2 * Copyright 2008 Jacek Caban for CodeWeavers
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #include "wine/port.h"
26 #include "wine/debug.h"
28 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
36 static const WCHAR lengthW[] = {'l','e','n','g','t','h',0};
37 static const WCHAR concatW[] = {'c','o','n','c','a','t',0};
38 static const WCHAR joinW[] = {'j','o','i','n',0};
39 static const WCHAR popW[] = {'p','o','p',0};
40 static const WCHAR pushW[] = {'p','u','s','h',0};
41 static const WCHAR reverseW[] = {'r','e','v','e','r','s','e',0};
42 static const WCHAR shiftW[] = {'s','h','i','f','t',0};
43 static const WCHAR sliceW[] = {'s','l','i','c','e',0};
44 static const WCHAR sortW[] = {'s','o','r','t',0};
45 static const WCHAR spliceW[] = {'s','p','l','i','c','e',0};
46 static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
47 static const WCHAR toLocaleStringW[] = {'t','o','L','o','c','a','l','e','S','t','r','i','n','g',0};
48 static const WCHAR unshiftW[] = {'u','n','s','h','i','f','t',0};
50 static const WCHAR default_separatorW[] = {',',0};
52 static inline ArrayInstance *array_from_vdisp(vdisp_t *vdisp)
54 return (ArrayInstance*)vdisp->u.jsdisp;
57 static inline ArrayInstance *array_this(vdisp_t *jsthis)
59 return is_vclass(jsthis, JSCLASS_ARRAY) ? array_from_vdisp(jsthis) : NULL;
62 static HRESULT get_length(script_ctx_t *ctx, vdisp_t *vdisp, jsexcept_t *ei, jsdisp_t **jsthis, DWORD *ret)
68 array = array_this(vdisp);
70 *jsthis = &array->dispex;
76 return throw_type_error(ctx, ei, JS_E_JSCRIPT_EXPECTED, NULL);
78 hres = jsdisp_propget_name(vdisp->u.jsdisp, lengthW, &var, ei);
82 hres = to_uint32(ctx, &var, ei, ret);
87 *jsthis = vdisp->u.jsdisp;
91 static HRESULT set_length(jsdisp_t *obj, jsexcept_t *ei, DWORD length)
95 if(is_class(obj, JSCLASS_ARRAY)) {
96 ((ArrayInstance*)obj)->length = length;
100 num_set_int(&var, length);
101 return jsdisp_propput_name(obj, lengthW, &var, ei);
104 static WCHAR *idx_to_str(DWORD idx, WCHAR *ptr)
112 *ptr-- = '0' + (idx%10);
119 static HRESULT Array_length(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, VARIANT *argv,
120 VARIANT *retv, jsexcept_t *ei)
122 ArrayInstance *This = array_from_vdisp(jsthis);
124 TRACE("%p %d\n", This, This->length);
127 case DISPATCH_PROPERTYGET:
128 num_set_int(retv, This->length);
130 case DISPATCH_PROPERTYPUT: {
135 hres = to_number(ctx, argv, ei, &len);
141 return throw_range_error(ctx, ei, JS_E_INVALID_LENGTH, NULL);
143 for(i=len; i<This->length; i++) {
144 hres = jsdisp_delete_idx(&This->dispex, i);
153 FIXME("unimplemented flags %x\n", flags);
160 static HRESULT concat_array(jsdisp_t *array, ArrayInstance *obj, DWORD *len, jsexcept_t *ei)
166 for(i=0; i < obj->length; i++) {
167 hres = jsdisp_get_idx(&obj->dispex, i, &var, ei);
168 if(hres == DISP_E_UNKNOWNNAME)
173 hres = jsdisp_propput_idx(array, *len+i, &var, ei);
183 static HRESULT concat_obj(jsdisp_t *array, IDispatch *obj, DWORD *len, jsexcept_t *ei)
189 jsobj = iface_to_jsdisp((IUnknown*)obj);
191 if(is_class(jsobj, JSCLASS_ARRAY)) {
