Source/JavaScriptCore/runtime/IntlNumberFormatPrototype.cpp - WebKit - Git at Google

 /*
  * Copyright (C) 2015 Andy VanWagoner (andy@vanwagoner.family)
  * Copyright (C) 2016-2019 Apple Inc. All rights reserved.
  *
  * 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 "IntlNumberFormatPrototype.h"

 #if ENABLE(INTL)

 #include "BuiltinNames.h"
 #include "Error.h"
 #include "IntlNumberFormat.h"
 #include "JSBoundFunction.h"
 #include "JSCInlines.h"
 #include "JSObjectInlines.h"
 #include "Options.h"

 namespace JSC {

 static EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeGetterFormat(JSGlobalObject*, CallFrame*);
 #if HAVE(ICU_FORMAT_DOUBLE_FOR_FIELDS)
 static EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncFormatToParts(JSGlobalObject*, CallFrame*);
 #endif
 static EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncResolvedOptions(JSGlobalObject*, CallFrame*);

 }

 #include "IntlNumberFormatPrototype.lut.h"

 namespace JSC {

 const ClassInfo IntlNumberFormatPrototype::s_info = { "Object", &Base::s_info, &numberFormatPrototypeTable, nullptr, CREATE_METHOD_TABLE(IntlNumberFormatPrototype) };

 /* Source for IntlNumberFormatPrototype.lut.h
 @begin numberFormatPrototypeTable
   format           IntlNumberFormatPrototypeGetterFormat         DontEnum|Accessor
   resolvedOptions  IntlNumberFormatPrototypeFuncResolvedOptions  DontEnum|Function 0
 @end
 */

 IntlNumberFormatPrototype* IntlNumberFormatPrototype::create(VM& vm, JSGlobalObject* globalObject, Structure* structure)
 {
     IntlNumberFormatPrototype* object = new (NotNull, allocateCell<IntlNumberFormatPrototype>(vm.heap)) IntlNumberFormatPrototype(vm, structure);
     object->finishCreation(vm, globalObject, structure);
     return object;
 }

 Structure* IntlNumberFormatPrototype::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
 {
     return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
 }

 IntlNumberFormatPrototype::IntlNumberFormatPrototype(VM& vm, Structure* structure)
     : Base(vm, structure)
 {
 }

 void IntlNumberFormatPrototype::finishCreation(VM& vm, JSGlobalObject* globalObject, Structure*)
 {
     Base::finishCreation(vm);
 #if HAVE(ICU_FORMAT_DOUBLE_FOR_FIELDS)
     JSC_NATIVE_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->formatToParts, IntlNumberFormatPrototypeFuncFormatToParts, static_cast<unsigned>(PropertyAttribute::DontEnum), 1);
 #else
     UNUSED_PARAM(globalObject);
 #endif

     putDirectWithoutTransition(vm, vm.propertyNames->toStringTagSymbol, jsString(vm, "Object"), PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
 }

 static EncodedJSValue JSC_HOST_CALL IntlNumberFormatFuncFormatNumber(JSGlobalObject* globalObject, CallFrame* callFrame)
 {
     VM& vm = globalObject->vm();
     auto scope = DECLARE_THROW_SCOPE(vm);
     // 11.3.4 Format Number Functions (ECMA-402 2.0)
     // 1. Let nf be the this value.
     // 2. Assert: Type(nf) is Object and nf has an [[initializedNumberFormat]] internal slot whose value  true.
     IntlNumberFormat* numberFormat = jsCast<IntlNumberFormat*>(callFrame->thisValue());

     // 3. If value is not provided, let value be undefined.
     // 4. Let x be ToNumber(value).
     double number = callFrame->argument(0).toNumber(globalObject);
     // 5. ReturnIfAbrupt(x).
     RETURN_IF_EXCEPTION(scope, encodedJSValue());

     // 6. Return FormatNumber(nf, x).
     RELEASE_AND_RETURN(scope, JSValue::encode(numberFormat->formatNumber(globalObject, number)));
 }

 EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeGetterFormat(JSGlobalObject* globalObject, CallFrame* callFrame)
 {
     VM& vm = globalObject->vm();
     auto scope = DECLARE_THROW_SCOPE(vm);

