webkitgtk-2.10.2webkitgtk-2.10.2

1 files changed, 122 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/runtime/IntlCollator.cpp b/Source/JavaScriptCore/runtime/IntlCollator.cpp
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+++ b/Source/JavaScriptCore/runtime/IntlCollator.cpp
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+/*
+ * Copyright (C) 2015 Andy VanWagoner (thetalecrafter@gmail.com)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "IntlCollator.h"
+
+#if ENABLE(INTL)
+
+#include "Error.h"
+#include "IntlCollatorConstructor.h"
+#include "IntlObject.h"
+#include "JSBoundFunction.h"
+#include "JSCJSValueInlines.h"
+#include "JSCellInlines.h"
+#include "SlotVisitorInlines.h"
+#include "StructureInlines.h"
+
+namespace JSC {
+
+const ClassInfo IntlCollator::s_info = { "Object", &Base::s_info, 0, CREATE_METHOD_TABLE(IntlCollator) };
+
+IntlCollator* IntlCollator::create(VM& vm, IntlCollatorConstructor* constructor)
+{
+    IntlCollator* format = new (NotNull, allocateCell<IntlCollator>(vm.heap)) IntlCollator(vm, constructor->collatorStructure());
+    format->finishCreation(vm);
+    return format;
+}
+
+Structure* IntlCollator::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
+{
+    return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
+}
+
+IntlCollator::IntlCollator(VM& vm, Structure* structure)
+    : JSDestructibleObject(vm, structure)
+{
+}
+
+void IntlCollator::finishCreation(VM& vm)
+{
+    Base::finishCreation(vm);
+    ASSERT(inherits(info()));
+}
+
+void IntlCollator::destroy(JSCell* cell)
+{
+    static_cast<IntlCollator*>(cell)->IntlCollator::~IntlCollator();
+}
+
+void IntlCollator::visitChildren(JSCell* cell, SlotVisitor& visitor)
+{
+    IntlCollator* thisObject = jsCast<IntlCollator*>(cell);
+    ASSERT_GC_OBJECT_INHERITS(thisObject, info());
+
+    Base::visitChildren(thisObject, visitor);
+
+    visitor.append(&thisObject->m_boundCompare);
+}
+
+void IntlCollator::setBoundCompare(VM& vm, JSBoundFunction* format)
+{
+    m_boundCompare.set(vm, this, format);
+}
+
+EncodedJSValue JSC_HOST_CALL IntlCollatorFuncCompare(ExecState* exec)
+{
+    // 10.3.4 Collator Compare Functions (ECMA-402 2.0)
+    // 1. Let collator be the this value.
+    IntlCollator* collator = jsDynamicCast<IntlCollator*>(exec->thisValue());
+
+    // 2. Assert: Type(collator) is Object and collator has an [[initializedCollator]] internal slot whose value is true.
+    if (!collator)
+        return JSValue::encode(throwTypeError(exec));
+
+    // 3. If x is not provided, let x be undefined.
+    // 4. If y is not provided, let y be undefined.
+    // 5. Let X be ToString(x).
+    JSString* a = exec->argument(0).toString(exec);
+    // 6. ReturnIfAbrupt(X).
+    if (exec->hadException())
+        return JSValue::encode(jsUndefined());
+
+    // 7. Let Y be ToString(y).
+    JSString* b = exec->argument(1).toString(exec);
+    // 8. ReturnIfAbrupt(Y).
+    if (exec->hadException())
+        return JSValue::encode(jsUndefined());
+
+    // 9. Return CompareStrings(collator, X, Y).
+
+    // 10.3.4 CompareStrings abstract operation (ECMA-402 2.0)
+    // FIXME: Implement CompareStrings.
+
+    // Return simple check until properly implemented.
+    return JSValue::encode(jsNumber(codePointCompare(a->value(exec).impl(), b->value(exec).impl())));
+}
+
+} // namespace JSC
+
+#endif // ENABLE(INTL)