192 hres = concat_array(array, (ArrayInstance*)jsobj, len, ei);
193 jsdisp_release(jsobj);
196 jsdisp_release(jsobj);
199 V_VT(&var) = VT_DISPATCH;
200 V_DISPATCH(&var) = obj;
201 return jsdisp_propput_idx(array, (*len)++, &var, ei);
204 static HRESULT Array_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, VARIANT *argv,
205 VARIANT *retv, jsexcept_t *ei)
213 hres = create_array(ctx, 0, &ret);
217 hres = concat_obj(ret, jsthis->u.disp, &len, ei);
218 if(SUCCEEDED(hres)) {
222 for(i=0; i < argc; i++) {
224 if(V_VT(arg) == VT_DISPATCH)
225 hres = concat_obj(ret, V_DISPATCH(arg), &len, ei);
227 hres = jsdisp_propput_idx(ret, len++, arg, ei);
237 var_set_jsdisp(retv, ret);
243 static HRESULT array_join(script_ctx_t *ctx, jsdisp_t *array, DWORD length, const WCHAR *sep, VARIANT *retv, jsexcept_t *ei)
245 BSTR *str_tab, ret = NULL;
248 HRESULT hres = E_FAIL;
252 V_VT(retv) = VT_BSTR;
253 V_BSTR(retv) = SysAllocStringLen(NULL, 0);
255 return E_OUTOFMEMORY;
260 str_tab = heap_alloc_zero(length * sizeof(BSTR));
262 return E_OUTOFMEMORY;
264 for(i=0; i < length; i++) {
265 hres = jsdisp_get_idx(array, i, &var, ei);
266 if(hres == DISP_E_UNKNOWNNAME) {
269 } else if(FAILED(hres))
272 if(V_VT(&var) != VT_EMPTY && V_VT(&var) != VT_NULL)
273 hres = to_string(ctx, &var, ei, str_tab+i);
279 if(SUCCEEDED(hres)) {
280 DWORD seplen = 0, len = 0;
283 seplen = strlenW(sep);
286 len = SysStringLen(str_tab[0]);
287 for(i=1; i < length; i++)
288 len += seplen + SysStringLen(str_tab[i]);
290 ret = SysAllocStringLen(NULL, len);
295 tmplen = SysStringLen(str_tab[0]);
296 memcpy(ret, str_tab[0], tmplen*sizeof(WCHAR));
300 for(i=1; i < length; i++) {
302 memcpy(ptr, sep, seplen*sizeof(WCHAR));
307 tmplen = SysStringLen(str_tab[i]);
308 memcpy(ptr, str_tab[i], tmplen*sizeof(WCHAR));
314 hres = E_OUTOFMEMORY;
318 for(i=0; i < length; i++)
319 SysFreeString(str_tab[i]);
324 TRACE("= %s\n", debugstr_w(ret));
328 ret = SysAllocStringLen(NULL, 0);
330 return E_OUTOFMEMORY;
333 V_VT(retv) = VT_BSTR;
342 /* ECMA-262 3rd Edition 15.4.4.5 */
343 static HRESULT Array_join(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
344 VARIANT *retv, jsexcept_t *ei)
352 hres = get_length(ctx, vthis, ei, &jsthis, &length);
359 hres = to_string(ctx, argv, ei, &sep);
363 hres = array_join(ctx, jsthis, length, sep, retv, ei);
367 hres = array_join(ctx, jsthis, length, default_separatorW, retv, ei);
373 static HRESULT Array_pop(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
374 VARIANT *retv, jsexcept_t *ei)
383 hres = get_length(ctx, vthis, ei, &jsthis, &length);
388 hres = set_length(jsthis, ei, 0);
393 V_VT(retv) = VT_EMPTY;
398 hres = jsdisp_get_idx(jsthis, length, &val, ei);
399 if(SUCCEEDED(hres)) {
400 hres = jsdisp_delete_idx(jsthis, length);
401 } else if(hres == DISP_E_UNKNOWNNAME) {
402 V_VT(&val) = VT_EMPTY;
408 hres = set_length(jsthis, ei, length);
423 /* ECMA-262 3rd Edition 15.4.4.7 */
424 static HRESULT Array_push(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
425 VARIANT *retv, jsexcept_t *ei)
