102 times.
✓ Branch 9 → 10 taken 102 times.
✓ Branch 11 → 12 taken 102 times.

        306
              QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation) + QStringLiteral("/spelling"));
      
          1/10✗ Branch 18 → 19 not taken.
✓ Branch 18 → 39 taken 102 times.
✗ Branch 19 → 20 not taken.
✗ Branch 23 → 24 not taken.
✗ Branch 24 → 25 not taken.
✗ Branch 26 → 27 not taken.
✗ Branch 27 → 28 not taken.
✗ Branch 29 → 30 not taken.
✗ Branch 37 → 21 not taken.
✗ Branch 37 → 38 not taken.

        102
          if (!linked.isEmpty()) qCInfo(lcCompose) << "dictionaries of other programs" << linked << "from" << roots;
      
          2/2✓ Branch 40 → 41 taken 102 times.
✓ Branch 41 → 42 taken 102 times.

        102
          m_languages = Sonnet::Speller().availableLanguages();
      
          1/1✓ Branch 46 → 47 taken 102 times.

        102
          m_languages.sort();
      
        #endif
      
          6/6✓ Branch 47 → 48 taken 102 times.
✓ Branch 51 → 52 taken 1 time.
✓ Branch 52 → 53 taken 1 time.
✓ Branch 54 → 55 taken 1 time.
✓ Branch 58 → 49 taken 1 time.
✓ Branch 58 → 59 taken 102 times.

        103
          qCInfo(lcCompose) << "spell checking languages" << m_languages.size();
      
        102
          return m_languages;
      
        102
        }
      
        795
        SpellService::~SpellService() = default;
      
        2128
        QVariantList SpellService::languageChoices() const {
      
          // Each language in its own words ("Deutsch", "American English"); the
      
          // country only when two dictionaries would read the same.
      
        2128
          QList<std::pair<QString, QString>> named;
      
        2128
          QHash<QString, int> uses;
      
          5/5✓ Branch 2 → 3 taken 2128 times.
✓ Branch 3 → 4 taken 2128 times.
✓ Branch 4 → 5 taken 2128 times.
✓ Branch 26 → 6 taken 8512 times.
✓ Branch 26 → 27 taken 2128 times.

        10640
          for (const QString &code : languages()) {
      
          1/1✓ Branch 7 → 8 taken 8512 times.

        8512
            const QLocale locale(code);
      
          3/4✓ Branch 8 → 9 taken 8512 times.
✗ Branch 9 → 10 not taken.
✓ Branch 9 → 11 taken 8512 times.
✓ Branch 11 → 12 taken 8512 times.

        8512
            QString name = locale.language() == QLocale::C ? code : locale.nativeLanguageName();
      
          3/4✓ Branch 13 → 14 taken 8512 times.
✗ Branch 13 → 18 not taken.
✓ Branch 14 → 15 taken 8512 times.
✓ Branch 16 → 17 taken 8512 times.

        8512
            if (!name.isEmpty()) name[0] = name[0].toUpper();
      
          1/1✓ Branch 19 → 20 taken 8512 times.

        8512
            named.append({code, name});
      
          1/1✓ Branch 21 → 22 taken 8512 times.

        8512
            ++uses[name];
      
        10640
          }
      
        2128
          QVariantList out;
      
          4/4✓ Branch 28 → 29 taken 2128 times.
✓ Branch 29 → 30 taken 2128 times.
✓ Branch 84 → 31 taken 8512 times.
✓ Branch 84 → 85 taken 2128 times.

        10640
          for (const auto &[code, name] : named) {
      
          1/1✓ Branch 34 → 35 taken 8512 times.

        8512
            const QLocale locale(code);
      
          2/3✓ Branch 37 → 38 taken 6384 times.
✓ Branch 38 → 39 taken 6384 times.
✗ Branch 38 → 49 not taken.

