static HRESULT RegExpConstr_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
TRACE("\n");
switch(flags) {
case DISPATCH_METHOD:
if(argc) {
if(is_object_instance(argv[0])) {
jsdisp_t *jsdisp = iface_to_jsdisp((IUnknown*)get_object(argv[0]));
if(jsdisp) {
if(is_class(jsdisp, JSCLASS_REGEXP)) {
if(argc > 1 && !is_undefined(argv[1])) {
jsdisp_release(jsdisp);
return throw_regexp_error(ctx, JS_E_REGEXP_SYNTAX, NULL);
}
if(r)
*r = jsval_obj(jsdisp);
else
jsdisp_release(jsdisp);
return S_OK;
}
jsdisp_release(jsdisp);
}
}
}
/* fall through */
case DISPATCH_CONSTRUCT: {
jsdisp_t *ret;
HRESULT hres;
if(!argc) {
FIXME("no args\n");
return E_NOTIMPL;
}
hres = create_regexp_var(ctx, argv[0], argc > 1 ? argv+1 : NULL, &ret);
if(FAILED(hres))
return hres;
if(r)
*r = jsval_obj(ret);
else
jsdisp_release(ret);
return S_OK;
}
default:
FIXME("unimplemented flags: %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT ArrayConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *obj;
DWORD i;
HRESULT hres;
TRACE("\n");
switch(flags) {
case DISPATCH_METHOD:
case DISPATCH_CONSTRUCT: {
if(argc == 1 && is_number(argv[0])) {
double n = get_number(argv[0]);
if(n < 0 || !is_int32(n))
return throw_range_error(ctx, JS_E_INVALID_LENGTH, NULL);
hres = create_array(ctx, n, &obj);
if(FAILED(hres))
return hres;
*r = jsval_obj(obj);
return S_OK;
}
hres = create_array(ctx, argc, &obj);
if(FAILED(hres))
return hres;
for(i=0; i < argc; i++) {
hres = jsdisp_propput_idx(obj, i, argv[i]);
if(FAILED(hres))
break;
}
if(FAILED(hres)) {
jsdisp_release(obj);
return hres;
}
*r = jsval_obj(obj);
break;
}
default:
FIXME("unimplemented flags: %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT maybe_to_primitive(script_ctx_t *ctx, jsval_t val, jsval_t *r)
{
jsdisp_t *obj;
HRESULT hres;
if(!is_object_instance(val) || !get_object(val) || !(obj = iface_to_jsdisp((IUnknown*)get_object(val))))
return jsval_copy(val, r);
if(is_class(obj, JSCLASS_NUMBER)) {
double n;
hres = to_number(ctx, val, &n);
jsdisp_release(obj);
if(SUCCEEDED(hres))
*r = jsval_number(n);
return hres;
}
if(is_class(obj, JSCLASS_STRING)) {
jsstr_t *str;
hres = to_string(ctx, val, &str);
jsdisp_release(obj);
if(SUCCEEDED(hres))
*r = jsval_string(str);
return hres;
}
if(is_class(obj, JSCLASS_BOOLEAN)) {
*r = jsval_bool(bool_obj_value(obj));
jsdisp_release(obj);
return S_OK;
}
*r = jsval_obj(obj);
return S_OK;
}
static HRESULT invoke_source(script_ctx_t *ctx, FunctionInstance *function, IDispatch *this_obj, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *var_disp, *arg_disp;
exec_ctx_t *exec_ctx;
scope_chain_t *scope;
HRESULT hres;
if(ctx->state == SCRIPTSTATE_UNINITIALIZED || ctx->state == SCRIPTSTATE_CLOSED) {
WARN("Script engine state does not allow running code.\n");
return E_UNEXPECTED;
}
if(!function->func_code) {
FIXME("no source\n");
return E_FAIL;
}
hres = create_var_disp(ctx, function, argc, argv, &var_disp);
if(FAILED(hres))
return hres;
hres = create_arguments(ctx, function, var_disp, argc, argv, &arg_disp);
if(FAILED(hres)) {
jsdisp_release(var_disp);
return hres;
}
hres = jsdisp_propput(var_disp, argumentsW, PROPF_DONTDELETE, jsval_obj(arg_disp));
if(FAILED(hres)) {
jsdisp_release(arg_disp);
jsdisp_release(var_disp);
return hres;
}
hres = scope_push(function->scope_chain, var_disp, to_disp(var_disp), &scope);
if(SUCCEEDED(hres)) {
hres = create_exec_ctx(ctx, this_obj, var_disp, scope, FALSE, &exec_ctx);
scope_release(scope);
if(SUCCEEDED(hres)) {
jsdisp_t *prev_args;
prev_args = function->arguments;
function->arguments = arg_disp;
