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LibJS: Convert to_double() to ThrowCompletionOr

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This commit is contained in:
Idan Horowitz 2021-10-16 22:11:08 +03:00 • committed by Linus Groh
parent 51c33b3b35
commit 1639ed7e0a
10 changed files with 23 additions and 40 deletions
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11
Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator.cpp
View file

@ -1057,9 +1057,7 @@ static void generate_to_cpp(SourceGenerator& generator, ParameterType& parameter
} else if (parameter.type->name == "double") { } else if (parameter.type->name == "double") {
if (!optional) { if (!optional) {
scoped_generator.append(R"~~~( scoped_generator.append(R"~~~(
double @cpp_name@ = @js_name@@js_suffix@.to_double(global_object); double @cpp_name@ = TRY_OR_DISCARD(@js_name@@js_suffix@.to_double(global_object));
if (vm.exception())
@return_statement@
)~~~"); )~~~");
} else { } else {
if (optional_default_value.has_value()) { if (optional_default_value.has_value()) {
@ -1072,11 +1070,8 @@ static void generate_to_cpp(SourceGenerator& generator, ParameterType& parameter
)~~~"); )~~~");
} }
scoped_generator.append(R"~~~( scoped_generator.append(R"~~~(
if (!@js_name@@js_suffix@.is_undefined()) { if (!@js_name@@js_suffix@.is_undefined())
@cpp_name@ = @js_name@@js_suffix@.to_double(global_object); @cpp_name@ = TRY_OR_DISCARD(@js_name@@js_suffix@.to_double(global_object));
if (vm.exception())
@return_statement@
}
)~~~"); )~~~");
if (optional_default_value.has_value()) { if (optional_default_value.has_value()) {
scoped_generator.append(R"~~~( scoped_generator.append(R"~~~(

6
Tests/LibWasm/test-wasm.cpp
View file

@ -195,9 +195,7 @@ JS_DEFINE_NATIVE_FUNCTION(WebAssemblyModule::get_export)
JS_DEFINE_NATIVE_FUNCTION(WebAssemblyModule::wasm_invoke) JS_DEFINE_NATIVE_FUNCTION(WebAssemblyModule::wasm_invoke)
{ {
auto address = static_cast<unsigned long>(vm.argument(0).to_double(global_object)); auto address = static_cast<unsigned long>(TRY_OR_DISCARD(vm.argument(0).to_double(global_object)));
if (vm.exception())
return {};
Wasm::FunctionAddress function_address { address }; Wasm::FunctionAddress function_address { address };
auto function_instance = WebAssemblyModule::machine().store().get(function_address); auto function_instance = WebAssemblyModule::machine().store().get(function_address);
if (!function_instance) { if (!function_instance) {
@ -222,7 +220,7 @@ JS_DEFINE_NATIVE_FUNCTION(WebAssemblyModule::wasm_invoke)
auto argument = vm.argument(index++); auto argument = vm.argument(index++);
double double_value = 0; double double_value = 0;
if (!argument.is_bigint()) if (!argument.is_bigint())
double_value = argument.to_double(global_object); double_value = TRY_OR_DISCARD(argument.to_double(global_object));
switch (param.kind()) { switch (param.kind()) {
case Wasm::ValueType::Kind::I32: case Wasm::ValueType::Kind::I32:
arguments.append(Wasm::Value(param, static_cast<u64>(double_value))); arguments.append(Wasm::Value(param, static_cast<u64>(double_value)));

2
Userland/Applications/Spreadsheet/CellType/Date.cpp
View file

@ -41,7 +41,7 @@ String DateCell::display(Cell& cell, const CellTypeMetadata& metadata) const
JS::Value DateCell::js_value(Cell& cell, const CellTypeMetadata&) const JS::Value DateCell::js_value(Cell& cell, const CellTypeMetadata&) const
{ {
auto js_data = cell.js_data(); auto js_data = cell.js_data();
auto value = js_data.to_double(cell.sheet().global_object()); auto value = TRY_OR_DISCARD(js_data.to_double(cell.sheet().global_object()));
return JS::Value(value / 1000); // Turn it to seconds return JS::Value(value / 1000); // Turn it to seconds
} }