        6384
            const QString shown = uses.value(name) > 1 && locale.language() != QLocale::C
      
          15/25✓ Branch 36 → 37 taken 6384 times.
✓ Branch 36 → 49 taken 2128 times.
✓ Branch 41 → 42 taken 6384 times.
✓ Branch 45 → 46 taken 6384 times.
✓ Branch 46 → 47 taken 6384 times.
✓ Branch 50 → 51 taken 6384 times.
✓ Branch 50 → 52 taken 2128 times.
✓ Branch 52 → 53 taken 6384 times.
✓ Branch 52 → 54 taken 2128 times.
✓ Branch 54 → 55 taken 6384 times.
✓ Branch 54 → 56 taken 2128 times.
✓ Branch 56 → 57 taken 6384 times.
✓ Branch 56 → 58 taken 2128 times.
✓ Branch 58 → 59 taken 6384 times.
✓ Branch 58 → 60 taken 2128 times.
✗ Branch 100 → 101 not taken.
✗ Branch 100 → 102 not taken.
✗ Branch 104 → 105 not taken.
✗ Branch 104 → 106 not taken.
✗ Branch 108 → 109 not taken.
✗ Branch 108 → 110 not taken.
✗ Branch 112 → 113 not taken.
✗ Branch 112 → 114 not taken.
✗ Branch 116 → 117 not taken.
✗ Branch 116 → 118 not taken.

        29792
                                      ? name + QStringLiteral(" (") + locale.nativeTerritoryName() + QLatin1Char(')')
      
          1/1✓ Branch 47 → 48 taken 6384 times.

        17024
                                      : name;
      
          3/5✓ Branch 70 → 71 taken 8512 times.
✓ Branch 74 → 75 taken 17024 times.
✓ Branch 74 → 76 taken 8512 times.
✗ Branch 127 → 128 not taken.
✗ Branch 127 → 129 not taken.

        42560
            out.append(QVariantMap{{QStringLiteral("code"), code}, {QStringLiteral("name"), shown}});
      
        8512
          }
      
        2128
          return out;
      
        27664
        }
      
        1911
        QString SpellService::bestLanguage(const QString &preferred) const {
      
          2/3✓ Branch 2 → 3 taken 1911 times.
✗ Branch 5 → 6 not taken.
✓ Branch 5 → 7 taken 1911 times.

        1911
          if (languages().isEmpty()) return {};
      
        1911
          QString wanted = preferred;
      
          1/1✓ Branch 12 → 13 taken 1911 times.

        1911
          wanted.replace(QLatin1Char('-'), QLatin1Char('_'));
      
          2/2✓ Branch 14 → 15 taken 169 times.
✓ Branch 14 → 16 taken 1742 times.

        1911
          if (m_languages.contains(wanted)) return wanted;
      
          2/2✓ Branch 19 → 20 taken 1742 times.
✓ Branch 20 → 21 taken 1742 times.

        1742
          const QString base = wanted.section(QLatin1Char('_'), 0, 0).toLower();
      
          // The base language with its usual country first (de → de_DE, en → en_US).
      
          7/9✓ Branch 24 → 25 taken 871 times.
✓ Branch 24 → 28 taken 871 times.
✓ Branch 28 → 29 taken 871 times.
✓ Branch 31 → 32 taken 1742 times.
✓ Branch 32 → 33 taken 1742 times.
✓ Branch 35 → 36 taken 871 times.
✓ Branch 35 → 37 taken 871 times.
✗ Branch 82 → 83 not taken.
✗ Branch 82 → 84 not taken.

        2613
          const QString usual = base + QLatin1Char('_') + (base == QLatin1String("en") ? QStringLiteral("US") : base.toUpper());
      
          2/2✓ Branch 38 → 39 taken 919 times.
✓ Branch 38 → 40 taken 823 times.

        1742
          if (m_languages.contains(usual)) return usual;
      
          4/4✓ Branch 40 → 41 taken 823 times.
✓ Branch 41 → 42 taken 823 times.
✓ Branch 56 → 43 taken 3292 times.
✓ Branch 56 → 57 taken 823 times.