hres = exec_source(exec_ctx, function->code, function->func_code, FALSE, r);
function->arguments = prev_args;
exec_release(exec_ctx);
}
}
/* Reset arguments value to cut the reference cycle. Note that since all activation contexts have
* their own arguments property, it's impossible to use prototype's one during name lookup */
jsdisp_propput_name(var_disp, argumentsW, jsval_undefined());
jsdisp_release(arg_disp);
jsdisp_release(var_disp);
return hres;
}
static HRESULT throw_error(script_ctx_t *ctx, HRESULT error, const WCHAR *str, jsdisp_t *constr)
{
WCHAR buf[1024], *pos = NULL;
jsdisp_t *err;
jsstr_t *msg;
HRESULT hres;
if(!is_jscript_error(error))
return error;
buf[0] = '\0';
LoadStringW(jscript_hinstance, HRESULT_CODE(error), buf, sizeof(buf)/sizeof(WCHAR));
if(str) pos = strchrW(buf, '|');
if(pos) {
int len = strlenW(str);
memmove(pos+len, pos+1, (strlenW(pos+1)+1)*sizeof(WCHAR));
memcpy(pos, str, len*sizeof(WCHAR));
}
WARN("%s\n", debugstr_w(buf));
msg = jsstr_alloc(buf);
if(!msg)
return E_OUTOFMEMORY;
hres = create_error(ctx, constr, error, msg, &err);
jsstr_release(msg);
if(FAILED(hres))
return hres;
jsval_release(ctx->ei.val);
ctx->ei.val = jsval_obj(err);
return error;
}
static HRESULT EnumeratorConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *obj;
HRESULT hres;
TRACE("\n");
switch(flags) {
case DISPATCH_CONSTRUCT: {
if (argc > 1)
return throw_syntax_error(ctx, JS_E_INVALIDARG, NULL);
hres = create_enumerator(ctx, (argc == 1) ? &argv[0] : 0, &obj);
if(FAILED(hres))
return hres;
*r = jsval_obj(obj);
break;
}
default:
FIXME("unimplemented flags: %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT invoke_constructor(script_ctx_t *ctx, FunctionInstance *function, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *this_obj;
jsval_t var;
HRESULT hres;
hres = create_object(ctx, &function->dispex, &this_obj);
if(FAILED(hres))
return hres;
hres = invoke_source(ctx, function, to_disp(this_obj), argc, argv, &var);
if(FAILED(hres)) {
jsdisp_release(this_obj);
return hres;
}
if(is_object_instance(var)) {
jsdisp_release(this_obj);
*r = var;
}else {
jsval_release(var);
*r = jsval_obj(this_obj);
}
return S_OK;
}
static HRESULT constructor_call(jsdisp_t *constr, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
if(flags != DISPATCH_PROPERTYGET)
return jsdisp_call_value(constr, NULL, flags, argc, argv, r);
*r = jsval_obj(jsdisp_addref(constr));
return S_OK;
}
static HRESULT Function_get_arguments(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t *r)
{
FunctionInstance *function = function_from_jsdisp(jsthis);
TRACE("\n");
*r = function->arguments ? jsval_obj(jsdisp_addref(function->arguments)) : jsval_null();
return S_OK;
}
static HRESULT VBArray_toArray(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
VBArrayInstance *vbarray;
jsdisp_t *array;
jsval_t val;
VARIANT *v;
int i, size = 1, ubound, lbound;
HRESULT hres;
TRACE("\n");
vbarray = vbarray_this(vthis);
if(!vbarray)
return throw_type_error(ctx, JS_E_VBARRAY_EXPECTED, NULL);
for(i=1; i<=SafeArrayGetDim(vbarray->safearray); i++) {
SafeArrayGetLBound(vbarray->safearray, i, &lbound);
SafeArrayGetUBound(vbarray->safearray, i, &ubound);
size *= ubound-lbound+1;
}
hres = SafeArrayAccessData(vbarray->safearray, (void**)&v);
if(FAILED(hres))
return hres;
hres = create_array(ctx, 0, &array);
if(FAILED(hres)) {
SafeArrayUnaccessData(vbarray->safearray);
return hres;
}
for(i=0; i<size; i++) {
hres = variant_to_jsval(v, &val);
if(SUCCEEDED(hres)) {
hres = jsdisp_propput_idx(array, i, val);
jsval_release(val);
}
if(FAILED(hres)) {
SafeArrayUnaccessData(vbarray->safearray);
