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LibJS: Remove a few superfluous exception checks

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We don't need to check for exceptions when defining properties on an
array we literally created ourselves a few lines earlier.
This commit is contained in:
Linus Groh 2020-07-11 15:26:48 +01:00 • committed by Andreas Kling
parent 7596ae4596
commit 7241b9ca0c
3 changed files with 1 additions and 16 deletions
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3
Libraries/LibJS/AST.cpp
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@ -1777,9 +1777,6 @@ Value TaggedTemplateLiteral::execute(Interpreter& interpreter, GlobalObject& glo
raw_strings->indexed_properties().append(value); raw_strings->indexed_properties().append(value);
} }
strings->define_property("raw", raw_strings, 0); strings->define_property("raw", raw_strings, 0);
if (interpreter.exception())
return {};
return interpreter.call(tag_function, js_undefined(), move(arguments)); return interpreter.call(tag_function, js_undefined(), move(arguments));
} }

2
Libraries/LibJS/Runtime/ArrayPrototype.cpp
View file

@ -174,9 +174,9 @@ JS_DEFINE_NATIVE_FUNCTION(ArrayPrototype::map)
auto* new_array = Array::create(global_object); auto* new_array = Array::create(global_object);
new_array->indexed_properties().set_array_like_size(initial_length); new_array->indexed_properties().set_array_like_size(initial_length);
for_each_item(interpreter, global_object, "map", [&](auto index, auto, auto callback_result) { for_each_item(interpreter, global_object, "map", [&](auto index, auto, auto callback_result) {
new_array->put(index, callback_result);
if (interpreter.exception()) if (interpreter.exception())
return IterationDecision::Break; return IterationDecision::Break;
new_array->put(index, callback_result);
return IterationDecision::Continue; return IterationDecision::Continue;
}); });
return Value(new_array); return Value(new_array);

12
Libraries/LibJS/Runtime/Object.cpp
View file

@ -195,11 +195,7 @@ Value Object::get_own_properties(const Object& this_object, GetOwnPropertyReturn
} else { } else {
auto* entry_array = Array::create(global_object()); auto* entry_array = Array::create(global_object());
entry_array->define_property(0, js_string(interpreter(), String::number(i))); entry_array->define_property(0, js_string(interpreter(), String::number(i)));
if (interpreter().exception())
return {};
entry_array->define_property(1, js_string(interpreter(), String::format("%c", str[i]))); entry_array->define_property(1, js_string(interpreter(), String::format("%c", str[i])));
if (interpreter().exception())
return {};
properties_array->define_property(i, entry_array); properties_array->define_property(i, entry_array);
} }
if (interpreter().exception()) if (interpreter().exception())
@ -222,11 +218,7 @@ Value Object::get_own_properties(const Object& this_object, GetOwnPropertyReturn
} else { } else {
auto* entry_array = Array::create(global_object()); auto* entry_array = Array::create(global_object());
entry_array->define_property(0, js_string(interpreter(), String::number(entry.index()))); entry_array->define_property(0, js_string(interpreter(), String::number(entry.index())));
if (interpreter().exception())
return {};
entry_array->define_property(1, value_and_attributes.value); entry_array->define_property(1, value_and_attributes.value);
if (interpreter().exception())
return {};
properties_array->define_property(property_index, entry_array); properties_array->define_property(property_index, entry_array);
} }
if (interpreter().exception()) if (interpreter().exception())
@ -251,11 +243,7 @@ Value Object::get_own_properties(const Object& this_object, GetOwnPropertyReturn
} else { } else {
auto* entry_array = Array::create(global_object()); auto* entry_array = Array::create(global_object());
entry_array->define_property(0, it.key.to_value(interpreter())); entry_array->define_property(0, it.key.to_value(interpreter()));
if (interpreter().exception())
return {};
entry_array->define_property(1, this_object.get(it.key)); entry_array->define_property(1, this_object.get(it.key));
if (interpreter().exception())
return {};
properties_array->define_property(property_index, entry_array); properties_array->define_property(property_index, entry_array);
} }
if (interpreter().exception()) if (interpreter().exception())