bindings: Add support for nested union types

third_party/WebKit/Source/bindings/tests/results/core/DoubleOrStringOrDoubleOrStringSequence.cpp

Index: third_party/WebKit/Source/bindings/tests/results/core/DoubleOrStringOrDoubleOrStringSequence.cpp
diff --git a/third_party/WebKit/Source/bindings/tests/results/core/DoubleOrStringOrDoubleOrStringSequence.cpp b/third_party/WebKit/Source/bindings/tests/results/core/DoubleOrStringOrDoubleOrStringSequence.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..d7cc2ad3d06d7a17ce8439fa87b5f7b5feabb9ad
--- /dev/null
+++ b/third_party/WebKit/Source/bindings/tests/results/core/DoubleOrStringOrDoubleOrStringSequence.cpp
@@ -0,0 +1,135 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// This file has been auto-generated by code_generator_v8.py.
+// DO NOT MODIFY!
+
+// This file has been generated from the Jinja2 template in
+// third_party/WebKit/Source/bindings/templates/union_container.cpp.tmpl
+
+// clang-format off
+#include "DoubleOrStringOrDoubleOrStringSequence.h"
+
+#include "bindings/core/v8/IDLTypes.h"
+#include "bindings/core/v8/NativeValueTraitsImpl.h"
+#include "bindings/core/v8/ToV8.h"
+
+namespace blink {
+
+DoubleOrStringOrDoubleOrStringSequence::DoubleOrStringOrDoubleOrStringSequence() : m_type(SpecificTypeNone) {}
+
+double DoubleOrStringOrDoubleOrStringSequence::getAsDouble() const {
+  DCHECK(isDouble());
+  return m_double;
+}
+
+void DoubleOrStringOrDoubleOrStringSequence::setDouble(double value) {
+  DCHECK(isNull());
+  m_double = value;
+  m_type = SpecificTypeDouble;
+}
+
+DoubleOrStringOrDoubleOrStringSequence DoubleOrStringOrDoubleOrStringSequence::fromDouble(double value) {
+  DoubleOrStringOrDoubleOrStringSequence container;
+  container.setDouble(value);
+  return container;
+}
+
+const HeapVector<DoubleOrString>& DoubleOrStringOrDoubleOrStringSequence::getAsDoubleOrStringSequence() const {
+  DCHECK(isDoubleOrStringSequence());
+  return m_doubleOrStringSequence;
+}
+
+void DoubleOrStringOrDoubleOrStringSequence::setDoubleOrStringSequence(const HeapVector<DoubleOrString>& value) {
+  DCHECK(isNull());
+  m_doubleOrStringSequence = value;
+  m_type = SpecificTypeDoubleOrStringSequence;
+}
+
+DoubleOrStringOrDoubleOrStringSequence DoubleOrStringOrDoubleOrStringSequence::fromDoubleOrStringSequence(const HeapVector<DoubleOrString>& value) {
+  DoubleOrStringOrDoubleOrStringSequence container;
+  container.setDoubleOrStringSequence(value);
+  return container;
+}
+
+String DoubleOrStringOrDoubleOrStringSequence::getAsString() const {
+  DCHECK(isString());
+  return m_string;
+}
+
+void DoubleOrStringOrDoubleOrStringSequence::setString(String value) {
+  DCHECK(isNull());
+  m_string = value;
+  m_type = SpecificTypeString;
+}
+
+DoubleOrStringOrDoubleOrStringSequence DoubleOrStringOrDoubleOrStringSequence::fromString(String value) {
+  DoubleOrStringOrDoubleOrStringSequence container;
+  container.setString(value);
+  return container;
+}
+
+DoubleOrStringOrDoubleOrStringSequence::DoubleOrStringOrDoubleOrStringSequence(const DoubleOrStringOrDoubleOrStringSequence&) = default;
+DoubleOrStringOrDoubleOrStringSequence::~DoubleOrStringOrDoubleOrStringSequence() = default;
+DoubleOrStringOrDoubleOrStringSequence& DoubleOrStringOrDoubleOrStringSequence::operator=(const DoubleOrStringOrDoubleOrStringSequence&) = default;
+
+DEFINE_TRACE(DoubleOrStringOrDoubleOrStringSequence) {
+  visitor->trace(m_doubleOrStringSequence);
+}
+
+void V8DoubleOrStringOrDoubleOrStringSequence::toImpl(v8::Isolate* isolate, v8::Local<v8::Value> v8Value, DoubleOrStringOrDoubleOrStringSequence& impl, UnionTypeConversionMode conversionMode, ExceptionState& exceptionState) {
+  if (v8Value.IsEmpty())
+    return;
+
+  if (conversionMode == UnionTypeConversionMode::Nullable && isUndefinedOrNull(v8Value))
+    return;
+
+  if (v8Value->IsArray()) {
+    HeapVector<DoubleOrString> cppValue = toImplArray<HeapVector<DoubleOrString>>(v8Value, 0, isolate, exceptionState);
+    if (exceptionState.hadException())
+      return;
+    impl.setDoubleOrStringSequence(cppValue);
+    return;
+  }
+
+  if (v8Value->IsNumber()) {
+    double cppValue = NativeValueTraits<IDLDouble>::nativeValue(isolate, v8Value, exceptionState);
+    if (exceptionState.hadException())
+      return;
+    impl.setDouble(cppValue);
+    return;
+  }
+
+  {
+    V8StringResource<> cppValue = v8Value;
+    if (!cppValue.prepare(exceptionState))
+      return;
+    impl.setString(cppValue);
+    return;
+  }
+}
+
+v8::Local<v8::Value> ToV8(const DoubleOrStringOrDoubleOrStringSequence& impl, v8::Local<v8::Object> creationContext, v8::Isolate* isolate) {
+  switch (impl.m_type) {
+    case DoubleOrStringOrDoubleOrStringSequence::SpecificTypeNone:
+      return v8::Null(isolate);
+    case DoubleOrStringOrDoubleOrStringSequence::SpecificTypeDouble:
+      return v8::Number::New(isolate, impl.getAsDouble());
+    case DoubleOrStringOrDoubleOrStringSequence::SpecificTypeDoubleOrStringSequence:
+      return ToV8(impl.getAsDoubleOrStringSequence(), creationContext, isolate);
+    case DoubleOrStringOrDoubleOrStringSequence::SpecificTypeString:
+      return v8String(isolate, impl.getAsString());
+    default:
+      NOTREACHED();
+  }
+  return v8::Local<v8::Value>();
+}
+
+DoubleOrStringOrDoubleOrStringSequence NativeValueTraits<DoubleOrStringOrDoubleOrStringSequence>::nativeValue(v8::Isolate* isolate, v8::Local<v8::Value> value, ExceptionState& exceptionState) {
+  DoubleOrStringOrDoubleOrStringSequence impl;
+  V8DoubleOrStringOrDoubleOrStringSequence::toImpl(isolate, value, impl, UnionTypeConversionMode::NotNullable, exceptionState);
+  return impl;
+}
+
+}  // namespace blink