     // 11.3.3 Intl.NumberFormat.prototype.format (ECMA-402 2.0)
     // 1. Let nf be this NumberFormat object.
     IntlNumberFormat* nf = jsDynamicCast<IntlNumberFormat*>(vm, callFrame->thisValue());

     // FIXME: Workaround to provide compatibility with ECMA-402 1.0 call/apply patterns.
     // https://bugs.webkit.org/show_bug.cgi?id=153679
     if (!nf) {
         JSValue value = callFrame->thisValue().get(globalObject, vm.propertyNames->builtinNames().intlSubstituteValuePrivateName());
         RETURN_IF_EXCEPTION(scope, encodedJSValue());
         nf = jsDynamicCast<IntlNumberFormat*>(vm, value);
     }

     if (!nf)
         return JSValue::encode(throwTypeError(globalObject, scope, "Intl.NumberFormat.prototype.format called on value that's not an object initialized as a NumberFormat"_s));

     JSBoundFunction* boundFormat = nf->boundFormat();
     // 2. If nf.[[boundFormat]] is undefined,
     if (!boundFormat) {
         JSGlobalObject* globalObject = nf->globalObject(vm);
         // a. Let F be a new built-in function object as defined in 11.3.4.
         // b. The value of F’s length property is 1.
         JSFunction* targetObject = JSFunction::create(vm, globalObject, 1, "format"_s, IntlNumberFormatFuncFormatNumber, NoIntrinsic);
         // c. Let bf be BoundFunctionCreate(F, «this value»).
         boundFormat = JSBoundFunction::create(vm, globalObject, targetObject, nf, nullptr, 1, "format"_s);
         RETURN_IF_EXCEPTION(scope, encodedJSValue());
         // d. Set nf.[[boundFormat]] to bf.
         nf->setBoundFormat(vm, boundFormat);
     }
     // 3. Return nf.[[boundFormat]].
     return JSValue::encode(boundFormat);
 }

 #if HAVE(ICU_FORMAT_DOUBLE_FOR_FIELDS)
 EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncFormatToParts(JSGlobalObject* globalObject, CallFrame* callFrame)
 {
     VM& vm = globalObject->vm();
     auto scope = DECLARE_THROW_SCOPE(vm);

     // Intl.NumberFormat.prototype.formatToParts (ECMA-402)
     // https://tc39.github.io/ecma402/#sec-intl.numberformat.prototype.formattoparts

     IntlNumberFormat* numberFormat = jsDynamicCast<IntlNumberFormat*>(vm, callFrame->thisValue());
     if (!numberFormat)
         return JSValue::encode(throwTypeError(globalObject, scope, "Intl.NumberFormat.prototype.formatToParts called on value that's not an object initialized as a NumberFormat"_s));

     double value = callFrame->argument(0).toNumber(globalObject);
     RETURN_IF_EXCEPTION(scope, encodedJSValue());

     RELEASE_AND_RETURN(scope, JSValue::encode(numberFormat->formatToParts(globalObject, value)));
 }
 #endif

 EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncResolvedOptions(JSGlobalObject* globalObject, CallFrame* callFrame)
 {
     VM& vm = globalObject->vm();
     auto scope = DECLARE_THROW_SCOPE(vm);

     // 11.3.5 Intl.NumberFormat.prototype.resolvedOptions() (ECMA-402 2.0)
     IntlNumberFormat* numberFormat = jsDynamicCast<IntlNumberFormat*>(vm, callFrame->thisValue());

     // FIXME: Workaround to provide compatibility with ECMA-402 1.0 call/apply patterns.
     // https://bugs.webkit.org/show_bug.cgi?id=153679
     if (!numberFormat) {
         JSValue value = callFrame->thisValue().get(globalObject, vm.propertyNames->builtinNames().intlSubstituteValuePrivateName());
         RETURN_IF_EXCEPTION(scope, encodedJSValue());
         numberFormat = jsDynamicCast<IntlNumberFormat*>(vm, value);
     }

     if (!numberFormat)
         return JSValue::encode(throwTypeError(globalObject, scope, "Intl.NumberFormat.prototype.resolvedOptions called on value that's not an object initialized as a NumberFormat"_s));

     RELEASE_AND_RETURN(scope, JSValue::encode(numberFormat->resolvedOptions(globalObject)));
 }