jsdisp_release(array);
return hres;
}
v++;
}
SafeArrayUnaccessData(vbarray->safearray);
if(r)
*r = jsval_obj(array);
else
jsdisp_release(array);
return S_OK;
}
static HRESULT Array_reverse(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *jsthis;
DWORD length, k, l;
jsval_t v1, v2;
HRESULT hres1, hres2;
TRACE("\n");
hres1 = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres1))
return hres1;
for(k=0; k<length/2; k++) {
l = length-k-1;
hres1 = jsdisp_get_idx(jsthis, k, &v1);
if(FAILED(hres1) && hres1!=DISP_E_UNKNOWNNAME)
return hres1;
hres2 = jsdisp_get_idx(jsthis, l, &v2);
if(FAILED(hres2) && hres2!=DISP_E_UNKNOWNNAME) {
jsval_release(v1);
return hres2;
}
if(hres1 == DISP_E_UNKNOWNNAME)
hres1 = jsdisp_delete_idx(jsthis, l);
else
hres1 = jsdisp_propput_idx(jsthis, l, v1);
if(FAILED(hres1)) {
jsval_release(v1);
jsval_release(v2);
return hres1;
}
if(hres2 == DISP_E_UNKNOWNNAME)
hres2 = jsdisp_delete_idx(jsthis, k);
else
hres2 = jsdisp_propput_idx(jsthis, k, v2);
if(FAILED(hres2)) {
jsval_release(v2);
return hres2;
}
}
if(r)
*r = jsval_obj(jsdisp_addref(jsthis));
return S_OK;
}
static HRESULT invoke_source(script_ctx_t *ctx, FunctionInstance *function, IDispatch *this_obj, unsigned argc, jsval_t *argv,
BOOL is_constructor, BOOL caller_execs_source, jsval_t *r)
{
jsdisp_t *var_disp, *arg_disp;
scope_chain_t *scope;
HRESULT hres;
if(ctx->state == SCRIPTSTATE_UNINITIALIZED || ctx->state == SCRIPTSTATE_CLOSED) {
WARN("Script engine state does not allow running code.\n");
return E_UNEXPECTED;
}
if(!function->func_code) {
FIXME("no source\n");
return E_FAIL;
}
hres = create_var_disp(ctx, function, argc, argv, &var_disp);
if(FAILED(hres))
return hres;
hres = create_arguments(ctx, function, var_disp, argc, argv, &arg_disp);
if(FAILED(hres)) {
jsdisp_release(var_disp);
return hres;
}
hres = jsdisp_propput(var_disp, argumentsW, PROPF_DONTDELETE, jsval_obj(arg_disp));
if(FAILED(hres)) {
jsdisp_release(arg_disp);
jsdisp_release(var_disp);
return hres;
}
hres = scope_push(function->scope_chain, var_disp, to_disp(var_disp), &scope);
if(SUCCEEDED(hres)) {
DWORD exec_flags = 0;
if(caller_execs_source)
exec_flags |= EXEC_RETURN_TO_INTERP;
if(is_constructor)
exec_flags |= EXEC_CONSTRUCTOR;
hres = exec_source(ctx, exec_flags, function->code, function->func_code, scope, this_obj,
&function->dispex, var_disp, arg_disp, r);
scope_release(scope);
}
jsdisp_release(arg_disp);
jsdisp_release(var_disp);
return hres;
}
static HRESULT error_constr(script_ctx_t *ctx, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r, jsdisp_t *constr) {
jsdisp_t *err;
UINT num = 0;
jsstr_t *msg = NULL;
HRESULT hres;
if(argc) {
double n;
hres = to_number(ctx, argv[0], &n);
if(FAILED(hres)) /* FIXME: really? */
n = NAN;
if(isnan(n))
hres = to_string(ctx, argv[0], &msg);
if(FAILED(hres))
return hres;
num = n;
}
if(!msg) {
if(argc > 1) {
hres = to_string(ctx, argv[1], &msg);
if(FAILED(hres))
return hres;
}else {
msg = jsstr_empty();
}
}
switch(flags) {
case INVOKE_FUNC:
case DISPATCH_CONSTRUCT:
hres = create_error(ctx, constr, num, msg, &err);
jsstr_release(msg);
if(FAILED(hres))
return hres;
if(r)
*r = jsval_obj(err);
else
jsdisp_release(err);
return S_OK;
default:
if(msg)
jsstr_release(msg);
FIXME("unimplemented flags %x\n", flags);
return E_NOTIMPL;
}
}
static HRESULT NumberConstr_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
double n;
HRESULT hres;
TRACE("\n");
switch(flags) {
case INVOKE_FUNC:
if(!argc) {
if(r)
*r = jsval_number(0);
return S_OK;
}
hres = to_number(ctx, argv[0], &n);
if(FAILED(hres))
return hres;
if(r)
