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LibUnicode: Generate default-content locales as aliases

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Previously, we were just copying the locale data into default-content
locales (for example, copying the "en" data into "en-US"). Instead, we
can just define the default-content locales as aliases to their main
locales.
This commit is contained in:
Timothy Flynn 2021-11-17 08:20:19 -05:00 • committed by Andreas Kling
parent 9d1519e21c
commit a13fa15a30
3 changed files with 49 additions and 43 deletions
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43
Meta/Lagom/Tools/CodeGenerators/LibUnicode/GenerateUnicodeLocale.cpp
View file

@ -55,7 +55,10 @@ struct LanguageMapping {
struct UnicodeLocaleData {
UniqueStringStorage<StringIndexType> unique_strings;
HashMap<String, Locale> locales;
Vector<Alias> locale_aliases;
Vector<String> languages;
Vector<String> territories;
Vector<String> scripts;
@ -392,6 +395,38 @@ static void parse_numeric_keywords(String locale_numbers_path, UnicodeLocaleData
locale_data.keywords.append(key);
}
static void parse_default_content_locales(String core_path, UnicodeLocaleData& locale_data)
{
LexicalPath default_content_path(move(core_path));
default_content_path = default_content_path.append("defaultContent.json"sv);
VERIFY(Core::File::exists(default_content_path.string()));
auto default_content_file_or_error = Core::File::open(default_content_path.string(), Core::OpenMode::ReadOnly);
VERIFY(!default_content_file_or_error.is_error());
auto default_content = JsonValue::from_string(default_content_file_or_error.value()->read_all()).release_value_but_fixme_should_propagate_errors();
auto const& default_content_array = default_content.as_object().get("defaultContent"sv);
default_content_array.as_array().for_each([&](JsonValue const& value) {
auto locale = value.as_string();
StringView default_locale = locale;
while (true) {
if (locale_data.locales.contains(default_locale))
break;
auto pos = default_locale.find_last('-');
if (!pos.has_value())
return;
default_locale = default_locale.substring_view(0, *pos);
}
if (default_locale != locale)
locale_data.locale_aliases.append({ default_locale, move(locale) });
});
}
static void parse_all_locales(String core_path, String locale_names_path, String misc_path, String numbers_path, UnicodeLocaleData& locale_data)
{
auto identity_iterator = path_to_dir_iterator(locale_names_path);
@ -504,7 +539,7 @@ namespace Unicode {
)~~~");
auto locales = locale_data.locales.keys();
generate_enum(generator, format_identifier, "Locale"sv, "None"sv, locales);
generate_enum(generator, format_identifier, "Locale"sv, "None"sv, locales, locale_data.locale_aliases);
generate_enum(generator, format_identifier, "Language"sv, {}, locale_data.languages);
generate_enum(generator, format_identifier, "Territory"sv, {}, locale_data.territories);
generate_enum(generator, format_identifier, "ScriptTag"sv, {}, locale_data.scripts);
@ -885,12 +920,14 @@ Optional<StringView> get_locale_@enum_snake@_mapping(StringView locale, StringVi
)~~~");
};
auto append_from_string = [&](StringView enum_title, StringView enum_snake, auto const& values) {
auto append_from_string = [&](StringView enum_title, StringView enum_snake, auto const& values, Vector<Alias> const& aliases = {}) {
HashValueMap<String> hashes;
hashes.ensure_capacity(values.size());
for (auto const& value : values)
hashes.set(value.hash(), format_identifier(enum_title, value));
for (auto const& alias : aliases)
hashes.set(alias.alias.hash(), format_identifier(enum_title, alias.alias));
generate_value_from_string(generator, "{}_from_string"sv, enum_title, enum_snake, move(hashes));
};
@ -905,7 +942,7 @@ Optional<StringView> get_locale_@enum_snake@_mapping(StringView locale, StringVi
generate_value_from_string(generator, "resolve_{}_alias"sv, s_string_index_type, enum_snake, move(hashes), "StringView"sv, "s_string_list[{}]"sv);
};
append_from_string("Locale"sv, "locale"sv, locale_data.locales.keys());
append_from_string("Locale"sv, "locale"sv, locale_data.locales.keys(), locale_data.locale_aliases);
append_mapping_search("language"sv, "language"sv, "s_languages"sv);
append_from_string("Language"sv, "language"sv, locale_data.languages);