 } // namespace JSC

 #endif // ENABLE(INTL)
	/*
	* Copyright (C) 2015 Andy VanWagoner (andy@vanwagoner.family)
	* Copyright (C) 2016-2019 Apple Inc. All rights reserved.
	*
	* 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 "IntlNumberFormatPrototype.h"

	#if ENABLE(INTL)

	#include "BuiltinNames.h"
	#include "Error.h"
	#include "IntlNumberFormat.h"
	#include "JSBoundFunction.h"
	#include "JSCInlines.h"
	#include "JSObjectInlines.h"
	#include "Options.h"

	namespace JSC {

	static EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeGetterFormat(JSGlobalObject, CallFrame);
	#if HAVE(ICU_FORMAT_DOUBLE_FOR_FIELDS)
	static EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncFormatToParts(JSGlobalObject, CallFrame);
	#endif
	static EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncResolvedOptions(JSGlobalObject, CallFrame);

	}

	#include "IntlNumberFormatPrototype.lut.h"

	namespace JSC {

	const ClassInfo IntlNumberFormatPrototype::s_info = { "Object", &Base::s_info, &numberFormatPrototypeTable, nullptr, CREATE_METHOD_TABLE(IntlNumberFormatPrototype) };

	/* Source for IntlNumberFormatPrototype.lut.h
	@begin numberFormatPrototypeTable
	format IntlNumberFormatPrototypeGetterFormat DontEnum\|Accessor
	resolvedOptions IntlNumberFormatPrototypeFuncResolvedOptions DontEnum\|Function 0
	@end
	*/

	IntlNumberFormatPrototype* IntlNumberFormatPrototype::create(VM& vm, JSGlobalObject* globalObject, Structure* structure)
	{
	IntlNumberFormatPrototype* object = new (NotNull, allocateCell<IntlNumberFormatPrototype>(vm.heap)) IntlNumberFormatPrototype(vm, structure);
	object->finishCreation(vm, globalObject, structure);
	return object;
	}

	Structure* IntlNumberFormatPrototype::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
	{
	return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
	}

	IntlNumberFormatPrototype::IntlNumberFormatPrototype(VM& vm, Structure* structure)
	: Base(vm, structure)
	{
	}

	void IntlNumberFormatPrototype::finishCreation(VM& vm, JSGlobalObject* globalObject, Structure*)
	{
	Base::finishCreation(vm);
	#if HAVE(ICU_FORMAT_DOUBLE_FOR_FIELDS)
	JSC_NATIVE_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->formatToParts, IntlNumberFormatPrototypeFuncFormatToParts, static_cast<unsigned>(PropertyAttribute::DontEnum), 1);
	#else
	UNUSED_PARAM(globalObject);
	#endif

	putDirectWithoutTransition(vm, vm.propertyNames->toStringTagSymbol, jsString(vm, "Object"), PropertyAttribute::DontEnum \| PropertyAttribute::ReadOnly);
	}

	static EncodedJSValue JSC_HOST_CALL IntlNumberFormatFuncFormatNumber(JSGlobalObject* globalObject, CallFrame* callFrame)
	{
	VM& vm = globalObject->vm();
	auto scope = DECLARE_THROW_SCOPE(vm);
	// 11.3.4 Format Number Functions (ECMA-402 2.0)
	// 1. Let nf be the this value.
	// 2. Assert: Type(nf) is Object and nf has an [[initializedNumberFormat]] internal slot whose value true.
	IntlNumberFormat* numberFormat = jsCast<IntlNumberFormat*>(callFrame->thisValue());

	// 3. If value is not provided, let value be undefined.
	// 4. Let x be ToNumber(value).
	double number = callFrame->argument(0).toNumber(globalObject);
	// 5. ReturnIfAbrupt(x).
	RETURN_IF_EXCEPTION(scope, encodedJSValue());

	// 6. Return FormatNumber(nf, x).
	RELEASE_AND_RETURN(scope, JSValue::encode(numberFormat->formatNumber(globalObject, number)));
	}

	EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeGetterFormat(JSGlobalObject* globalObject, CallFrame* callFrame)
	{
	VM& vm = globalObject->vm();
	auto scope = DECLARE_THROW_SCOPE(vm);

	// 11.3.3 Intl.NumberFormat.prototype.format (ECMA-402 2.0)
	// 1. Let nf be this NumberFormat object.
	IntlNumberFormat* nf = jsDynamicCast<IntlNumberFormat*>(vm, callFrame->thisValue());