*r = jsval_number(n);
break;
case DISPATCH_CONSTRUCT: {
jsdisp_t *obj;
if(argc) {
hres = to_number(ctx, argv[0], &n);
if(FAILED(hres))
return hres;
} else {
n = 0;
}
hres = create_number(ctx, n, &obj);
if(FAILED(hres))
return hres;
*r = jsval_obj(obj);
break;
}
default:
FIXME("unimplemented flags %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT StringConstr_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
HRESULT hres;
TRACE("\n");
switch(flags) {
case INVOKE_FUNC: {
jsstr_t *str;
if(argc) {
hres = to_string(ctx, argv[0], &str);
if(FAILED(hres))
return hres;
} else {
str = jsstr_empty();
}
*r = jsval_string(str);
break;
}
case DISPATCH_CONSTRUCT: {
jsstr_t *str;
jsdisp_t *ret;
if(argc) {
hres = to_string(ctx, argv[0], &str);
if(FAILED(hres))
return hres;
} else {
str = jsstr_empty();
}
hres = create_string(ctx, str, &ret);
if (SUCCEEDED(hres)) *r = jsval_obj(ret);
jsstr_release(str);
return hres;
}
default:
FIXME("unimplemented flags: %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT Function_get_arguments(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t *r)
{
FunctionInstance *function = function_from_jsdisp(jsthis);
call_frame_t *frame;
TRACE("\n");
for(frame = ctx->call_ctx; frame; frame = frame->prev_frame) {
if(frame->function_instance == &function->dispex) {
*r = jsval_obj(jsdisp_addref(frame->arguments_obj));
return S_OK;
}
}
*r = jsval_null();
return S_OK;
}
static HRESULT create_var_disp(script_ctx_t *ctx, FunctionInstance *function, jsdisp_t *arg_disp,
unsigned argc, jsval_t *argv, jsdisp_t **ret)
{
jsdisp_t *var_disp;
HRESULT hres;
hres = create_dispex(ctx, NULL, NULL, &var_disp);
if(FAILED(hres))
return hres;
hres = jsdisp_propput_name(var_disp, argumentsW, jsval_obj(arg_disp));
if(SUCCEEDED(hres))
hres = init_parameters(var_disp, function, argc, argv);
if(FAILED(hres)) {
jsdisp_release(var_disp);
return hres;
}
*ret = var_disp;
return S_OK;
}
static HRESULT Array_forEach(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsval_t value, args[3], res;
jsdisp_t *jsthis;
unsigned length, i;
HRESULT hres;
TRACE("\n");
/* FIXME: Check IsCallable */
if(argc != 1 || !is_object_instance(argv[0])) {
FIXME("Unsupported arguments\n");
return E_NOTIMPL;
}
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
for(i = 0; i < length; i++) {
hres = jsdisp_get_idx(jsthis, i, &value);
if(hres == DISP_E_UNKNOWNNAME)
continue;
if(FAILED(hres))
return hres;
args[0] = value;
args[1] = jsval_number(i);
args[2] = jsval_obj(jsthis);
hres = disp_call_value(ctx, get_object(argv[0]), NULL, DISPATCH_METHOD, ARRAY_SIZE(args), args, &res);
jsval_release(value);
if(FAILED(hres))
return hres;
jsval_release(res);
}
if(r) *r = jsval_undefined();
return S_OK;
}
static HRESULT VBArrayConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
VBArrayInstance *vbarray;
HRESULT hres;
TRACE("\n");
switch(flags) {
case DISPATCH_METHOD:
if(argc<1 || !is_variant(argv[0]) || V_VT(get_variant(argv[0])) != (VT_ARRAY|VT_VARIANT))
return throw_type_error(ctx, JS_E_VBARRAY_EXPECTED, NULL);
return jsval_copy(argv[0], r);
case DISPATCH_CONSTRUCT:
if(argc<1 || !is_variant(argv[0]) || V_VT(get_variant(argv[0])) != (VT_ARRAY|VT_VARIANT))
return throw_type_error(ctx, JS_E_VBARRAY_EXPECTED, NULL);
hres = alloc_vbarray(ctx, NULL, &vbarray);
if(FAILED(hres))
return hres;
hres = SafeArrayCopy(V_ARRAY(get_variant(argv[0])), &vbarray->safearray);
if(FAILED(hres)) {
jsdisp_release(&vbarray->dispex);
return hres;
}
*r = jsval_obj(&vbarray->dispex);
break;
default:
FIXME("unimplemented flags: %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT Function_arguments(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
unsigned argc, jsval_t *argv, jsval_t *r)
{
FunctionInstance *function = (FunctionInstance*)jsthis->u.jsdisp;
HRESULT hres = S_OK;
TRACE("\n");
switch(flags) {
case DISPATCH_PROPERTYGET: {
*r = function->arguments ? jsval_obj(jsdisp_addref(function->arguments)) : jsval_null();
break;
}
case DISPATCH_PROPERTYPUT:
break;
default:
FIXME("unimplemented flags %x\n", flags);
hres = E_NOTIMPL;
}
return hres;
}
static HRESULT Array_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *ret;
DWORD len = 0;
HRESULT hres;
TRACE("\n");
hres = create_array(ctx, 0, &ret);
if(FAILED(hres))
return hres;
hres = concat_obj(ret, jsthis->u.disp, &len);
if(SUCCEEDED(hres)) {
DWORD i;
for(i=0; i < argc; i++) {
if(is_object_instance(argv[i]))
hres = concat_obj(ret, get_object(argv[i]), &len);
else
hres = jsdisp_propput_idx(ret, len++, argv[i]);
if(FAILED(hres))
break;
}
}
if(FAILED(hres))
return hres;
if(r)
*r = jsval_obj(ret);
else
jsdisp_release(ret);
return S_OK;
}
/* ECMA-262 5.1 Edition 15.12.1.2 */
static HRESULT parse_json_value(json_parse_ctx_t *ctx, jsval_t *r)
{
HRESULT hres;
switch(skip_spaces(ctx)) {
/* JSONNullLiteral */
case 'n':
if(!is_keyword(ctx, nullW))
break;
*r = jsval_null();
return S_OK;
/* JSONBooleanLiteral */
case 't':
if(!is_keyword(ctx, trueW))
break;
*r = jsval_bool(TRUE);
return S_OK;
case 'f':
if(!is_keyword(ctx, falseW))
break;
*r = jsval_bool(FALSE);
return S_OK;
/* JSONObject */
case '{': {
WCHAR *prop_name;
jsdisp_t *obj;
jsval_t val;
hres = create_object(ctx->ctx, NULL, &obj);
if(FAILED(hres))
return hres;
ctx->ptr++;
if(skip_spaces(ctx) == '}') {
ctx->ptr++;
*r = jsval_obj(obj);
return S_OK;
}
while(1) {
if(*ctx->ptr != '"')
break;
hres = parse_json_string(ctx, &prop_name);
if(FAILED(hres))
break;
if(skip_spaces(ctx) != ':') {
FIXME("missing ':'\n");
heap_free(prop_name);
break;
}
ctx->ptr++;
hres = parse_json_value(ctx, &val);
if(SUCCEEDED(hres)) {
hres = jsdisp_propput_name(obj, prop_name, val);
jsval_release(val);
}
heap_free(prop_name);
if(FAILED(hres))
break;
if(skip_spaces(ctx) == '}') {
ctx->ptr++;
*r = jsval_obj(obj);
return S_OK;
}
if(*ctx->ptr++ != ',') {
FIXME("expected ','\n");
break;
}
skip_spaces(ctx);
}
jsdisp_release(obj);
break;
}
/* JSONString */
case '"': {
WCHAR *string;
jsstr_t *str;
hres = parse_json_string(ctx, &string);
if(FAILED(hres))
return hres;
/* FIXME: avoid reallocation */
str = jsstr_alloc(string);
heap_free(string);
if(!str)
return E_OUTOFMEMORY;
*r = jsval_string(str);
return S_OK;
}
/* JSONArray */
case '[': {
jsdisp_t *array;
unsigned i = 0;
jsval_t val;
hres = create_array(ctx->ctx, 0, &array);
if(FAILED(hres))
return hres;
ctx->ptr++;
if(skip_spaces(ctx) == ']') {
ctx->ptr++;
*r = jsval_obj(array);
return S_OK;
}
while(1) {
hres = parse_json_value(ctx, &val);
if(FAILED(hres))
break;
hres = jsdisp_propput_idx(array, i, val);
jsval_release(val);
if(FAILED(hres))
break;
if(skip_spaces(ctx) == ']') {
ctx->ptr++;
*r = jsval_obj(array);
return S_OK;
}
if(*ctx->ptr != ',') {
FIXME("expected ','\n");
break;
}
ctx->ptr++;
i++;
}
jsdisp_release(array);
break;
}
/* JSONNumber */
default: {
int sign = 1;
double n;
if(*ctx->ptr == '-') {
sign = -1;
ctx->ptr++;
skip_spaces(ctx);
}
if(!isdigitW(*ctx->ptr))
break;
if(*ctx->ptr == '0') {
ctx->ptr++;
n = 0;
if(is_identifier_char(*ctx->ptr))
break;
}else {
hres = parse_decimal(&ctx->ptr, ctx->end, &n);
if(FAILED(hres))
return hres;
}
*r = jsval_number(sign*n);
return S_OK;
}
}
FIXME("Syntax error at %s\n", debugstr_w(ctx->ptr));
