make_event_factory.pl [plain text]
use strict;
use warnings;
use FindBin;
use lib "$FindBin::Bin/../bindings/scripts";
use InFilesCompiler;
my %defaultParameters = (
'namespace' => 0,
'factoryFunction' => 0,
'useNamespaceAsSuffix' => 0,
);
sub defaultItemFactory
{
return (
'interfaceName' => 0,
'conditional' => 0,
'runtimeEnabled' => 0
);
}
my $InCompiler = InFilesCompiler->new(\%defaultParameters, \&defaultItemFactory);
my $outputDir = $InCompiler->initializeFromCommandLine();
$InCompiler->compile(\&generateCode);
sub generateCode()
{
my $parsedParametersRef = shift;
my $parsedItemsRef = shift;
generateImplementation($parsedParametersRef, $parsedItemsRef);
$InCompiler->generateInterfacesHeader();
$InCompiler->generateHeadersHeader();
}
sub generateImplementation()
{
my $parsedParametersRef = shift;
my $parsedItemsRef = shift;
my %parsedEvents = %{ $parsedItemsRef };
my %parsedParameters = %{ $parsedParametersRef };
my $namespace = $parsedParameters{"namespace"};
my $factoryFunction = $parsedParameters{"factoryFunction"};
($factoryFunction eq "toJS" or $factoryFunction eq "toNewlyCreated") or die "factoryFunction should be either toJS or toNewlyCreated";
my $useNamespaceAsSuffix = $parsedParameters{"useNamespaceAsSuffix"};
my $F;
open F, ">", "$outputDir/${namespace}Factory.cpp" or die "Failed to open file: $!";
print F $InCompiler->license();
my $interfaceMethodName = lcfirst $namespace . "Interface";
print F "#include \"config.h\"\n";
print F "#include \"${namespace}Headers.h\"\n";
print F "\n";
print F "#include \"JSDOMGlobalObject.h\"\n";
print F "#include <JavaScriptCore/StructureInlines.h>\n";
print F "\n";
print F "namespace WebCore {\n";
print F "\n";
if ($factoryFunction eq "toNewlyCreated") {
print F "JSC::JSValue toJSNewlyCreated(JSC::ExecState*, JSDOMGlobalObject* globalObject, Ref<${namespace}>&& impl)\n";
print F "{\n";
print F " switch (impl->${interfaceMethodName}()) {\n";
} else {
print F "JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, ${namespace}& impl)\n";
print F "{\n";
print F " switch (impl.${interfaceMethodName}()) {\n";
}
my %generatedInterfaceNames = ();
for my $eventName (sort keys %parsedEvents) {
my $conditional = $parsedEvents{$eventName}{"conditional"};
my $runtimeEnabled = $parsedEvents{$eventName}{"runtimeEnabled"};
my $interfaceName = $InCompiler->interfaceForItem($eventName);
next if $generatedInterfaceNames{$interfaceName};
$generatedInterfaceNames{$interfaceName} = 1;
my $suffix = "";
if ($useNamespaceAsSuffix eq "true") {
$suffix = $namespace . $suffix;
}
if ($conditional) {
my $conditionals = "#if ENABLE(" . join(") || ENABLE(", split("\\|", $conditional)) . ")";
print F "$conditionals\n";
}
print F " case ${interfaceName}${suffix}InterfaceType:\n";
if ($factoryFunction eq "toNewlyCreated") {
print F " return createWrapper<$interfaceName$suffix>(globalObject, WTFMove(impl));\n";
} else {
print F " return toJS(state, globalObject, static_cast<$interfaceName&>(impl));\n";
}
print F "#endif\n" if $conditional;
}
print F " }\n";
if ($factoryFunction eq "toNewlyCreated") {
print F " return createWrapper<$namespace>(globalObject, WTFMove(impl));\n";
} else {
print F " ASSERT_NOT_REACHED();\n";
print F " return JSC::jsNull();\n";
}
print F "}\n";
print F "\n";
print F "} // namespace WebCore\n";
close F;
}