434 hres = get_length(ctx, vthis, ei, &jsthis, &length);
438 for(i=0; i < argc; i++) {
439 hres = jsdisp_propput_idx(jsthis, length+i, argv+i, ei);
444 hres = set_length(jsthis, ei, length+argc);
449 num_set_int(retv, length+argc);
453 static HRESULT Array_reverse(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
454 VARIANT *retv, jsexcept_t *ei)
459 HRESULT hres1, hres2;
463 hres1 = get_length(ctx, vthis, ei, &jsthis, &length);
467 for(k=0; k<length/2; k++) {
470 hres1 = jsdisp_get_idx(jsthis, k, &v1, ei);
471 if(FAILED(hres1) && hres1!=DISP_E_UNKNOWNNAME)
474 hres2 = jsdisp_get_idx(jsthis, l, &v2, ei);
475 if(FAILED(hres2) && hres2!=DISP_E_UNKNOWNNAME) {
480 if(hres1 == DISP_E_UNKNOWNNAME)
481 hres1 = jsdisp_delete_idx(jsthis, l);
483 hres1 = jsdisp_propput_idx(jsthis, l, &v1, ei);
491 if(hres2 == DISP_E_UNKNOWNNAME)
492 hres2 = jsdisp_delete_idx(jsthis, k);
494 hres2 = jsdisp_propput_idx(jsthis, k, &v2, ei);
503 jsdisp_addref(jsthis);
504 var_set_jsdisp(retv, jsthis);
510 /* ECMA-262 3rd Edition 15.4.4.9 */
511 static HRESULT Array_shift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
512 VARIANT *retv, jsexcept_t *ei)
521 hres = get_length(ctx, vthis, ei, &jsthis, &length);
526 hres = set_length(jsthis, ei, 0);
533 V_VT(retv) = VT_EMPTY;
537 hres = jsdisp_get_idx(jsthis, 0, &ret, ei);
538 if(hres == DISP_E_UNKNOWNNAME) {
539 V_VT(&ret) = VT_EMPTY;
543 for(i=1; SUCCEEDED(hres) && i<length; i++) {
544 hres = jsdisp_get_idx(jsthis, i, &v, ei);
545 if(hres == DISP_E_UNKNOWNNAME)
546 hres = jsdisp_delete_idx(jsthis, i-1);
547 else if(SUCCEEDED(hres))
548 hres = jsdisp_propput_idx(jsthis, i-1, &v, ei);
551 if(SUCCEEDED(hres)) {
552 hres = jsdisp_delete_idx(jsthis, length-1);
554 hres = set_length(jsthis, ei, length-1);
557 if(SUCCEEDED(hres) && retv)
564 /* ECMA-262 3rd Edition 15.4.4.10 */
565 static HRESULT Array_slice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
566 VARIANT *retv, jsexcept_t *ei)
568 jsdisp_t *arr, *jsthis;
570 DWORD length, start, end, idx;
575 hres = get_length(ctx, vthis, ei, &jsthis, &length);
580 hres = to_number(ctx, argv, ei, &range);
584 range = floor(range);
585 if(-range>length || isnan(range)) start = 0;
586 else if(range < 0) start = range+length;
587 else if(range <= length) start = range;
593 hres = to_number(ctx, argv+1, ei, &range);
597 range = floor(range);
598 if(-range>length) end = 0;
599 else if(range < 0) end = range+length;
600 else if(range <= length) end = range;
605 hres = create_array(ctx, (end>start)?end-start:0, &arr);
609 for(idx=start; idx<end; idx++) {
612 hres = jsdisp_get_idx(jsthis, idx, &v, ei);
613 if(hres == DISP_E_UNKNOWNNAME)
616 if(SUCCEEDED(hres)) {
617 hres = jsdisp_propput_idx(arr, idx-start, &v, ei);
628 var_set_jsdisp(retv, arr);
635 static HRESULT sort_cmp(script_ctx_t *ctx, jsdisp_t *cmp_func, VARIANT *v1, VARIANT *v2, jsexcept_t *ei, INT *cmp)
647 hres = jsdisp_call_value(cmp_func, NULL, DISPATCH_METHOD, 2, args, &res, ei);
651 hres = to_number(ctx, &res, ei, &n);
658 *cmp = n > 0.0 ? 1 : -1;