return E_FAIL;
}
/* ECMA-262 3rd Edition 15.4.4.12 */
static HRESULT Array_splice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
DWORD length, start=0, delete_cnt=0, i, add_args = 0;
jsdisp_t *ret_array = NULL, *jsthis;
jsval_t val;
double d;
int n;
HRESULT hres = S_OK;
TRACE("\n");
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
if(argc) {
hres = to_integer(ctx, argv[0], &d);
if(FAILED(hres))
return hres;
if(is_int32(d)) {
if((n = d) >= 0)
start = min(n, length);
else
start = -n > length ? 0 : length + n;
}else {
start = d < 0.0 ? 0 : length;
}
}
if(argc >= 2) {
hres = to_integer(ctx, argv[1], &d);
if(FAILED(hres))
return hres;
if(is_int32(d)) {
if((n = d) > 0)
delete_cnt = min(n, length-start);
}else if(d > 0.0) {
delete_cnt = length-start;
}
add_args = argc-2;
}
if(r) {
hres = create_array(ctx, 0, &ret_array);
if(FAILED(hres))
return hres;
for(i=0; SUCCEEDED(hres) && i < delete_cnt; i++) {
hres = jsdisp_get_idx(jsthis, start+i, &val);
if(hres == DISP_E_UNKNOWNNAME) {
hres = S_OK;
}else if(SUCCEEDED(hres)) {
hres = jsdisp_propput_idx(ret_array, i, val);
jsval_release(val);
}
}
if(SUCCEEDED(hres))
hres = jsdisp_propput_name(ret_array, lengthW, jsval_number(delete_cnt));
}
if(add_args < delete_cnt) {
for(i = start; SUCCEEDED(hres) && i < length-delete_cnt; i++) {
hres = jsdisp_get_idx(jsthis, i+delete_cnt, &val);
if(hres == DISP_E_UNKNOWNNAME) {
hres = jsdisp_delete_idx(jsthis, i+add_args);
}else if(SUCCEEDED(hres)) {
hres = jsdisp_propput_idx(jsthis, i+add_args, val);
jsval_release(val);
}
}
for(i=length; SUCCEEDED(hres) && i != length-delete_cnt+add_args; i--)
hres = jsdisp_delete_idx(jsthis, i-1);
}else if(add_args > delete_cnt) {
for(i=length-delete_cnt; SUCCEEDED(hres) && i != start; i--) {
hres = jsdisp_get_idx(jsthis, i+delete_cnt-1, &val);
if(hres == DISP_E_UNKNOWNNAME) {
hres = jsdisp_delete_idx(jsthis, i+add_args-1);
}else if(SUCCEEDED(hres)) {
hres = jsdisp_propput_idx(jsthis, i+add_args-1, val);
jsval_release(val);
}
}
}
for(i=0; SUCCEEDED(hres) && i < add_args; i++)
hres = jsdisp_propput_idx(jsthis, start+i, argv[i+2]);
if(SUCCEEDED(hres))
hres = jsdisp_propput_name(jsthis, lengthW, jsval_number(length-delete_cnt+add_args));
if(FAILED(hres)) {
if(ret_array)
jsdisp_release(ret_array);
return hres;
}
if(r)
*r = jsval_obj(ret_array);
return S_OK;
}
/* ECMA-262 3rd Edition 15.4.4.11 */
static HRESULT Array_sort(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsdisp_t *jsthis, *cmp_func = NULL;
jsval_t *vtab, **sorttab = NULL;
DWORD length;
DWORD i;
HRESULT hres = S_OK;
TRACE("\n");
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
if(argc > 1) {
WARN("invalid arg_cnt %d\n", argc);
return E_FAIL;
}
if(argc == 1) {
if(!is_object_instance(argv[0])) {
WARN("arg is not dispatch\n");
return E_FAIL;
}
cmp_func = iface_to_jsdisp((IUnknown*)get_object(argv[0]));
if(!cmp_func || !is_class(cmp_func, JSCLASS_FUNCTION)) {
WARN("cmp_func is not a function\n");
if(cmp_func)
jsdisp_release(cmp_func);
return E_FAIL;
}
}
if(!length) {
if(cmp_func)
jsdisp_release(cmp_func);
if(r)
*r = jsval_obj(jsdisp_addref(jsthis));
return S_OK;
}
vtab = heap_alloc_zero(length * sizeof(*vtab));
if(vtab) {
for(i=0; i<length; i++) {
hres = jsdisp_get_idx(jsthis, i, vtab+i);
if(hres == DISP_E_UNKNOWNNAME) {
vtab[i] = jsval_undefined();
hres = S_OK;
} else if(FAILED(hres)) {
WARN("Could not get elem %d: %08x\n", i, hres);
break;
}
}
}else {
hres = E_OUTOFMEMORY;
}
if(SUCCEEDED(hres)) {
sorttab = heap_alloc(length*2*sizeof(*sorttab));
if(!sorttab)
hres = E_OUTOFMEMORY;
}
/* merge-sort */
if(SUCCEEDED(hres)) {
