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CodeGenerators: Port GenerateCSSTransformFunctions to new SourceGen API

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Sam Atkins 2023-06-17 14:29:33 +01:00 • committed by Sam Atkins
parent d197b4b051
commit acb600496b
1 changed files with 49 additions and 48 deletions
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97
Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateCSSTransformFunctions.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022-2023, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -39,13 +39,13 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
return 0;
}
static DeprecatedString title_casify_transform_function(StringView input)
static ErrorOr<String> title_casify_transform_function(StringView input)
{
// Transform function names look like `fooBar`, so we just have to make the first character uppercase.
StringBuilder builder;
builder.append(toupper(input[0]));
builder.append(input.substring_view(1));
return builder.to_deprecated_string();
TRY(builder.try_append(toupper(input[0])));
TRY(builder.try_append(input.substring_view(1)));
return builder.to_string();
}
ErrorOr<void> generate_header_file(JsonObject& transforms_data, Core::File& file)
@ -53,7 +53,7 @@ ErrorOr<void> generate_header_file(JsonObject& transforms_data, Core::File& file
StringBuilder builder;
SourceGenerator generator { builder };
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
#pragma once
#include <AK/Optional.h>
@ -62,21 +62,21 @@ ErrorOr<void> generate_header_file(JsonObject& transforms_data, Core::File& file
namespace Web::CSS {
)~~~");
)~~~"));
generator.appendln("enum class TransformFunction {");
TRY(generator.try_appendln("enum class TransformFunction {"));
TRY(transforms_data.try_for_each_member([&](auto& name, auto&) -> ErrorOr<void> {
auto member_generator = TRY(generator.fork());
member_generator.set("name:titlecase", title_casify_transform_function(name));
member_generator.appendln(" @name:titlecase@,");
TRY(member_generator.set("name:titlecase", TRY(title_casify_transform_function(name))));
TRY(member_generator.try_appendln(" @name:titlecase@,"));
return {};
}));
generator.appendln("};");
TRY(generator.try_appendln("};"));
generator.appendln("Optional<TransformFunction> transform_function_from_string(StringView);");
generator.appendln("StringView to_string(TransformFunction);");
TRY(generator.try_appendln("Optional<TransformFunction> transform_function_from_string(StringView);"));
TRY(generator.try_appendln("StringView to_string(TransformFunction);"));
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
enum class TransformFunctionParameterType {
Angle,
Length,
@ -93,9 +93,9 @@ struct TransformFunctionMetadata {
Vector<TransformFunctionParameter> parameters;
};
TransformFunctionMetadata transform_function_metadata(TransformFunction);
)~~~");
)~~~"));
generator.appendln("\n}");
TRY(generator.try_appendln("\n}"));
TRY(file.write_until_depleted(generator.as_string_view().bytes()));
return {};
@ -106,72 +106,72 @@ ErrorOr<void> generate_implementation_file(JsonObject& transforms_data, Core::Fi
StringBuilder builder;
SourceGenerator generator { builder };
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
#include <LibWeb/CSS/TransformFunctions.h>
#include <AK/Assertions.h>
namespace Web::CSS {
)~~~");
)~~~"));
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
Optional<TransformFunction> transform_function_from_string(StringView name)
{
)~~~");
)~~~"));
TRY(transforms_data.try_for_each_member([&](auto& name, auto&) -> ErrorOr<void> {
auto member_generator = TRY(generator.fork());
member_generator.set("name", name);
member_generator.set("name:titlecase", title_casify_transform_function(name));
member_generator.append(R"~~~(
TRY(member_generator.set("name", TRY(String::from_deprecated_string(name))));
TRY(member_generator.set("name:titlecase", TRY(title_casify_transform_function(name))));
TRY(member_generator.try_append(R"~~~(
if (name.equals_ignoring_ascii_case("@name@"sv))
return TransformFunction::@name:titlecase@;
)~~~");
)~~~"));
return {};
}));
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
return {};
}
)~~~");
)~~~"));
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
StringView to_string(TransformFunction transform_function)
{
switch (transform_function) {
)~~~");
)~~~"));
TRY(transforms_data.try_for_each_member([&](auto& name, auto&) -> ErrorOr<void> {
auto member_generator = TRY(generator.fork());
member_generator.set("name", name);
member_generator.set("name:titlecase", title_casify_transform_function(name));
member_generator.append(R"~~~(
TRY(member_generator.set("name", TRY(String::from_deprecated_string(name))));
TRY(member_generator.set("name:titlecase", TRY(title_casify_transform_function(name))));
TRY(member_generator.try_append(R"~~~(
case TransformFunction::@name:titlecase@:
return "@name@"sv;
)~~~");
)~~~"));
return {};
}));
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
default:
VERIFY_NOT_REACHED();
}
}
)~~~");
)~~~"));
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
TransformFunctionMetadata transform_function_metadata(TransformFunction transform_function)
{
switch (transform_function) {
)~~~");
)~~~"));
TRY(transforms_data.try_for_each_member([&](auto& name, auto& value) -> ErrorOr<void> {
VERIFY(value.is_object());
auto member_generator = TRY(generator.fork());
member_generator.set("name:titlecase", title_casify_transform_function(name));
member_generator.append(R"~~~(
TRY(member_generator.set("name:titlecase", TRY(title_casify_transform_function(name))));
TRY(member_generator.try_append(R"~~~(
case TransformFunction::@name:titlecase@:
return TransformFunctionMetadata {
.parameters = {)~~~");
.parameters = {)~~~"));
JsonArray const& parameters = value.as_object().get_array("parameters"sv).value();
bool first = true;
parameters.for_each([&](JsonValue const& value) {
TRY(parameters.try_for_each([&](JsonValue const& value) -> ErrorOr<void> {
GenericLexer lexer { value.as_object().get_deprecated_string("type"sv).value() };
VERIFY(lexer.consume_specific('<'));
auto parameter_type_name = lexer.consume_until('>');
@ -189,25 +189,26 @@ TransformFunctionMetadata transform_function_metadata(TransformFunction transfor
else
VERIFY_NOT_REACHED();
member_generator.append(first ? " "sv : ", "sv);
TRY(member_generator.try_append(first ? " "sv : ", "sv));
first = false;
member_generator.append(DeprecatedString::formatted("{{ TransformFunctionParameterType::{}, {}}}", parameter_type, value.as_object().get("required"sv)->to_deprecated_string()));
});
TRY(member_generator.try_append(TRY(String::formatted("{{ TransformFunctionParameterType::{}, {}}}", parameter_type, value.as_object().get("required"sv)->to_deprecated_string()))));
return {};
}));
member_generator.append(R"~~~( }
TRY(member_generator.try_append(R"~~~( }
};
)~~~");
)~~~"));
return {};
}));
generator.append(R"~~~(
TRY(generator.try_append(R"~~~(
default:
VERIFY_NOT_REACHED();
}
}
)~~~");
)~~~"));
generator.appendln("\n}");
TRY(generator.try_appendln("\n}"));
TRY(file.write_until_depleted(generator.as_string_view().bytes()));
return {};