2
Meta/Lagom/Tools/CodeGenerators/LibUnicode/GenerateUnicodeNumberFormat.cpp
View file

@ -488,8 +488,6 @@ static void parse_all_locales(String core_path, String numbers_path, String unit
auto& locale = locale_data.locales.ensure(*language);
parse_units(units_path, locale_data, locale);
}
parse_default_content_locales(move(core_path), locale_data);
}
static String format_identifier(StringView owner, String identifier)

47
Meta/Lagom/Tools/CodeGenerators/LibUnicode/GeneratorUtil.h
View file

@ -8,10 +8,6 @@
#include <AK/Format.h>
#include <AK/HashMap.h>
#include <AK/JsonArray.h>
#include <AK/JsonObject.h>
#include <AK/JsonParser.h>
#include <AK/JsonValue.h>
#include <AK/LexicalPath.h>
#include <AK/Optional.h>
#include <AK/QuickSort.h>
@ -156,39 +152,6 @@ inline Core::DirIterator path_to_dir_iterator(String path)
return iterator;
}
template<typename LocaleDataType>
void parse_default_content_locales(String core_path, LocaleDataType& locale_data)
{
LexicalPath default_content_path(move(core_path));
default_content_path = default_content_path.append("defaultContent.json"sv);
VERIFY(Core::File::exists(default_content_path.string()));
auto default_content_file_or_error = Core::File::open(default_content_path.string(), Core::OpenMode::ReadOnly);
VERIFY(!default_content_file_or_error.is_error());
auto default_content = JsonValue::from_string(default_content_file_or_error.value()->read_all()).release_value_but_fixme_should_propagate_errors();
auto const& default_content_array = default_content.as_object().get("defaultContent"sv);
default_content_array.as_array().for_each([&](JsonValue const& value) {
auto locale = value.as_string();
StringView default_locale = locale;
while (true) {
if (locale_data.locales.contains(default_locale))
break;
auto pos = default_locale.find_last('-');
if (!pos.has_value())
return;
default_locale = default_locale.substring_view(0, *pos);
}
locale_data.locales.set(locale, locale_data.locales.get(default_locale).value());
});
}
inline void ensure_from_string_types_are_generated(SourceGenerator& generator)
{
static bool generated_from_string_types = false;
@ -275,9 +238,10 @@ Optional<@return_type@> @method_name@(StringView key)
}
template<typename IdentifierFormatter>
void generate_enum(SourceGenerator& generator, IdentifierFormatter&& format_identifier, StringView name, StringView default_, Vector<String>& values)
void generate_enum(SourceGenerator& generator, IdentifierFormatter&& format_identifier, StringView name, StringView default_, Vector<String>& values, Vector<Alias> aliases = {})
{
quick_sort(values);
quick_sort(aliases, [](auto const& alias1, auto const& alias2) { return alias1.alias < alias2.alias; });
generator.set("name", name);
generator.set("underlying", ((values.size() + !default_.is_empty()) < 256) ? "u8"sv : "u16"sv);
@ -297,6 +261,13 @@ enum class @name@ : @underlying@ {)~~~");
@value@,)~~~");
}
for (auto const& alias : aliases) {
generator.set("alias", format_identifier(name, alias.alias));
generator.set("value", format_identifier(name, alias.name));
generator.append(R"~~~(
@alias@ = @value@,)~~~");
}
generator.append(R"~~~(
};
)~~~");