659 }else if(V_VT(v1) == VT_EMPTY) {
660 *cmp = V_VT(v2) == VT_EMPTY ? 0 : 1;
661 }else if(V_VT(v2) == VT_EMPTY) {
663 }else if(is_num_vt(V_VT(v1)) && is_num_vt(V_VT(v2))) {
664 DOUBLE d = num_val(v1)-num_val(v2);
668 *cmp = d < -0.0 ? -1 : 0;
672 hres = to_string(ctx, v1, ei, &x);
676 hres = to_string(ctx, v2, ei, &y);
677 if(SUCCEEDED(hres)) {
678 *cmp = strcmpW(x, y);
689 /* ECMA-262 3rd Edition 15.4.4.11 */
690 static HRESULT Array_sort(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
691 VARIANT *retv, jsexcept_t *ei)
693 jsdisp_t *jsthis, *cmp_func = NULL;
694 VARIANT *vtab, **sorttab = NULL;
701 hres = get_length(ctx, vthis, ei, &jsthis, &length);
706 WARN("invalid arg_cnt %d\n", argc);
711 if(V_VT(argv) != VT_DISPATCH) {
712 WARN("arg is not dispatch\n");
717 cmp_func = iface_to_jsdisp((IUnknown*)V_DISPATCH(argv));
718 if(!cmp_func || !is_class(cmp_func, JSCLASS_FUNCTION)) {
719 WARN("cmp_func is not a function\n");
721 jsdisp_release(cmp_func);
728 jsdisp_release(cmp_func);
730 jsdisp_addref(jsthis);
731 var_set_jsdisp(retv, jsthis);
736 vtab = heap_alloc_zero(length * sizeof(VARIANT));
738 for(i=0; i<length; i++) {
739 hres = jsdisp_get_idx(jsthis, i, vtab+i, ei);
740 if(hres == DISP_E_UNKNOWNNAME) {
741 V_VT(vtab+i) = VT_EMPTY;
743 } else if(FAILED(hres)) {
744 WARN("Could not get elem %d: %08x\n", i, hres);
749 hres = E_OUTOFMEMORY;
752 if(SUCCEEDED(hres)) {
753 sorttab = heap_alloc(length*2*sizeof(VARIANT*));
755 hres = E_OUTOFMEMORY;
759 if(SUCCEEDED(hres)) {
760 VARIANT *tmpv, **tmpbuf;
763 tmpbuf = sorttab + length;
764 for(i=0; i < length; i++)
767 for(i=0; i < length/2; i++) {
768 hres = sort_cmp(ctx, cmp_func, sorttab[2*i+1], sorttab[2*i], ei, &cmp);
774 sorttab[2*i] = sorttab[2*i+1];
775 sorttab[2*i+1] = tmpv;
779 if(SUCCEEDED(hres)) {
782 for(k=2; k < length; k *= 2) {
783 for(i=0; i+k < length; i += 2*k) {
788 bend = length - (i+k);
790 memcpy(tmpbuf, sorttab+i, k*sizeof(VARIANT*));
792 while(a < k && b < bend) {
793 hres = sort_cmp(ctx, cmp_func, tmpbuf[a], sorttab[i+k+b], ei, &cmp);
798 sorttab[i+a+b] = tmpbuf[a];
801 sorttab[i+a+b] = sorttab[i+k+b];
810 memcpy(sorttab+i+a+b, tmpbuf+a, (k-a)*sizeof(VARIANT*));
818 for(i=0; SUCCEEDED(hres) && i < length; i++)
819 hres = jsdisp_propput_idx(jsthis, i, sorttab[i], ei);
823 for(i=0; i < length; i++)
824 VariantClear(vtab+i);
829 jsdisp_release(cmp_func);
835 jsdisp_addref(jsthis);
836 var_set_jsdisp(retv, jsthis);
842 /* ECMA-262 3rd Edition 15.4.4.12 */
843 static HRESULT Array_splice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
844 VARIANT *retv, jsexcept_t *ei)
846 DWORD length, start=0, delete_cnt=0, i, add_args = 0;
847 jsdisp_t *ret_array = NULL, *jsthis;
855 hres = get_length(ctx, vthis, ei, &jsthis, &length);
860 hres = to_integer(ctx, argv, ei, &d);
866 start = min(n, length);
868 start = -n > length ? 0 : length + n;
870 start = d < 0.0 ? 0 : length;
875 hres = to_integer(ctx, argv+1, ei, &d);
881 delete_cnt = min(n, length-start);
883 delete_cnt = length-start;
890 hres = create_array(ctx, 0, &ret_array);