2
Userland/Applications/Spreadsheet/CellType/Numeric.cpp
View file

@ -34,7 +34,7 @@ String NumericCell::display(Cell& cell, const CellTypeMetadata& metadata) const
if (metadata.format.is_empty()) if (metadata.format.is_empty())
string = value.to_string_without_side_effects(); string = value.to_string_without_side_effects();
else else
string = format_double(metadata.format.characters(), value.to_double(cell.sheet().global_object())); string = format_double(metadata.format.characters(), TRY_OR_DISCARD(value.to_double(cell.sheet().global_object())));
if (metadata.length >= 0) if (metadata.length >= 0)
return string.substring(0, metadata.length); return string.substring(0, metadata.length);

4
Userland/Libraries/LibJS/Runtime/ArrayBuffer.h
View file

@ -141,13 +141,13 @@ static ByteBuffer numeric_to_raw_bytes(GlobalObject& global_object, Value value,
swap(raw_bytes[i], raw_bytes[sizeof(UnderlyingBufferDataType) - 1 - i]); swap(raw_bytes[i], raw_bytes[sizeof(UnderlyingBufferDataType) - 1 - i]);
}; };
if constexpr (IsSame<UnderlyingBufferDataType, float>) { if constexpr (IsSame<UnderlyingBufferDataType, float>) {
float raw_value = value.to_double(global_object); float raw_value = MUST(value.to_double(global_object));
ReadonlyBytes { &raw_value, sizeof(float) }.copy_to(raw_bytes); ReadonlyBytes { &raw_value, sizeof(float) }.copy_to(raw_bytes);
flip_if_needed(); flip_if_needed();
return raw_bytes; return raw_bytes;
} }
if constexpr (IsSame<UnderlyingBufferDataType, double>) { if constexpr (IsSame<UnderlyingBufferDataType, double>) {
double raw_value = value.to_double(global_object); double raw_value = MUST(value.to_double(global_object));
ReadonlyBytes { &raw_value, sizeof(double) }.copy_to(raw_bytes); ReadonlyBytes { &raw_value, sizeof(double) }.copy_to(raw_bytes);
flip_if_needed(); flip_if_needed();
return raw_bytes; return raw_bytes;

6
Userland/Libraries/LibJS/Runtime/GeneratorObject.cpp
View file

@ -59,8 +59,10 @@ Value GeneratorObject::next_impl(VM& vm, GlobalObject& global_object, Optional<V
}; };
auto generated_continuation = [&](Value value) -> Bytecode::BasicBlock const* { auto generated_continuation = [&](Value value) -> Bytecode::BasicBlock const* {
if (value.is_object()) if (value.is_object()) {
return reinterpret_cast<Bytecode::BasicBlock const*>(static_cast<u64>(TRY_OR_DISCARD(value.as_object().get("continuation")).to_double(global_object))); auto number_value = TRY_OR_DISCARD(value.as_object().get("continuation"));
return reinterpret_cast<Bytecode::BasicBlock const*>(static_cast<u64>(TRY_OR_DISCARD(number_value.to_double(global_object))));
}
return nullptr; return nullptr;
}; };

6
Userland/Libraries/LibJS/Runtime/Value.cpp
View file

@ -559,11 +559,11 @@ ThrowCompletionOr<u64> Value::to_bigint_uint64(GlobalObject& global_object) cons
return bigint->big_integer().to_u64(); return bigint->big_integer().to_u64();
} }
double Value::to_double(GlobalObject& global_object) const ThrowCompletionOr<double> Value::to_double(GlobalObject& global_object) const
{ {
auto number = to_number(global_object); auto number = to_number(global_object);
if (global_object.vm().exception()) if (auto* exception = global_object.vm().exception())
return {}; return throw_completion(exception->value());
return number.as_double(); return number.as_double();
} }