jsval_t *tmpv, **tmpbuf;
INT cmp;
tmpbuf = sorttab + length;
for(i=0; i < length; i++)
sorttab[i] = vtab+i;
for(i=0; i < length/2; i++) {
hres = sort_cmp(ctx, cmp_func, *sorttab[2*i+1], *sorttab[2*i], &cmp);
if(FAILED(hres))
break;
if(cmp < 0) {
tmpv = sorttab[2*i];
sorttab[2*i] = sorttab[2*i+1];
sorttab[2*i+1] = tmpv;
}
}
if(SUCCEEDED(hres)) {
DWORD k, a, b, bend;
for(k=2; k < length; k *= 2) {
for(i=0; i+k < length; i += 2*k) {
a = b = 0;
if(i+2*k <= length)
bend = k;
else
bend = length - (i+k);
memcpy(tmpbuf, sorttab+i, k*sizeof(jsval_t*));
while(a < k && b < bend) {
hres = sort_cmp(ctx, cmp_func, *tmpbuf[a], *sorttab[i+k+b], &cmp);
if(FAILED(hres))
break;
if(cmp < 0) {
sorttab[i+a+b] = tmpbuf[a];
a++;
}else {
sorttab[i+a+b] = sorttab[i+k+b];
b++;
}
}
if(FAILED(hres))
break;
if(a < k)
memcpy(sorttab+i+a+b, tmpbuf+a, (k-a)*sizeof(jsval_t*));
}
if(FAILED(hres))
break;
}
}
for(i=0; SUCCEEDED(hres) && i < length; i++)
hres = jsdisp_propput_idx(jsthis, i, *sorttab[i]);
}
if(vtab) {
for(i=0; i < length; i++)
jsval_release(vtab[i]);
heap_free(vtab);
}
heap_free(sorttab);
if(cmp_func)
jsdisp_release(cmp_func);
if(FAILED(hres))
return hres;
if(r)
*r = jsval_obj(jsdisp_addref(jsthis));
return S_OK;
}
/* ECMA-262 3rd Edition 15.4.4.10 */
static HRESULT Array_slice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
jsdisp_t *arr, *jsthis;
DOUBLE range;
DWORD length, start, end, idx;
HRESULT hres;
TRACE("\n");
hres = get_length(ctx, vthis, &jsthis, &length);
if(FAILED(hres))
return hres;
if(argc) {
hres = to_number(ctx, argv[0], &range);
if(FAILED(hres))
return hres;
range = floor(range);
if(-range>length || isnan(range)) start = 0;
else if(range < 0) start = range+length;
else if(range <= length) start = range;
else start = length;
}
else start = 0;
if(argc > 1) {
hres = to_number(ctx, argv[1], &range);
if(FAILED(hres))
return hres;
range = floor(range);
if(-range>length) end = 0;
else if(range < 0) end = range+length;
else if(range <= length) end = range;
else end = length;
}
else end = length;
hres = create_array(ctx, (end>start)?end-start:0, &arr);
if(FAILED(hres))
return hres;
for(idx=start; idx<end; idx++) {
jsval_t v;
hres = jsdisp_get_idx(jsthis, idx, &v);
if(hres == DISP_E_UNKNOWNNAME)
continue;
if(SUCCEEDED(hres)) {
hres = jsdisp_propput_idx(arr, idx-start, v);
jsval_release(v);
}
if(FAILED(hres)) {
jsdisp_release(arr);
return hres;
}
}
if(r)
*r = jsval_obj(arr);
else
jsdisp_release(arr);
return S_OK;
}
HRESULT regexp_string_match(script_ctx_t *ctx, jsdisp_t *re, jsstr_t *str, jsval_t *r)
{
static const WCHAR indexW[] = {'i','n','d','e','x',0};
static const WCHAR inputW[] = {'i','n','p','u','t',0};
static const WCHAR lastIndexW[] = {'l','a','s','t','I','n','d','e','x',0};
RegExpInstance *regexp = (RegExpInstance*)re;
match_result_t *match_result;
unsigned match_cnt, i;
jsdisp_t *array;
HRESULT hres;
if(!(regexp->jsregexp->flags & REG_GLOB)) {
match_state_t *match;
heap_pool_t *mark;
mark = heap_pool_mark(&ctx->tmp_heap);
match = alloc_match_state(regexp->jsregexp, &ctx->tmp_heap, str->str);
if(!match) {
heap_pool_clear(mark);
return E_OUTOFMEMORY;
}
hres = regexp_match_next(ctx, ®exp->dispex, 0, str, &match);
if(FAILED(hres)) {
heap_pool_clear(mark);
return hres;
}
if(r) {
if(hres == S_OK) {
IDispatch *ret;
hres = create_match_array(ctx, str, match, &ret);
if(SUCCEEDED(hres))
*r = jsval_disp(ret);
}else {
*r = jsval_null();
}
}
heap_pool_clear(mark);
return S_OK;
}
hres = regexp_match(ctx, ®exp->dispex, str, FALSE, &match_result, &match_cnt);
if(FAILED(hres))
return hres;
if(!match_cnt) {
