jscript: Added Array.isArray implementation.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2018-03-01 19:19:01 +01:00 committed by Alexandre Julliard
parent af5edf9504
commit 3bd3d559ce
3 changed files with 55 additions and 2 deletions

View File

@ -1079,6 +1079,24 @@ static const builtin_info_t ArrayInst_info = {
Array_on_put
};
/* ECMA-262 5.1 Edition 15.4.3.2 */
static HRESULT ArrayConstr_isArray(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
jsdisp_t *obj;
TRACE("\n");
if(!argc || !is_object_instance(argv[0])) {
if(r) *r = jsval_bool(FALSE);
return S_OK;
}
obj = iface_to_jsdisp(get_object(argv[0]));
if(r) *r = jsval_bool(obj && is_class(obj, JSCLASS_ARRAY));
if(obj) jsdisp_release(obj);
return S_OK;
}
static HRESULT ArrayConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
@ -1153,6 +1171,21 @@ static HRESULT alloc_array(script_ctx_t *ctx, jsdisp_t *object_prototype, ArrayI
return S_OK;
}
static const WCHAR isArrayW[] = {'i','s','A','r','r','a','y',0};
static const builtin_prop_t ArrayConstr_props[] = {
{isArrayW, ArrayConstr_isArray, PROPF_ES5|PROPF_METHOD|1}
};
static const builtin_info_t ArrayConstr_info = {
JSCLASS_FUNCTION,
DEFAULT_FUNCTION_VALUE,
sizeof(ArrayConstr_props)/sizeof(*ArrayConstr_props),
ArrayConstr_props,
NULL,
NULL
};
HRESULT create_array_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
{
ArrayInstance *array;
@ -1164,7 +1197,7 @@ HRESULT create_array_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdis
if(FAILED(hres))
return hres;
hres = create_builtin_constructor(ctx, ArrayConstr_value, ArrayW, NULL, PROPF_CONSTR|1, &array->dispex, ret);
hres = create_builtin_constructor(ctx, ArrayConstr_value, ArrayW, &ArrayConstr_info, PROPF_CONSTR|1, &array->dispex, ret);
jsdisp_release(&array->dispex);
return hres;

View File

@ -122,6 +122,7 @@ function test_javascript() {
test_exposed("JSON", g, v >= 8);
test_exposed("now", Date, true);
test_exposed("isArray", Array, v >= 9);
next_test();
}

View File

@ -27,6 +27,25 @@ function test_date_now() {
next_test();
}
function test_isArray() {
function expect_array(a, exr) {
var r = Array.isArray(a);
ok(r === exr, "isArray returned " + r + " expected " + exr);
}
expect_array([1], true);
expect_array(Array, false);
expect_array(new Array(), true);
expect_array({"1": 1, "2": 2, length: 2}, false);
function C() {}
C.prototype = Array.prototype;
expect_array(new C(), false);
next_test();
}
var tests = [
test_date_now
test_date_now,
test_isArray
];