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			96 lines
		
	
	
	
		
			5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			96 lines
		
	
	
	
		
			5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2020, Linus Groh <mail@linusgroh.de>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #include <LibJS/Runtime/Error.h>
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| #include <LibJS/Runtime/ErrorConstructor.h>
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| #include <LibJS/Runtime/GlobalObject.h>
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| 
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| namespace JS {
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| 
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| ErrorConstructor::ErrorConstructor(GlobalObject& global_object)
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|     : NativeFunction("Error", *global_object.function_prototype())
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| {
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| }
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| 
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| void ErrorConstructor::initialize(GlobalObject& global_object)
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| {
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|     NativeFunction::initialize(global_object);
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|     define_property("prototype", global_object.error_prototype(), 0);
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|     define_property("length", Value(1), Attribute::Configurable);
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| }
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| 
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| ErrorConstructor::~ErrorConstructor()
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| {
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| }
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| 
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| Value ErrorConstructor::call()
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| {
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|     return construct(*this);
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| }
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| 
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| Value ErrorConstructor::construct(Function&)
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| {
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|     auto& vm = this->vm();
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|     String message = "";
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|     if (!vm.call_frame().arguments.is_empty() && !vm.call_frame().arguments[0].is_undefined()) {
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|         message = vm.call_frame().arguments[0].to_string(global_object());
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|         if (vm.exception())
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|             return {};
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|     }
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|     return Error::create(global_object(), "Error", message);
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| }
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| 
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| #define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName)                            \
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|     ConstructorName::ConstructorName(GlobalObject& global_object)                                        \
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|         : NativeFunction(*global_object.function_prototype())                                            \
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|     {                                                                                                    \
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|     }                                                                                                    \
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|     void ConstructorName::initialize(GlobalObject& global_object)                                        \
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|     {                                                                                                    \
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|         NativeFunction::initialize(global_object);                                                       \
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|         define_property("prototype", global_object.snake_name##_prototype(), 0);                         \
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|         define_property("length", Value(1), Attribute::Configurable);                                    \
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|     }                                                                                                    \
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|     ConstructorName::~ConstructorName() { }                                                              \
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|     Value ConstructorName::call()                                                                        \
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|     {                                                                                                    \
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|         return construct(*this);                                                                         \
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|     }                                                                                                    \
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|     Value ConstructorName::construct(Function&)                                                          \
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|     {                                                                                                    \
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|         String message = "";                                                                             \
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|         if (!vm().call_frame().arguments.is_empty() && !vm().call_frame().arguments[0].is_undefined()) { \
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|             message = vm().call_frame().arguments[0].to_string(global_object());                         \
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|             if (vm().exception())                                                                        \
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|                 return {};                                                                               \
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|         }                                                                                                \
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|         return ClassName::create(global_object(), message);                                              \
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|     }
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| 
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| JS_ENUMERATE_ERROR_SUBCLASSES
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| #undef __JS_ENUMERATE
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| 
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| }
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