	// FIXME: Workaround to provide compatibility with ECMA-402 1.0 call/apply patterns.
	// https://bugs.webkit.org/show_bug.cgi?id=153679
	if (!nf) {
	JSValue value = callFrame->thisValue().get(globalObject, vm.propertyNames->builtinNames().intlSubstituteValuePrivateName());
	RETURN_IF_EXCEPTION(scope, encodedJSValue());
	nf = jsDynamicCast<IntlNumberFormat*>(vm, value);
	}

	if (!nf)
	return JSValue::encode(throwTypeError(globalObject, scope, "Intl.NumberFormat.prototype.format called on value that's not an object initialized as a NumberFormat"_s));

	JSBoundFunction* boundFormat = nf->boundFormat();
	// 2. If nf.[[boundFormat]] is undefined,
	if (!boundFormat) {
	JSGlobalObject* globalObject = nf->globalObject(vm);
	// a. Let F be a new built-in function object as defined in 11.3.4.
	// b. The value of F’s length property is 1.
	JSFunction* targetObject = JSFunction::create(vm, globalObject, 1, "format"_s, IntlNumberFormatFuncFormatNumber, NoIntrinsic);
	// c. Let bf be BoundFunctionCreate(F, «this value»).
	boundFormat = JSBoundFunction::create(vm, globalObject, targetObject, nf, nullptr, 1, "format"_s);
	RETURN_IF_EXCEPTION(scope, encodedJSValue());
	// d. Set nf.[[boundFormat]] to bf.
	nf->setBoundFormat(vm, boundFormat);
	}
	// 3. Return nf.[[boundFormat]].
	return JSValue::encode(boundFormat);
	}

	#if HAVE(ICU_FORMAT_DOUBLE_FOR_FIELDS)
	EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncFormatToParts(JSGlobalObject* globalObject, CallFrame* callFrame)
	{
	VM& vm = globalObject->vm();
	auto scope = DECLARE_THROW_SCOPE(vm);

	// Intl.NumberFormat.prototype.formatToParts (ECMA-402)
	// https://tc39.github.io/ecma402/#sec-intl.numberformat.prototype.formattoparts

	IntlNumberFormat* numberFormat = jsDynamicCast<IntlNumberFormat*>(vm, callFrame->thisValue());
	if (!numberFormat)
	return JSValue::encode(throwTypeError(globalObject, scope, "Intl.NumberFormat.prototype.formatToParts called on value that's not an object initialized as a NumberFormat"_s));

	double value = callFrame->argument(0).toNumber(globalObject);
	RETURN_IF_EXCEPTION(scope, encodedJSValue());

	RELEASE_AND_RETURN(scope, JSValue::encode(numberFormat->formatToParts(globalObject, value)));
	}
	#endif

	EncodedJSValue JSC_HOST_CALL IntlNumberFormatPrototypeFuncResolvedOptions(JSGlobalObject* globalObject, CallFrame* callFrame)
	{
	VM& vm = globalObject->vm();
	auto scope = DECLARE_THROW_SCOPE(vm);

	// 11.3.5 Intl.NumberFormat.prototype.resolvedOptions() (ECMA-402 2.0)
	IntlNumberFormat* numberFormat = jsDynamicCast<IntlNumberFormat*>(vm, callFrame->thisValue());

	// FIXME: Workaround to provide compatibility with ECMA-402 1.0 call/apply patterns.
	// https://bugs.webkit.org/show_bug.cgi?id=153679
	if (!numberFormat) {
	JSValue value = callFrame->thisValue().get(globalObject, vm.propertyNames->builtinNames().intlSubstituteValuePrivateName());
	RETURN_IF_EXCEPTION(scope, encodedJSValue());
	numberFormat = jsDynamicCast<IntlNumberFormat*>(vm, value);
	}

	if (!numberFormat)
	return JSValue::encode(throwTypeError(globalObject, scope, "Intl.NumberFormat.prototype.resolvedOptions called on value that's not an object initialized as a NumberFormat"_s));

	RELEASE_AND_RETURN(scope, JSValue::encode(numberFormat->resolvedOptions(globalObject)));
	}

	} // namespace JSC

	#endif // ENABLE(INTL)