        4115
          for (const QString &code : m_languages)
      
          3/4✓ Branch 47 → 48 taken 3292 times.
✓ Branch 48 → 49 taken 3292 times.
✗ Branch 52 → 53 not taken.
✓ Branch 52 → 54 taken 3292 times.

        3292
            if (code.section(QLatin1Char('_'), 0, 0).toLower() == base) return code;
      
        823
          return {};
      
        1911
        }
      
        493
        Sonnet::Speller *SpellService::speller(const QString &language) {
      
        #ifdef MAILJD_HAVE_SONNET
      
          2/3✓ Branch 2 → 3 taken 493 times.
✗ Branch 5 → 6 not taken.
✓ Branch 5 → 7 taken 493 times.

        493
          if (!languages().contains(language)) return nullptr;
      
        493
          auto &slot = m_spellers[language];
      
          3/3✓ Branch 9 → 10 taken 62 times.
✓ Branch 9 → 14 taken 431 times.
✓ Branch 10 → 11 taken 62 times.

        493
          if (!slot) slot = std::make_shared<Sonnet::Speller>(language);
      
          1/2✓ Branch 16 → 17 taken 493 times.
✗ Branch 16 → 18 not taken.

        493
          return slot->isValid() ? slot.get() : nullptr;
      
        #else
      
          Q_UNUSED(language)
      
          return nullptr;
      
        #endif
      
        }
      
        3038
        bool SpellService::isMisspelled(const QString &word, const QString &language) {
      
        #ifdef MAILJD_HAVE_SONNET
      
          // G11: text repeats its words; a Hunspell lookup costs about 3 µs, a known
      
          // word a hash lookup. Bounded: the cache of a language starts afresh at
      
          // KnownWordsLimit words.
      
          1/1✓ Branch 2 → 3 taken 3038 times.

        3038
          auto &known = m_known[language];
      
          2/2✓ Branch 6 → 7 taken 2565 times.
✓ Branch 6 → 9 taken 473 times.

        3038
          if (const auto it = known.constFind(word); it != known.constEnd()) return it.value();
      
          1/1✓ Branch 9 → 11 taken 473 times.

        473
          auto *checker = speller(language);
      
          1/2✗ Branch 11 → 12 not taken.
✓ Branch 11 → 13 taken 473 times.

        473
          if (!checker) return false;
      
          1/2✗ Branch 14 → 15 not taken.
✓ Branch 14 → 16 taken 473 times.

        473
          if (known.size() >= KnownWordsLimit) known.clear();
      
          1/1✓ Branch 16 → 17 taken 473 times.

        473
          const bool misspelled = checker->isMisspelled(word);
      
          1/1✓ Branch 17 → 18 taken 473 times.

        473
          known.insert(word, misspelled);
      
        473
          return misspelled;
      
        #else
      
          Q_UNUSED(word)
      
          Q_UNUSED(language)
      
        #endif
      
          return false;
      
        }
      
        20
        QStringList SpellService::suggestions(const QString &word, const QString &language, int maximum) {
      
        #ifdef MAILJD_HAVE_SONNET
      
          3/4✓ Branch 3 → 4 taken 20 times.
✗ Branch 3 → 10 not taken.
✓ Branch 4 → 5 taken 20 times.
✓ Branch 6 → 7 taken 20 times.

        20
          if (auto *checker = speller(language)) return checker->suggest(word).mid(0, qMax(0, maximum));
      
        #else
      
          Q_UNUSED(word)
      
          Q_UNUSED(language)
      
          Q_UNUSED(maximum)
      
        #endif
      
        ✗
          return {};
      
        }
      
        ✗
        void SpellService::addToDictionary(const QString &word, const QString &language) {
      
        #ifdef MAILJD_HAVE_SONNET
      
        ✗
          if (auto *checker = speller(language)) checker->addToPersonal(word);
      
        ✗
          m_known[language].remove(word);
      
        #else
      
          Q_UNUSED(word)
      
          Q_UNUSED(language)
      
        #endif
      
        ✗
        }
      
        #ifdef MAILJD_HAVE_SONNET
      
        namespace {
      
        // Two words are enough for Sonnet (it also asks the dictionaries); one word
      
        // ("Hi", "ok") belongs to too many languages (F108-23).
      