TRACE("no match\n");
if(r)
*r = jsval_null();
return S_OK;
}
hres = create_array(ctx, match_cnt, &array);
if(FAILED(hres))
return hres;
for(i=0; i < match_cnt; i++) {
jsstr_t *tmp_str;
tmp_str = jsstr_substr(str, match_result[i].index, match_result[i].length);
if(!tmp_str) {
hres = E_OUTOFMEMORY;
break;
}
hres = jsdisp_propput_idx(array, i, jsval_string(tmp_str));
jsstr_release(tmp_str);
if(FAILED(hres))
break;
}
while(SUCCEEDED(hres)) {
hres = jsdisp_propput_name(array, indexW, jsval_number(match_result[match_cnt-1].index));
if(FAILED(hres))
break;
hres = jsdisp_propput_name(array, lastIndexW,
jsval_number(match_result[match_cnt-1].index + match_result[match_cnt-1].length));
if(FAILED(hres))
break;
hres = jsdisp_propput_name(array, inputW, jsval_string(str));
break;
}
heap_free(match_result);
if(SUCCEEDED(hres) && r)
*r = jsval_obj(array);
else
jsdisp_release(array);
return hres;
}
static inline HRESULT set_prototype(script_ctx_t *ctx, jsdisp_t *dispex, jsdisp_t *prototype)
{
return jsdisp_propput_dontenum(dispex, prototypeW, jsval_obj(prototype));
}
static HRESULT set_constructor_prop(script_ctx_t *ctx, jsdisp_t *constr, jsdisp_t *prot)
{
static const WCHAR constructorW[] = {'c','o','n','s','t','r','u','c','t','o','r',0};
return jsdisp_propput_dontenum(prot, constructorW, jsval_obj(constr));
}
static HRESULT String_split(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
match_state_t match_result, *match_ptr = &match_result;
DWORD length, i, match_len = 0;
const WCHAR *ptr, *ptr2, *str, *match_str = NULL;
unsigned limit = ~0u;
jsdisp_t *array, *regexp = NULL;
jsstr_t *jsstr, *match_jsstr, *tmp_str;
HRESULT hres;
TRACE("\n");
if(argc != 1 && argc != 2) {
FIXME("unsupported argc %u\n", argc);
return E_NOTIMPL;
}
hres = get_string_flat_val(ctx, jsthis, &jsstr, &str);
if(FAILED(hres))
return hres;
length = jsstr_length(jsstr);
if(argc > 1 && !is_undefined(argv[1])) {
hres = to_uint32(ctx, argv[1], &limit);
if(FAILED(hres)) {
jsstr_release(jsstr);
return hres;
}
}
if(is_object_instance(argv[0])) {
regexp = iface_to_jsdisp(get_object(argv[0]));
if(regexp) {
if(!is_class(regexp, JSCLASS_REGEXP)) {
jsdisp_release(regexp);
regexp = NULL;
}
}
}
if(!regexp) {
hres = to_flat_string(ctx, argv[0], &match_jsstr, &match_str);
if(FAILED(hres)) {
jsstr_release(jsstr);
return hres;
}
match_len = jsstr_length(match_jsstr);
if(!match_len) {
jsstr_release(match_jsstr);
match_str = NULL;
}
}
hres = create_array(ctx, 0, &array);
if(SUCCEEDED(hres)) {
ptr = str;
match_result.cp = str;
for(i=0; i<limit; i++) {
if(regexp) {
hres = regexp_match_next(ctx, regexp, REM_NO_PARENS, jsstr, &match_ptr);
if(hres != S_OK)
break;
ptr2 = match_result.cp - match_result.match_len;
} else if(match_str) {
ptr2 = strstrW(ptr, match_str);
if(!ptr2)
break;
} else {
if(!*ptr)
break;
ptr2 = ptr+1;
}
tmp_str = jsstr_alloc_len(ptr, ptr2-ptr);
if(!tmp_str) {
hres = E_OUTOFMEMORY;
break;
}
hres = jsdisp_propput_idx(array, i, jsval_string(tmp_str));
jsstr_release(tmp_str);
if(FAILED(hres))
break;
if(regexp)
ptr = match_result.cp;
else if(match_str)
ptr = ptr2 + match_len;
else
ptr++;
}
}
if(SUCCEEDED(hres) && (match_str || regexp) && i<limit) {
DWORD len = (str+length) - ptr;
if(len || match_str) {
tmp_str = jsstr_alloc_len(ptr, len);
if(tmp_str) {
hres = jsdisp_propput_idx(array, i, jsval_string(tmp_str));
jsstr_release(tmp_str);
} else {
hres = E_OUTOFMEMORY;
}
}
}
if(regexp)
jsdisp_release(regexp);
if(match_str)
jsstr_release(match_jsstr);
jsstr_release(jsstr);
if(SUCCEEDED(hres) && r)
*r = jsval_obj(array);
else
jsdisp_release(array);
return hres;
}
