Source/bindings/scripts/deprecated_code_generator_v8.pm - Issue 22687002: Treat non-callable input as null for EventHandler attributes

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Unified Diff: Source/bindings/scripts/deprecated_code_generator_v8.pm

Issue 22687002: Treat non-callable input as null for EventHandler attributes (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Take Kentaro's feedback into consideration Created 7 years, 4 months ago

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« LayoutTests/fast/html/eventhandler-attribute-non-callable.html ('K') | « LayoutTests/fast/html/eventhandler-attribute-non-callable-expected.txt ('k') | Source/bindings/tests/results/V8TestObject.cpp » ('j') | Source/bindings/v8/V8EventListener.cpp » ('J')
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Index: Source/bindings/scripts/deprecated_code_generator_v8.pm

diff --git a/Source/bindings/scripts/deprecated_code_generator_v8.pm b/Source/bindings/scripts/deprecated_code_generator_v8.pm

index ce077eefbe1f6408512706df8333bc54ee016185..65f721b924d2848c8709f84a183d08cd68c92cb9 100644

--- a/Source/bindings/scripts/deprecated_code_generator_v8.pm

+++ b/Source/bindings/scripts/deprecated_code_generator_v8.pm

@@ -1852,6 +1852,9 @@ END

if ($attribute->type eq "EventHandler") {

my $implSetterFunctionName = FirstLetterToUpperCase($attrName);

AddToImplIncludes("bindings/v8/V8AbstractEventListener.h");

+ # Non callable input should be treated as null

+ $code .= " if (!value->IsNull() && !value->IsFunction())\n";

+ $code .= " value = v8::Null(info.GetIsolate());\n";

if (!InheritsInterface($interface, "Node")) {

my $attrImplName = GetImplName($attribute);

$code .= " transferHiddenDependency(info.Holder(), imp->${attrImplName}(isolatedWorldForIsolate(info.GetIsolate())), value, ${v8ClassName}::eventListenerCacheIndex, info.GetIsolate());\n";