894 for(i=0; SUCCEEDED(hres) && i < delete_cnt; i++) {
895 hres = jsdisp_get_idx(jsthis, start+i, &v, ei);
896 if(hres == DISP_E_UNKNOWNNAME)
898 else if(SUCCEEDED(hres))
899 hres = jsdisp_propput_idx(ret_array, i, &v, ei);
902 if(SUCCEEDED(hres)) {
903 num_set_int(&v, delete_cnt);
904 hres = jsdisp_propput_name(ret_array, lengthW, &v, ei);
908 if(add_args < delete_cnt) {
909 for(i = start; SUCCEEDED(hres) && i < length-delete_cnt; i++) {
910 hres = jsdisp_get_idx(jsthis, i+delete_cnt, &v, ei);
911 if(hres == DISP_E_UNKNOWNNAME)
912 hres = jsdisp_delete_idx(jsthis, i+add_args);
913 else if(SUCCEEDED(hres))
914 hres = jsdisp_propput_idx(jsthis, i+add_args, &v, ei);
917 for(i=length; SUCCEEDED(hres) && i != length-delete_cnt+add_args; i--)
918 hres = jsdisp_delete_idx(jsthis, i-1);
919 }else if(add_args > delete_cnt) {
920 for(i=length-delete_cnt; SUCCEEDED(hres) && i != start; i--) {
921 hres = jsdisp_get_idx(jsthis, i+delete_cnt-1, &v, ei);
922 if(hres == DISP_E_UNKNOWNNAME)
923 hres = jsdisp_delete_idx(jsthis, i+add_args-1);
924 else if(SUCCEEDED(hres))
925 hres = jsdisp_propput_idx(jsthis, i+add_args-1, &v, ei);
929 for(i=0; SUCCEEDED(hres) && i < add_args; i++)
930 hres = jsdisp_propput_idx(jsthis, start+i, argv+i+2, ei);
932 if(SUCCEEDED(hres)) {
933 num_set_int(&v, length-delete_cnt+add_args);
934 hres = jsdisp_propput_name(jsthis, lengthW, &v, ei);
939 jsdisp_release(ret_array);
944 var_set_jsdisp(retv, ret_array);
948 /* ECMA-262 3rd Edition 15.4.4.2 */
949 static HRESULT Array_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, VARIANT *argv,
950 VARIANT *retv, jsexcept_t *ei)
952 ArrayInstance *array;
956 array = array_this(jsthis);
958 return throw_type_error(ctx, ei, JS_E_ARRAY_EXPECTED, NULL);
960 return array_join(ctx, &array->dispex, array->length, default_separatorW, retv, ei);
963 static HRESULT Array_toLocaleString(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
964 VARIANT *retv, jsexcept_t *ei)
970 /* ECMA-262 3rd Edition 15.4.4.13 */
971 static HRESULT Array_unshift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
972 VARIANT *retv, jsexcept_t *ei)
975 WCHAR buf[14], *buf_end, *str;
983 hres = get_length(ctx, vthis, ei, &jsthis, &length);
988 buf_end = buf + sizeof(buf)/sizeof(WCHAR)-1;
993 str = idx_to_str(i, buf_end);
995 hres = jsdisp_get_id(jsthis, str, 0, &id);
996 if(SUCCEEDED(hres)) {
997 hres = jsdisp_propget(jsthis, id, &var, ei);
1001 hres = jsdisp_propput_idx(jsthis, i+argc, &var, ei);
1003 }else if(hres == DISP_E_UNKNOWNNAME) {
1004 hres = IDispatchEx_DeleteMemberByDispID(vthis->u.dispex, id);
1012 for(i=0; i<argc; i++) {
1013 hres = jsdisp_propput_idx(jsthis, i, argv+i, ei);
1020 hres = set_length(jsthis, ei, length);
1026 if(ctx->version < 2)
1027 V_VT(retv) = VT_EMPTY;
1029 num_set_int(retv, length);
1034 static HRESULT Array_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, VARIANT *argv,
1035 VARIANT *retv, jsexcept_t *ei)
1041 return throw_type_error(ctx, ei, JS_E_FUNCTION_EXPECTED, NULL);
1042 case INVOKE_PROPERTYGET:
1043 return array_join(ctx, jsthis->u.jsdisp, array_from_vdisp(jsthis)->length, default_separatorW, retv, ei);
1045 FIXME("unimplemented flags %x\n", flags);
1052 static void Array_destructor(jsdisp_t *dispex)
1057 static void Array_on_put(jsdisp_t *dispex, const WCHAR *name)
1059 ArrayInstance *array = (ArrayInstance*)dispex;
1060 const WCHAR *ptr = name;
1066 while(*ptr && isdigitW(*ptr)) {
1067 id = id*10 + (*ptr-'0');
1074 if(id >= array->length)
1075 array->length = id+1;
1078 static const builtin_prop_t Array_props[] = {
1079 {concatW, Array_concat, PROPF_METHOD|1},
1080 {joinW, Array_join, PROPF_METHOD|1},
1081 {lengthW, Array_length, 0},
1082 {popW, Array_pop, PROPF_METHOD},
1083 {pushW, Array_push, PROPF_METHOD|1},
1084 {reverseW, Array_reverse, PROPF_METHOD},
1085 {shiftW, Array_shift, PROPF_METHOD},
1086 {sliceW, Array_slice, PROPF_METHOD|2},
1087 {sortW, Array_sort, PROPF_METHOD|1},
1088 {spliceW, Array_splice, PROPF_METHOD|2},
1089 {toLocaleStringW, Array_toLocaleString, PROPF_METHOD},
1090 {toStringW, Array_toString, PROPF_METHOD},
1091 {unshiftW, Array_unshift, PROPF_METHOD|1},
1094 static const builtin_info_t Array_info = {
1096 {NULL, Array_value, 0},
1097 sizeof(Array_props)/sizeof(*Array_props),
1103 static const builtin_prop_t ArrayInst_props[] = {
1104 {lengthW, Array_length, 0}
1107 static const builtin_info_t ArrayInst_info = {
1109 {NULL, Array_value, 0},
1110 sizeof(ArrayInst_props)/sizeof(*ArrayInst_props),
1116 static HRESULT ArrayConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, VARIANT *argv,
1117 VARIANT *retv, jsexcept_t *ei)
1126 case DISPATCH_METHOD:
1127 case DISPATCH_CONSTRUCT: {
1128 if(argc == 1 && V_VT(argv) == VT_I4) {
1130 return throw_range_error(ctx, ei, JS_E_INVALID_LENGTH, NULL);
1132 hres = create_array(ctx, V_I4(argv), &obj);
1136 var_set_jsdisp(retv, obj);
1140 hres = create_array(ctx, argc, &obj);
1144 for(i=0; i < argc; i++) {
1145 hres = jsdisp_propput_idx(obj, i, argv+i, ei);
1150 jsdisp_release(obj);
1154 var_set_jsdisp(retv, obj);
1158 FIXME("unimplemented flags: %x\n", flags);
1165 static HRESULT alloc_array(script_ctx_t *ctx, jsdisp_t *object_prototype, ArrayInstance **ret)
1167 ArrayInstance *array;
1170 array = heap_alloc_zero(sizeof(ArrayInstance));
1172 return E_OUTOFMEMORY;
1174 if(object_prototype)
1175 hres = init_dispex(&array->dispex, ctx, &Array_info, object_prototype);
1177 hres = init_dispex_from_constr(&array->dispex, ctx, &ArrayInst_info, ctx->array_constr);
1188 HRESULT create_array_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
1190 ArrayInstance *array;
1193 static const WCHAR ArrayW[] = {'A','r','r','a','y',0};
1195 hres = alloc_array(ctx, object_prototype, &array);
1199 hres = create_builtin_constructor(ctx, ArrayConstr_value, ArrayW, NULL, PROPF_CONSTR|1, &array->dispex, ret);
1201 jsdisp_release(&array->dispex);
1205 HRESULT create_array(script_ctx_t *ctx, DWORD length, jsdisp_t **ret)
1207 ArrayInstance *array;
1210 hres = alloc_array(ctx, NULL, &array);
1214 array->length = length;
1216 *ret = &array->dispex;