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LibWeb: Add support for optional double arguments with no default value

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This is implemented by emitting AK::Optional, similar to optional
boolean arguments.
This commit is contained in:
Idan Horowitz 2021-04-15 20:34:44 +03:00 committed by Andreas Kling
parent 0072581693
commit a257ef0f35
Notes: sideshowbarker 2024-07-18 20:18:03 +09:00 
Author: https://github.com/IdanHo
Commit: https://github.com/SerenityOS/serenity/commit/a257ef0f35c
Pull-request: https://github.com/SerenityOS/serenity/pull/6352
1 changed files with 30 additions and 2 deletions
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32
Userland/Libraries/LibWeb/CodeGenerators/WrapperGenerator.cpp
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@ -599,11 +599,39 @@ static void generate_to_cpp(SourceGenerator& generator, ParameterType& parameter
auto& @cpp_name@ = static_cast<@parameter.type.name@Wrapper*>(@cpp_name@_object)->impl();
)~~~");
} else if (parameter.type.name == "double") {
scoped_generator.append(R"~~~(
auto @cpp_name@ = @js_name@@js_suffix@.to_double(global_object);
if (!optional) {
scoped_generator.append(R"~~~(
double @cpp_name@ = @js_name@@js_suffix@.to_double(global_object);
if (vm.exception())
@return_statement@
)~~~");
} else {
if (!optional_default_value.is_null()) {
scoped_generator.append(R"~~~(
double @cpp_name@;
)~~~");
} else {
scoped_generator.append(R"~~~(
Optional<double> @cpp_name@;
)~~~");
}
scoped_generator.append(R"~~~(
if (!@js_name@@js_suffix@.is_undefined()) {
@cpp_name@ = @js_name@@js_suffix@.to_double(global_object);
if (vm.exception())
@return_statement@
}
)~~~");
if (!optional_default_value.is_null()) {
scoped_generator.append(R"~~~(
else
@cpp_name@ = @parameter.optional_default_value@;
)~~~");
} else {
scoped_generator.append(R"~~~(
)~~~");
}
}
} else if (parameter.type.name == "boolean") {
if (!optional) {
scoped_generator.append(R"~~~(