        28
        bool hasTwoWords(const QString &text) {
      
          4/7✓ Branch 2 → 3 taken 3 times.
✓ Branch 2 → 15 taken 25 times.
✓ Branch 4 → 5 taken 3 times.
✗ Branch 4 → 15 not taken.
✓ Branch 9 → 10 taken 3 times.
✗ Branch 37 → 38 not taken.
✗ Branch 37 → 39 not taken.

        31
          static const QRegularExpression word(QStringLiteral("[\\p{L}']{2,}"));
      
          1/1✓ Branch 16 → 17 taken 28 times.

        28
          auto words = word.globalMatch(text);
      
        28
          int count = 0;
      
          7/7✓ Branch 21 → 22 taken 52 times.
✓ Branch 21 → 25 taken 24 times.
✓ Branch 22 → 23 taken 52 times.
✓ Branch 23 → 24 taken 48 times.
✓ Branch 23 → 25 taken 4 times.
✓ Branch 26 → 18 taken 48 times.
✓ Branch 26 → 27 taken 28 times.

        76
          while (count < 2 && words.hasNext()) {
      
          1/1✓ Branch 18 → 19 taken 48 times.

        48
            words.next();
      
        48
            ++count;
      
          }
      
        28
          return count >= 2;
      
        28
        }
      
        } // namespace
      
        #endif
      
        28
        QString SpellService::guess(const QString &text) const {
      
        #ifdef MAILJD_HAVE_SONNET
      
          7/8✓ Branch 2 → 3 taken 28 times.
✓ Branch 3 → 4 taken 28 times.
✗ Branch 3 → 6 not taken.
✓ Branch 4 → 5 taken 28 times.
✓ Branch 5 → 6 taken 4 times.
✓ Branch 5 → 7 taken 24 times.
✓ Branch 8 → 9 taken 4 times.
✓ Branch 8 → 10 taken 24 times.

        28
          if (!available() || !hasTwoWords(text)) return {};
      
          1/1✓ Branch 10 → 11 taken 24 times.

        24
          Sonnet::GuessLanguage guesser;
      
          3/3✓ Branch 11 → 12 taken 24 times.
✓ Branch 12 → 13 taken 24 times.
✓ Branch 13 → 14 taken 24 times.

        24
          const QString found = guesser.identify(text.left(1000), languages());
      
          // The language, with its usual country (de_BE → de_DE), as bestLanguage.
      
          4/8✗ Branch 17 → 18 not taken.
✓ Branch 17 → 19 taken 24 times.
✓ Branch 22 → 23 taken 24 times.
✓ Branch 23 → 24 taken 24 times.
✓ Branch 25 → 26 taken 24 times.
✗ Branch 25 → 27 not taken.
✗ Branch 37 → 38 not taken.
✗ Branch 37 → 39 not taken.

        48
          return found.isEmpty() ? QString() : bestLanguage(found.section(QLatin1Char('_'), 0, 0));
      
        #else
      
          Q_UNUSED(text)
      
          return {};
      
