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Retain object identity on JS-side 'return this'

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This commit is contained in:
Stefan Siegl 2016-03-25 22:15:05 +01:00
parent 21c8bd2288
commit 93b1118fe8
2 changed files with 54 additions and 2 deletions
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44
tests/return_this_001.phpt Normal file
View File

@ -0,0 +1,44 @@
--TEST--
Test V8::executeString() : return this (aka fluent setters, JS-side)
--SKIPIF--
<?php require_once(dirname(__FILE__) . '/skipif.inc'); ?>
--FILE--
<?php
$js = <<<EOJS
function Bar() {
}
Bar.prototype.setFoo = function(value) {
this.foo = value;
return this;
}
Bar.prototype.setBar = function(value) {
this.bar = value;
return this;
}
theBar = new Bar();
(theBar);
EOJS;
$v8 = new V8Js();
$bar = $v8->executeString($js);
$ret = $bar->setFoo(23)->setBar(42);
var_dump($bar === $ret);
$v8->executeString('var_dump(theBar);');
?>
===EOF===
--EXPECTF--
bool(true)
object(Bar)#%d (2) {
["foo"] =>
int(23)
["bar"] =>
int(42)
}
===EOF===

12
v8js_v8object_class.cc
View File

@ -297,7 +297,7 @@ static int v8js_v8object_call_method(char *method, INTERNAL_FUNCTION_PARAMETERS)
zend_get_parameters_array_ex(argc, argv);
}
std::function< v8::Local<v8::Value>(v8::Isolate *) > v8_call = [obj, method, argc, argv TSRMLS_CC](v8::Isolate *isolate) {
std::function< v8::Local<v8::Value>(v8::Isolate *) > v8_call = [obj, method, argc, argv, object, &return_value TSRMLS_CC](v8::Isolate *isolate) {
int i = 0;
v8::Local<v8::String> method_name = V8JS_SYML(method, strlen(method));
@ -328,7 +328,15 @@ static int v8js_v8object_call_method(char *method, INTERNAL_FUNCTION_PARAMETERS)
jsArgv[i] = v8::Local<v8::Value>::New(isolate, zval_to_v8js(*argv[i], isolate TSRMLS_CC));
}
return cb->Call(thisObj, argc, jsArgv);
v8::Local<v8::Value> result = cb->Call(thisObj, argc, jsArgv);
if (obj->std.ce == php_ce_v8object && result->StrictEquals(thisObj)) {
/* JS code did "return this", retain object identity */
RETVAL_ZVAL(object, 1, 0);
result.Clear();
}
return result;
};
v8js_v8_call(obj->ctx, &return_value, obj->flags, obj->ctx->time_limit, obj->ctx->memory_limit, v8_call TSRMLS_CC);