diff options
Diffstat (limited to 'src/3rdparty/v8/src/proxy.js')
| -rw-r--r-- | src/3rdparty/v8/src/proxy.js | 194 |
1 files changed, 0 insertions, 194 deletions
diff --git a/src/3rdparty/v8/src/proxy.js b/src/3rdparty/v8/src/proxy.js deleted file mode 100644 index 53a3572..0000000 --- a/src/3rdparty/v8/src/proxy.js +++ /dev/null @@ -1,194 +0,0 @@ -// Copyright 2011 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * 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. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT -// OWNER OR 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. - -"use strict"; - -global.Proxy = new $Object(); - -var $Proxy = global.Proxy - -function ProxyCreate(handler, proto) { - if (!IS_SPEC_OBJECT(handler)) - throw MakeTypeError("handler_non_object", ["create"]) - if (IS_UNDEFINED(proto)) - proto = null - else if (!(IS_SPEC_OBJECT(proto) || proto === null)) - throw MakeTypeError("proto_non_object", ["create"]) - return %CreateJSProxy(handler, proto) -} - -function ProxyCreateFunction(handler, callTrap, constructTrap) { - if (!IS_SPEC_OBJECT(handler)) - throw MakeTypeError("handler_non_object", ["create"]) - if (!IS_SPEC_FUNCTION(callTrap)) - throw MakeTypeError("trap_function_expected", ["createFunction", "call"]) - if (IS_UNDEFINED(constructTrap)) { - constructTrap = DerivedConstructTrap(callTrap) - } else if (IS_SPEC_FUNCTION(constructTrap)) { - // Make sure the trap receives 'undefined' as this. - var construct = constructTrap - constructTrap = function() { - return %Apply(construct, void 0, arguments, 0, %_ArgumentsLength()); - } - } else { - throw MakeTypeError("trap_function_expected", - ["createFunction", "construct"]) - } - return %CreateJSFunctionProxy( - handler, callTrap, constructTrap, $Function.prototype) -} - -%CheckIsBootstrapping() -InstallFunctions($Proxy, DONT_ENUM, [ - "create", ProxyCreate, - "createFunction", ProxyCreateFunction -]) - - -//////////////////////////////////////////////////////////////////////////////// -// Builtins -//////////////////////////////////////////////////////////////////////////////// - -function DerivedConstructTrap(callTrap) { - return function() { - var proto = this.prototype - if (!IS_SPEC_OBJECT(proto)) proto = $Object.prototype - var obj = new $Object() - obj.__proto__ = proto - var result = %Apply(callTrap, obj, arguments, 0, %_ArgumentsLength()); - return IS_SPEC_OBJECT(result) ? result : obj - } -} - -function DelegateCallAndConstruct(callTrap, constructTrap) { - return function() { - return %Apply(%_IsConstructCall() ? constructTrap : callTrap, - this, arguments, 0, %_ArgumentsLength()) - } -} - -function DerivedGetTrap(receiver, name) { - var desc = this.getPropertyDescriptor(name) - if (IS_UNDEFINED(desc)) { return desc } - if ('value' in desc) { - return desc.value - } else { - if (IS_UNDEFINED(desc.get)) { return desc.get } - // The proposal says: desc.get.call(receiver) - return %_CallFunction(receiver, desc.get) - } -} - -function DerivedSetTrap(receiver, name, val) { - var desc = this.getOwnPropertyDescriptor(name) - if (desc) { - if ('writable' in desc) { - if (desc.writable) { - desc.value = val - this.defineProperty(name, desc) - return true - } else { - return false - } - } else { // accessor - if (desc.set) { - // The proposal says: desc.set.call(receiver, val) - %_CallFunction(receiver, val, desc.set) - return true - } else { - return false - } - } - } - desc = this.getPropertyDescriptor(name) - if (desc) { - if ('writable' in desc) { - if (desc.writable) { - // fall through - } else { - return false - } - } else { // accessor - if (desc.set) { - // The proposal says: desc.set.call(receiver, val) - %_CallFunction(receiver, val, desc.set) - return true - } else { - return false - } - } - } - this.defineProperty(name, { - value: val, - writable: true, - enumerable: true, - configurable: true}); - return true; -} - -function DerivedHasTrap(name) { - return !!this.getPropertyDescriptor(name) -} - -function DerivedHasOwnTrap(name) { - return !!this.getOwnPropertyDescriptor(name) -} - -function DerivedKeysTrap() { - var names = this.getOwnPropertyNames() - var enumerableNames = [] - for (var i = 0, count = 0; i < names.length; ++i) { - var name = names[i] - var desc = this.getOwnPropertyDescriptor(TO_STRING_INLINE(name)) - if (!IS_UNDEFINED(desc) && desc.enumerable) { - enumerableNames[count++] = names[i] - } - } - return enumerableNames -} - -function DerivedEnumerateTrap() { - var names = this.getPropertyNames() - var enumerableNames = [] - for (var i = 0, count = 0; i < names.length; ++i) { - var name = names[i] - var desc = this.getPropertyDescriptor(TO_STRING_INLINE(name)) - if (!IS_UNDEFINED(desc) && desc.enumerable) { - enumerableNames[count++] = names[i] - } - } - return enumerableNames -} - -function ProxyEnumerate(proxy) { - var handler = %GetHandler(proxy) - if (IS_UNDEFINED(handler.enumerate)) { - return %Apply(DerivedEnumerateTrap, handler, [], 0, 0) - } else { - return ToStringArray(handler.enumerate(), "enumerate") - } -} |