2
Userland/Libraries/LibJS/Runtime/Value.h
View file

@ -313,7 +313,7 @@ public:
ThrowCompletionOr<BigInt*> to_bigint(GlobalObject&) const; ThrowCompletionOr<BigInt*> to_bigint(GlobalObject&) const;
ThrowCompletionOr<i64> to_bigint_int64(GlobalObject&) const; ThrowCompletionOr<i64> to_bigint_int64(GlobalObject&) const;
ThrowCompletionOr<u64> to_bigint_uint64(GlobalObject&) const; ThrowCompletionOr<u64> to_bigint_uint64(GlobalObject&) const;
double to_double(GlobalObject&) const; ThrowCompletionOr<double> to_double(GlobalObject&) const;
StringOrSymbol to_property_key(GlobalObject&) const; StringOrSymbol to_property_key(GlobalObject&) const;
i32 to_i32(GlobalObject& global_object) const i32 to_i32(GlobalObject& global_object) const
{ {

16
Userland/Libraries/LibWeb/Bindings/WindowObject.cpp
View file

@ -641,14 +641,10 @@ JS_DEFINE_NATIVE_FUNCTION(WindowObject::scroll)
ScrollBehavior behavior = (behavior_string == "smooth") ? ScrollBehavior::Smooth : ScrollBehavior::Auto; ScrollBehavior behavior = (behavior_string == "smooth") ? ScrollBehavior::Smooth : ScrollBehavior::Auto;
double x = x_value.to_double(global_object); double x = TRY_OR_DISCARD(x_value.to_double(global_object));
if (vm.exception())
return {};
x = JS::Value(x).is_finite_number() ? x : 0.0; x = JS::Value(x).is_finite_number() ? x : 0.0;
double y = y_value.to_double(global_object); double y = TRY_OR_DISCARD(y_value.to_double(global_object));
if (vm.exception())
return {};
y = JS::Value(y).is_finite_number() ? y : 0.0; y = JS::Value(y).is_finite_number() ? y : 0.0;
// FIXME: Are we calculating the viewport in the way this function expects? // FIXME: Are we calculating the viewport in the way this function expects?
@ -683,14 +679,10 @@ JS_DEFINE_NATIVE_FUNCTION(WindowObject::scroll_by)
} }
auto left_value = TRY_OR_DISCARD(options->get("left")); auto left_value = TRY_OR_DISCARD(options->get("left"));
auto left = left_value.to_double(global_object); auto left = TRY_OR_DISCARD(left_value.to_double(global_object));
if (vm.exception())
return {};
auto top_value = TRY_OR_DISCARD(options->get("top")); auto top_value = TRY_OR_DISCARD(options->get("top"));
auto top = top_value.to_double(global_object); auto top = TRY_OR_DISCARD(top_value.to_double(global_object));
if (vm.exception())
return {};
left = JS::Value(left).is_finite_number() ? left : 0.0; left = JS::Value(left).is_finite_number() ? left : 0.0;
top = JS::Value(top).is_finite_number() ? top : 0.0; top = JS::Value(top).is_finite_number() ? top : 0.0;

8
Userland/Libraries/LibWeb/WebAssembly/WebAssemblyObject.cpp
View file

@ -403,15 +403,11 @@ Optional<Wasm::Value> to_webassembly_value(JS::Value value, const Wasm::ValueTyp
return Wasm::Value { static_cast<i32>(_i32) }; return Wasm::Value { static_cast<i32>(_i32) };
} }
case Wasm::ValueType::F64: { case Wasm::ValueType::F64: {
auto number = value.to_double(global_object); auto number = TRY_OR_DISCARD(value.to_double(global_object));
if (vm.exception())
return {};
return Wasm::Value { static_cast<double>(number) }; return Wasm::Value { static_cast<double>(number) };
} }
case Wasm::ValueType::F32: { case Wasm::ValueType::F32: {
auto number = value.to_double(global_object); auto number = TRY_OR_DISCARD(value.to_double(global_object));
if (vm.exception())
return {};
return Wasm::Value { static_cast<float>(number) }; return Wasm::Value { static_cast<float>(number) };
} }
case Wasm::ValueType::FunctionReference: case Wasm::ValueType::FunctionReference: