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Overview
| Comment: | Reimplement NON-BYTECODED [string replace] in terms of new TclStringReplace() function |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | amg-string-insert |
| Files: | files | file ages | folders |
| SHA1: |
c0036938ddeb5da232d4a50cfe585918 |
| User & Date: | andy 2017-08-20 03:21:27 |
Context
|
2017-08-20
| ||
| 03:45 | Add string-14.18 to test that [string replace] with last<first does not insert a string, even though... check-in: de104ef5ab user: andy tags: amg-string-insert | |
| 03:21 | Reimplement NON-BYTECODED [string replace] in terms of new TclStringReplace() function check-in: c0036938dd user: andy tags: amg-string-insert | |
| 03:20 | Correct NULL dereference, and optimize short-circuit logical operation check-in: fa3278ec35 user: andy tags: amg-string-insert | |
Changes
Changes to generic/tclCmdMZ.c.
| ︙ | ︙ | |||
2352 2353 2354 2355 2356 2357 2358 |
static int
StringRplcCmd(
ClientData dummy, /* Not used. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
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static int
StringRplcCmd(
ClientData dummy, /* Not used. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
int first, last, length; /* Replacement indexes and string length */
int del; /* Number of characters to delete */
Tcl_Obj *strObj; /* String being modified */
Tcl_Obj *insObj; /* Substring to insert, may be NULL */
Tcl_Obj *outObj; /* Output object */
if (objc < 4 || objc > 5) {
Tcl_WrongNumArgs(interp, 1, objv, "string first last ?string?");
return TCL_ERROR;
}
strObj = objv[1];
length = Tcl_GetCharLength(strObj) - 1;
if (TclGetIntForIndexM(interp, objv[2], length, &first) != TCL_OK
|| TclGetIntForIndexM(interp, objv[3], length, &last) != TCL_OK) {
return TCL_ERROR;
}
if (first < 0) {
first = 0;
}
if (last >= first) {
del = last - first + 1;
} else {
del = 0;
}
if (objc == 5) {
insObj = objv[4];
} else {
insObj = NULL;
}
if (!(outObj = TclStringReplace(interp, strObj, first, del, insObj))) {
return TCL_ERROR;
}
Tcl_SetObjResult(interp, outObj);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* StringRevCmd --
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| ︙ | ︙ |