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LibJS+LibWeb: Port interned bytecode strings to UTF-16

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This was almost a no-op, except we intern JS exception messages. So the
bulk of this patch is porting exception messages to UTF-16.
This commit is contained in:
Timothy Flynn 2025-08-07 19:31:52 -04:00 • committed by Jelle Raaijmakers
commit 70db474cf0
Notes: github-actions[bot] 2025-08-14 08:28:16 +00:00
162 changed files with 1405 additions and 1422 deletions
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8
Libraries/LibWeb/WebAssembly/WebAssembly.cpp
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@ -944,7 +944,7 @@ static JS::ThrowCompletionOr<GC::Ref<ClassName>> wasm_ordinary_create_from_const
return realm.create<ClassName>(Bindings::ensure_web_prototype<PrototypeName>(realm, FullClassName##_fly_string)); \
} \
\
GC::Ref<ClassName> ClassName::create(JS::Realm& realm, String message) \
GC::Ref<ClassName> ClassName::create(JS::Realm& realm, Utf16String message) \
{ \
auto error = ClassName::create(realm); \
error->set_message(move(message)); \
@ -953,7 +953,7 @@ static JS::ThrowCompletionOr<GC::Ref<ClassName>> wasm_ordinary_create_from_const
\
GC::Ref<ClassName> ClassName::create(JS::Realm& realm, StringView message) \
{ \
return create(realm, MUST(String::from_utf8(message))); \
return create(realm, Utf16String::from_utf8(message)); \
} \
\
ClassName::ClassName(JS::Object& prototype) \
@ -1003,7 +1003,7 @@ static JS::ThrowCompletionOr<GC::Ref<ClassName>> wasm_ordinary_create_from_const
/* 3. If message is not undefined, then */ \
if (!message.is_undefined()) { \
/* a. Let msg be ? ToString(message). */ \
auto msg = TRY(message.to_string(vm)); \
auto msg = TRY(message.to_utf16_string(vm)); \
\
/* b. Perform CreateNonEnumerableDataPropertyOrThrow(O, "message", msg). */ \
error->create_non_enumerable_data_property_or_throw(vm.names.message, JS::PrimitiveString::create(vm, move(msg))); \
@ -1031,7 +1031,7 @@ static JS::ThrowCompletionOr<GC::Ref<ClassName>> wasm_ordinary_create_from_const
\
u8 const attr = JS::Attribute::Writable | JS::Attribute::Configurable; \
define_direct_property(vm.names.name, JS::PrimitiveString::create(vm, #ClassName##_string), attr); \
define_direct_property(vm.names.message, JS::PrimitiveString::create(vm, String {}), attr); \
define_direct_property(vm.names.message, JS::PrimitiveString::create(vm, Utf16String {}), attr); \
}
#define __WASM_ENUMERATE(ClassName, FullClassName, snake_name, PrototypeName, ConstructorName) \