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LibJS: Convert is_less_than() to ThrowCompletionOr

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Idan Horowitz 2021-10-18 23:42:47 +03:00 committed by Linus Groh
parent c15a3b0576
commit b5e28410c5
Notes: sideshowbarker 2024-07-18 02:10:23 +09:00 
Author: https://github.com/IdanHo
Commit: https://github.com/SerenityOS/serenity/commit/b5e28410c5e
Pull-request: https://github.com/SerenityOS/serenity/pull/10534
Reviewed-by: https://github.com/linusg ✅
3 changed files with 14 additions and 14 deletions
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4
Userland/Libraries/LibJS/Runtime/ArrayPrototype.cpp
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@ -982,9 +982,9 @@ static void array_merge_sort(VM& vm, GlobalObject& global_object, FunctionObject
// Because they are called with primitive strings, these is_less_than calls
// should never result in a VM exception.
auto x_lt_y_relation = is_less_than(global_object, true, x_string_value, y_string_value);
auto x_lt_y_relation = MUST(is_less_than(global_object, true, x_string_value, y_string_value));
VERIFY(x_lt_y_relation != TriState::Unknown);
auto y_lt_x_relation = is_less_than(global_object, true, y_string_value, x_string_value);
auto y_lt_x_relation = MUST(is_less_than(global_object, true, y_string_value, x_string_value));
VERIFY(y_lt_x_relation != TriState::Unknown);
if (x_lt_y_relation == TriState::True) {

22
Userland/Libraries/LibJS/Runtime/Value.cpp
View file

@ -771,7 +771,7 @@ ThrowCompletionOr<FunctionObject*> Value::get_method(GlobalObject& global_object
// 13.10 Relational Operators, https://tc39.es/ecma262/#sec-relational-operators
Value greater_than(GlobalObject& global_object, Value lhs, Value rhs)
{
TriState relation = is_less_than(global_object, false, lhs, rhs);
TriState relation = TRY_OR_DISCARD(is_less_than(global_object, false, lhs, rhs));
if (relation == TriState::Unknown)
return Value(false);
return Value(relation == TriState::True);
@ -780,7 +780,7 @@ Value greater_than(GlobalObject& global_object, Value lhs, Value rhs)
// 13.10 Relational Operators, https://tc39.es/ecma262/#sec-relational-operators
Value greater_than_equals(GlobalObject& global_object, Value lhs, Value rhs)
{
TriState relation = is_less_than(global_object, true, lhs, rhs);
TriState relation = TRY_OR_DISCARD(is_less_than(global_object, true, lhs, rhs));
if (relation == TriState::Unknown || relation == TriState::True)
return Value(false);
return Value(true);
@ -789,7 +789,7 @@ Value greater_than_equals(GlobalObject& global_object, Value lhs, Value rhs)
// 13.10 Relational Operators, https://tc39.es/ecma262/#sec-relational-operators
Value less_than(GlobalObject& global_object, Value lhs, Value rhs)
{
TriState relation = is_less_than(global_object, true, lhs, rhs);
TriState relation = TRY_OR_DISCARD(is_less_than(global_object, true, lhs, rhs));
if (relation == TriState::Unknown)
return Value(false);
return Value(relation == TriState::True);
@ -798,7 +798,7 @@ Value less_than(GlobalObject& global_object, Value lhs, Value rhs)
// 13.10 Relational Operators, https://tc39.es/ecma262/#sec-relational-operators
Value less_than_equals(GlobalObject& global_object, Value lhs, Value rhs)
{
TriState relation = is_less_than(global_object, false, lhs, rhs);
TriState relation = TRY_OR_DISCARD(is_less_than(global_object, false, lhs, rhs));
if (relation == TriState::Unknown || relation == TriState::True)
return Value(false);
return Value(true);
@ -1376,17 +1376,17 @@ bool is_loosely_equal(GlobalObject& global_object, Value lhs, Value rhs)
}
// 7.2.13 IsLessThan ( x, y, LeftFirst ), https://tc39.es/ecma262/#sec-islessthan
TriState is_less_than(GlobalObject& global_object, bool left_first, Value lhs, Value rhs)
ThrowCompletionOr<TriState> is_less_than(GlobalObject& global_object, bool left_first, Value lhs, Value rhs)
{
Value x_primitive;
Value y_primitive;
if (left_first) {
x_primitive = TRY_OR_DISCARD(lhs.to_primitive(global_object, Value::PreferredType::Number));
y_primitive = TRY_OR_DISCARD(rhs.to_primitive(global_object, Value::PreferredType::Number));
x_primitive = TRY(lhs.to_primitive(global_object, Value::PreferredType::Number));
y_primitive = TRY(rhs.to_primitive(global_object, Value::PreferredType::Number));
} else {
y_primitive = TRY_OR_DISCARD(lhs.to_primitive(global_object, Value::PreferredType::Number));
x_primitive = TRY_OR_DISCARD(rhs.to_primitive(global_object, Value::PreferredType::Number));
y_primitive = TRY(lhs.to_primitive(global_object, Value::PreferredType::Number));
x_primitive = TRY(rhs.to_primitive(global_object, Value::PreferredType::Number));
}
if (x_primitive.is_string() && y_primitive.is_string()) {
@ -1435,8 +1435,8 @@ TriState is_less_than(GlobalObject& global_object, bool left_first, Value lhs, V
return TriState::False;
}
auto x_numeric = TRY_OR_DISCARD(x_primitive.to_numeric(global_object));
auto y_numeric = TRY_OR_DISCARD(y_primitive.to_numeric(global_object));
auto x_numeric = TRY(x_primitive.to_numeric(global_object));
auto y_numeric = TRY(y_primitive.to_numeric(global_object));
if (x_numeric.is_nan() || y_numeric.is_nan())
return TriState::Unknown;

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

@ -427,7 +427,7 @@ bool is_strictly_equal(Value lhs, Value rhs);
bool same_value(Value lhs, Value rhs);
bool same_value_zero(Value lhs, Value rhs);
bool same_value_non_numeric(Value lhs, Value rhs);
TriState is_less_than(GlobalObject&, bool left_first, Value lhs, Value rhs);
ThrowCompletionOr<TriState> is_less_than(GlobalObject&, bool left_first, Value lhs, Value rhs);
inline bool Value::operator==(Value const& value) const { return same_value(*this, value); }