        #endif
      
        24
        }

Line	Branch	Exec	Source
1			#include "SpellService.h"
2			#include "ComposeLog.h"
3			#include "data/SpellDictionaryPaths.h"
4
5			#include <QLocale>
6			#include <QRegularExpression>
7			#include <QStandardPaths>
8			#include <QVariantMap>
9
10			#ifdef MAILJD_HAVE_SONNET
11			#include <Sonnet/GuessLanguage>
12			#include <Sonnet/Speller>
13			#endif
14
15		795	SpellService::SpellService(QObject *parent) : QObject(parent) {}
16
17		6222	QStringList SpellService::languages() const {
18	2/2 ✓ Branch 2 → 3 taken 6120 times. ✓ Branch 2 → 4 taken 102 times.	6222	if (m_loaded) return m_languages;
19		102	m_loaded = true;
20			#ifdef MAILJD_HAVE_SONNET
21			// F108-17: the dictionaries other programs bring along, before Sonnet
22			// loads its Hunspell plugin (it reads the data directories then).
23	1/1 ✓ Branch 4 → 5 taken 102 times.	102	const QStringList roots = SpellDictionaryPaths::bundledRoots();
24			const QStringList linked = SpellDictionaryPaths::expose(
25	1/1 ✓ Branch 10 → 11 taken 102 times.	204	SpellDictionaryPaths::findDictionaries(roots),
26	3/3 ✓ Branch 8 → 9 taken 102 times. ✓ Branch 9 → 10 taken 102 times. ✓ Branch 11 → 12 taken 102 times.	306	QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation) + QStringLiteral("/spelling"));
27	1/10 ✗ Branch 18 → 19 not taken. ✓ Branch 18 → 39 taken 102 times. ✗ Branch 19 → 20 not taken. ✗ Branch 23 → 24 not taken. ✗ Branch 24 → 25 not taken. ✗ Branch 26 → 27 not taken. ✗ Branch 27 → 28 not taken. ✗ Branch 29 → 30 not taken. ✗ Branch 37 → 21 not taken. ✗ Branch 37 → 38 not taken.	102	if (!linked.isEmpty()) qCInfo(lcCompose) << "dictionaries of other programs" << linked << "from" << roots;
28	2/2 ✓ Branch 40 → 41 taken 102 times. ✓ Branch 41 → 42 taken 102 times.	102	m_languages = Sonnet::Speller().availableLanguages();
29	1/1 ✓ Branch 46 → 47 taken 102 times.	102	m_languages.sort();
30			#endif
31	6/6 ✓ Branch 47 → 48 taken 102 times. ✓ Branch 51 → 52 taken 1 time. ✓ Branch 52 → 53 taken 1 time. ✓ Branch 54 → 55 taken 1 time. ✓ Branch 58 → 49 taken 1 time. ✓ Branch 58 → 59 taken 102 times.	103	qCInfo(lcCompose) << "spell checking languages" << m_languages.size();
32		102	return m_languages;
33		102	}
34
35		795	SpellService::~SpellService() = default;
36
37		2128	QVariantList SpellService::languageChoices() const {
38			// Each language in its own words ("Deutsch", "American English"); the
39			// country only when two dictionaries would read the same.
40		2128	QList<std::pair<QString, QString>> named;
41		2128	QHash<QString, int> uses;
42	5/5 ✓ Branch 2 → 3 taken 2128 times. ✓ Branch 3 → 4 taken 2128 times. ✓ Branch 4 → 5 taken 2128 times. ✓ Branch 26 → 6 taken 8512 times. ✓ Branch 26 → 27 taken 2128 times.	10640	for (const QString &code : languages()) {
43	1/1 ✓ Branch 7 → 8 taken 8512 times.	8512	const QLocale locale(code);
44	3/4 ✓ Branch 8 → 9 taken 8512 times. ✗ Branch 9 → 10 not taken. ✓ Branch 9 → 11 taken 8512 times. ✓ Branch 11 → 12 taken 8512 times.	8512	QString name = locale.language() == QLocale::C ? code : locale.nativeLanguageName();
45	3/4 ✓ Branch 13 → 14 taken 8512 times. ✗ Branch 13 → 18 not taken. ✓ Branch 14 → 15 taken 8512 times. ✓ Branch 16 → 17 taken 8512 times.	8512	if (!name.isEmpty()) name[0] = name[0].toUpper();
46	1/1 ✓ Branch 19 → 20 taken 8512 times.	8512	named.append({code, name});
47	1/1 ✓ Branch 21 → 22 taken 8512 times.	8512	++uses[name];
48		10640	}
49		2128	QVariantList out;
50	4/4 ✓ Branch 28 → 29 taken 2128 times. ✓ Branch 29 → 30 taken 2128 times. ✓ Branch 84 → 31 taken 8512 times. ✓ Branch 84 → 85 taken 2128 times.	10640	for (const auto &[code, name] : named) {
51	1/1 ✓ Branch 34 → 35 taken 8512 times.	8512	const QLocale locale(code);
52	2/3 ✓ Branch 37 → 38 taken 6384 times. ✓ Branch 38 → 39 taken 6384 times. ✗ Branch 38 → 49 not taken.	6384	const QString shown = uses.value(name) > 1 && locale.language() != QLocale::C
53	15/25 ✓ Branch 36 → 37 taken 6384 times. ✓ Branch 36 → 49 taken 2128 times. ✓ Branch 41 → 42 taken 6384 times. ✓ Branch 45 → 46 taken 6384 times. ✓ Branch 46 → 47 taken 6384 times. ✓ Branch 50 → 51 taken 6384 times. ✓ Branch 50 → 52 taken 2128 times. ✓ Branch 52 → 53 taken 6384 times. ✓ Branch 52 → 54 taken 2128 times. ✓ Branch 54 → 55 taken 6384 times. ✓ Branch 54 → 56 taken 2128 times. ✓ Branch 56 → 57 taken 6384 times. ✓ Branch 56 → 58 taken 2128 times. ✓ Branch 58 → 59 taken 6384 times. ✓ Branch 58 → 60 taken 2128 times. ✗ Branch 100 → 101 not taken. ✗ Branch 100 → 102 not taken. ✗ Branch 104 → 105 not taken. ✗ Branch 104 → 106 not taken. ✗ Branch 108 → 109 not taken. ✗ Branch 108 → 110 not taken. ✗ Branch 112 → 113 not taken. ✗ Branch 112 → 114 not taken. ✗ Branch 116 → 117 not taken. ✗ Branch 116 → 118 not taken.	29792	? name + QStringLiteral(" (") + locale.nativeTerritoryName() + QLatin1Char(')')
54	1/1 ✓ Branch 47 → 48 taken 6384 times.	17024	: name;
55	3/5 ✓ Branch 70 → 71 taken 8512 times. ✓ Branch 74 → 75 taken 17024 times. ✓ Branch 74 → 76 taken 8512 times. ✗ Branch 127 → 128 not taken. ✗ Branch 127 → 129 not taken.	42560	out.append(QVariantMap{{QStringLiteral("code"), code}, {QStringLiteral("name"), shown}});
56		8512	}
57		2128	return out;
58		27664	}
59
60		1911	QString SpellService::bestLanguage(const QString &preferred) const {
61	2/3 ✓ Branch 2 → 3 taken 1911 times. ✗ Branch 5 → 6 not taken. ✓ Branch 5 → 7 taken 1911 times.	1911	if (languages().isEmpty()) return {};
62		1911	QString wanted = preferred;
63	1/1 ✓ Branch 12 → 13 taken 1911 times.	1911	wanted.replace(QLatin1Char('-'), QLatin1Char('_'));
64	2/2 ✓ Branch 14 → 15 taken 169 times. ✓ Branch 14 → 16 taken 1742 times.	1911	if (m_languages.contains(wanted)) return wanted;
65	2/2 ✓ Branch 19 → 20 taken 1742 times. ✓ Branch 20 → 21 taken 1742 times.	1742	const QString base = wanted.section(QLatin1Char('_'), 0, 0).toLower();
66			// The base language with its usual country first (de → de_DE, en → en_US).
67	7/9 ✓ Branch 24 → 25 taken 871 times. ✓ Branch 24 → 28 taken 871 times. ✓ Branch 28 → 29 taken 871 times. ✓ Branch 31 → 32 taken 1742 times. ✓ Branch 32 → 33 taken 1742 times. ✓ Branch 35 → 36 taken 871 times. ✓ Branch 35 → 37 taken 871 times. ✗ Branch 82 → 83 not taken. ✗ Branch 82 → 84 not taken.	2613	const QString usual = base + QLatin1Char('_') + (base == QLatin1String("en") ? QStringLiteral("US") : base.toUpper());
68	2/2 ✓ Branch 38 → 39 taken 919 times. ✓ Branch 38 → 40 taken 823 times.	1742	if (m_languages.contains(usual)) return usual;
69	4/4 ✓ Branch 40 → 41 taken 823 times. ✓ Branch 41 → 42 taken 823 times. ✓ Branch 56 → 43 taken 3292 times. ✓ Branch 56 → 57 taken 823 times.	4115	for (const QString &code : m_languages)
70	3/4 ✓ Branch 47 → 48 taken 3292 times. ✓ Branch 48 → 49 taken 3292 times. ✗ Branch 52 → 53 not taken. ✓ Branch 52 → 54 taken 3292 times.	3292	if (code.section(QLatin1Char('_'), 0, 0).toLower() == base) return code;
71		823	return {};
72		1911	}
73
74		493	Sonnet::Speller *SpellService::speller(const QString &language) {
75			#ifdef MAILJD_HAVE_SONNET
76	2/3 ✓ Branch 2 → 3 taken 493 times. ✗ Branch 5 → 6 not taken. ✓ Branch 5 → 7 taken 493 times.	493	if (!languages().contains(language)) return nullptr;
77		493	auto &slot = m_spellers[language];
78	3/3 ✓ Branch 9 → 10 taken 62 times. ✓ Branch 9 → 14 taken 431 times. ✓ Branch 10 → 11 taken 62 times.	493	if (!slot) slot = std::make_shared<Sonnet::Speller>(language);
79	1/2 ✓ Branch 16 → 17 taken 493 times. ✗ Branch 16 → 18 not taken.	493	return slot->isValid() ? slot.get() : nullptr;
80			#else
81			Q_UNUSED(language)
82			return nullptr;
83			#endif
84			}
85
86		3038	bool SpellService::isMisspelled(const QString &word, const QString &language) {
87			#ifdef MAILJD_HAVE_SONNET
88			// G11: text repeats its words; a Hunspell lookup costs about 3 µs, a known
89			// word a hash lookup. Bounded: the cache of a language starts afresh at
90			// KnownWordsLimit words.
91	1/1 ✓ Branch 2 → 3 taken 3038 times.	3038	auto &known = m_known[language];
92	2/2 ✓ Branch 6 → 7 taken 2565 times. ✓ Branch 6 → 9 taken 473 times.	3038	if (const auto it = known.constFind(word); it != known.constEnd()) return it.value();
93	1/1 ✓ Branch 9 → 11 taken 473 times.	473	auto *checker = speller(language);
94	1/2 ✗ Branch 11 → 12 not taken. ✓ Branch 11 → 13 taken 473 times.	473	if (!checker) return false;
95	1/2 ✗ Branch 14 → 15 not taken. ✓ Branch 14 → 16 taken 473 times.	473	if (known.size() >= KnownWordsLimit) known.clear();
96	1/1 ✓ Branch 16 → 17 taken 473 times.	473	const bool misspelled = checker->isMisspelled(word);
97	1/1 ✓ Branch 17 → 18 taken 473 times.	473	known.insert(word, misspelled);
98		473	return misspelled;
99			#else
100			Q_UNUSED(word)
101			Q_UNUSED(language)
102			#endif
103			return false;
104			}
105
106		20	QStringList SpellService::suggestions(const QString &word, const QString &language, int maximum) {
107			#ifdef MAILJD_HAVE_SONNET
108	3/4 ✓ Branch 3 → 4 taken 20 times. ✗ Branch 3 → 10 not taken. ✓ Branch 4 → 5 taken 20 times. ✓ Branch 6 → 7 taken 20 times.	20	if (auto *checker = speller(language)) return checker->suggest(word).mid(0, qMax(0, maximum));
109			#else
110			Q_UNUSED(word)
111			Q_UNUSED(language)
112			Q_UNUSED(maximum)
113			#endif
114		✗	return {};
115			}
116
117		✗	void SpellService::addToDictionary(const QString &word, const QString &language) {
118			#ifdef MAILJD_HAVE_SONNET
119		✗	if (auto *checker = speller(language)) checker->addToPersonal(word);
120		✗	m_known[language].remove(word);
121			#else
122			Q_UNUSED(word)
123			Q_UNUSED(language)
124			#endif
125		✗	}
126
127			#ifdef MAILJD_HAVE_SONNET
128			namespace {
129			// Two words are enough for Sonnet (it also asks the dictionaries); one word
130			// ("Hi", "ok") belongs to too many languages (F108-23).
131		28	bool hasTwoWords(const QString &text) {
132	4/7 ✓ Branch 2 → 3 taken 3 times. ✓ Branch 2 → 15 taken 25 times. ✓ Branch 4 → 5 taken 3 times. ✗ Branch 4 → 15 not taken. ✓ Branch 9 → 10 taken 3 times. ✗ Branch 37 → 38 not taken. ✗ Branch 37 → 39 not taken.	31	static const QRegularExpression word(QStringLiteral("[\\p{L}']{2,}"));
133	1/1 ✓ Branch 16 → 17 taken 28 times.	28	auto words = word.globalMatch(text);
134		28	int count = 0;
135	7/7 ✓ Branch 21 → 22 taken 52 times. ✓ Branch 21 → 25 taken 24 times. ✓ Branch 22 → 23 taken 52 times. ✓ Branch 23 → 24 taken 48 times. ✓ Branch 23 → 25 taken 4 times. ✓ Branch 26 → 18 taken 48 times. ✓ Branch 26 → 27 taken 28 times.	76	while (count < 2 && words.hasNext()) {
136	1/1 ✓ Branch 18 → 19 taken 48 times.	48	words.next();
137		48	++count;
138			}
139		28	return count >= 2;
140		28	}
141			} // namespace
142			#endif
143
144		28	QString SpellService::guess(const QString &text) const {
145			#ifdef MAILJD_HAVE_SONNET
146	7/8 ✓ Branch 2 → 3 taken 28 times. ✓ Branch 3 → 4 taken 28 times. ✗ Branch 3 → 6 not taken. ✓ Branch 4 → 5 taken 28 times. ✓ Branch 5 → 6 taken 4 times. ✓ Branch 5 → 7 taken 24 times. ✓ Branch 8 → 9 taken 4 times. ✓ Branch 8 → 10 taken 24 times.	28	if (!available() \|\| !hasTwoWords(text)) return {};
147	1/1 ✓ Branch 10 → 11 taken 24 times.	24	Sonnet::GuessLanguage guesser;
148	3/3 ✓ Branch 11 → 12 taken 24 times. ✓ Branch 12 → 13 taken 24 times. ✓ Branch 13 → 14 taken 24 times.	24	const QString found = guesser.identify(text.left(1000), languages());
149			// The language, with its usual country (de_BE → de_DE), as bestLanguage.
150	4/8 ✗ Branch 17 → 18 not taken. ✓ Branch 17 → 19 taken 24 times. ✓ Branch 22 → 23 taken 24 times. ✓ Branch 23 → 24 taken 24 times. ✓ Branch 25 → 26 taken 24 times. ✗ Branch 25 → 27 not taken. ✗ Branch 37 → 38 not taken. ✗ Branch 37 → 39 not taken.	48	return found.isEmpty() ? QString() : bestLanguage(found.section(QLatin1Char('_'), 0, 0));
151			#else
152			Q_UNUSED(text)
153			return {};
154			#endif
155		24	}
156