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LibJS: Implement non-ECMA-402 String.prototype.toLocale{Lower,Upper}Case
In implementations without ECMA-402, these methods are to behave like their non-locale equivalents.
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@ -368,8 +368,10 @@ namespace JS {
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P(toISOString) \
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P(toJSON) \
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P(toLocaleDateString) \
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P(toLocaleLowerCase) \
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P(toLocaleString) \
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P(toLocaleTimeString) \
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P(toLocaleUpperCase) \
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P(toLowerCase) \
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P(toPlainDate) \
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P(toString) \
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@ -117,6 +117,8 @@ void StringPrototype::initialize(GlobalObject& global_object)
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define_native_function(vm.names.startsWith, starts_with, 1, attr);
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define_native_function(vm.names.endsWith, ends_with, 1, attr);
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define_native_function(vm.names.indexOf, index_of, 1, attr);
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define_native_function(vm.names.toLocaleLowerCase, to_locale_lowercase, 0, attr);
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define_native_function(vm.names.toLocaleUpperCase, to_locale_uppercase, 0, attr);
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define_native_function(vm.names.toLowerCase, to_lowercase, 0, attr);
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define_native_function(vm.names.toUpperCase, to_uppercase, 0, attr);
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define_native_function(vm.names.toString, to_string, 0, attr);
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@ -378,6 +380,30 @@ JS_DEFINE_NATIVE_FUNCTION(StringPrototype::index_of)
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return index.has_value() ? Value(*index) : Value(-1);
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}
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// 22.1.3.24 String.prototype.toLocaleLowerCase ( [ reserved1 [ , reserved2 ] ] ), https://tc39.es/ecma262/#sec-string.prototype.tolocalelowercase
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// NOTE: This is the minimum toLocaleLowerCase implementation for engines without ECMA-402.
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JS_DEFINE_NATIVE_FUNCTION(StringPrototype::to_locale_lowercase)
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{
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auto string = ak_string_from(vm, global_object);
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if (!string.has_value())
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return {};
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auto lowercase = Unicode::to_unicode_lowercase_full(*string);
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return js_string(vm, move(lowercase));
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}
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// 22.1.3.25 String.prototype.toLocaleUpperCase ( [ reserved1 [ , reserved2 ] ] ), https://tc39.es/ecma262/#sec-string.prototype.tolocaleuppercase
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// NOTE: This is the minimum toLocaleUpperCase implementation for engines without ECMA-402.
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JS_DEFINE_NATIVE_FUNCTION(StringPrototype::to_locale_uppercase)
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{
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auto string = ak_string_from(vm, global_object);
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if (!string.has_value())
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return {};
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auto uppercase = Unicode::to_unicode_uppercase_full(*string);
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return js_string(vm, move(uppercase));
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}
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// 22.1.3.26 String.prototype.toLowerCase ( ), https://tc39.es/ecma262/#sec-string.prototype.tolowercase
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JS_DEFINE_NATIVE_FUNCTION(StringPrototype::to_lowercase)
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{
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@ -34,6 +34,8 @@ private:
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JS_DECLARE_NATIVE_FUNCTION(starts_with);
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JS_DECLARE_NATIVE_FUNCTION(ends_with);
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JS_DECLARE_NATIVE_FUNCTION(index_of);
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JS_DECLARE_NATIVE_FUNCTION(to_locale_lowercase);
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JS_DECLARE_NATIVE_FUNCTION(to_locale_uppercase);
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JS_DECLARE_NATIVE_FUNCTION(to_lowercase);
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JS_DECLARE_NATIVE_FUNCTION(to_uppercase);
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JS_DECLARE_NATIVE_FUNCTION(to_string);
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