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r=norris

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Change for ECMA spec. - String.charCodeAt, etc call ToInteger on index.
Ditto - String.match(re) was constructing /undefined/ instead of empty
regexp.
This commit is contained in:
rogerl%netscape.com 1999-10-29 22:27:33 +00:00
parent 8a931d5db0
commit 4f10fefb73
1 changed files with 24 additions and 22 deletions
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46
js/src/jsstr.c
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@ -563,7 +563,7 @@ static JSBool
str_charAt(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
JSString *str;
jsdouble d;
int32 i;
size_t index;
jschar buf[2];
@ -572,13 +572,12 @@ str_charAt(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
return JS_FALSE;
argv[-1] = STRING_TO_JSVAL(str);
if (!js_ValueToNumber(cx, argv[0], &d))
if (!js_ValueToECMAInt32(cx, argv[0], &i))
return JS_FALSE;
d = js_DoubleToInteger(d);
if (d < 0 || str->length <= d) {
if (i < 0 || str->length <= (size_t)i) {
*rval = JS_GetEmptyStringValue(cx);
} else {
index = (size_t)d;
index = (size_t)i;
buf[0] = str->chars[index];
buf[1] = 0;
str = js_NewStringCopyN(cx, buf, 1, 0);
@ -594,7 +593,7 @@ str_charCodeAt(JSContext *cx, JSObject *obj, uintN argc, jsval *argv,
jsval *rval)
{
JSString *str;
jsdouble d;
int32 i;
size_t index;
str = js_ValueToString(cx, OBJECT_TO_JSVAL(obj));
@ -602,13 +601,12 @@ str_charCodeAt(JSContext *cx, JSObject *obj, uintN argc, jsval *argv,
return JS_FALSE;
argv[-1] = STRING_TO_JSVAL(str);
if (!js_ValueToNumber(cx, argv[0], &d))
if (!js_ValueToECMAInt32(cx, argv[0], &i))
return JS_FALSE;
d = js_DoubleToInteger(d);
if (d < 0 || str->length <= d) {
if (i < 0 || str->length <= (size_t)i) {
*rval = JS_GetNaNValue(cx);
} else {
index = (size_t)d;
index = (size_t)i;
*rval = INT_TO_JSVAL((jsint)str->chars[index]);
}
return JS_TRUE;
@ -822,18 +820,22 @@ match_or_replace(JSContext *cx, JSObject *obj, uintN argc, jsval *argv,
reobj = JSVAL_TO_OBJECT(argv[0]);
re = JS_GetPrivate(cx, reobj);
} else {
src = js_ValueToString(cx, argv[0]);
if (!src)
return JS_FALSE;
if (data->optarg < argc) {
argv[0] = STRING_TO_JSVAL(src);
opt = js_ValueToString(cx, argv[data->optarg]);
if (!opt)
return JS_FALSE;
} else {
opt = NULL;
}
re = js_NewRegExpOpt(cx, src, opt);
if (JSVAL_IS_VOID(argv[0]))
re = js_NewRegExp(cx, cx->runtime->emptyString, 0);
else {
src = js_ValueToString(cx, argv[0]);
if (!src)
return JS_FALSE;
if (data->optarg < argc) {
argv[0] = STRING_TO_JSVAL(src);
opt = js_ValueToString(cx, argv[data->optarg]);
if (!opt)
return JS_FALSE;
} else {
opt = NULL;
}
re = js_NewRegExpOpt(cx, src, opt);
}
if (!re)
return JS_FALSE;
reobj = NULL;