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rewrote replace_all()

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added replace_all() tests
This commit is contained in:
David Anderson 2006-09-10 08:15:00 +00:00
parent 3754604686
commit d95f794844
2 changed files with 72 additions and 13 deletions
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51
plugins/include/string.inc
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@ -20,7 +20,7 @@ native contain(const source[],const string[]);
native containi(const source[],const string[]);
/* Replaces given string to another in given text. */
native replace(text[],len,const what[],const with[]);
native replace(text[], len, const what[], const with[]);
/* Adds one string to another. Last parameter different from 0, specifies
* how many chars we want to add. Function returns number of all merged chars. */
@ -215,19 +215,50 @@ stock remove_filepath(szFilePath[], szFile[], pMax)
return;
}
/* Replaces a contained string
By jtp10181
*/
/* Replaces a contained string iteratively.
* This ensures that no infinite replacements will take place by
* intelligently moving to the next string position each iteration.
*/
stock replace_all(string[], len, what[], with[])
{
new withlen, charnum = 0;
new total = 0;
new pos = 0;
withlen = strlen(with);
while (replace(string[charnum], len, what, with) != 0)
if ((pos = contain(string, what)) == -1)
{
charnum += contain(string[charnum], what) + withlen;
return 0;
}
new total = 0;
new with_len = strlen(with);
new diff = strlen(what) - with_len;
new total_len = strlen(string);
new temp_pos = 0
while (replace(string[pos], len, what, with) != 0)
{
/* jump to position after replacement */
pos += with_len;
/* update cached length of string */
total_len -= diff;
/* will the next call be operating on the last character? */
if (pos >= total_len)
{
break;
}
/* find the next position from our offset */
temp_pos = contain(string[pos], what);
/* if it's invalid, we're done */
if (temp_pos == -1)
{
break;
}
/* otherwise, reposition and update counters */
pos += temp_pos;
total++;
}

34
plugins/testsuite/fmttest.sma
View File

@ -8,6 +8,14 @@ public plugin_init()
register_srvcmd("test_replace", "Command_TestReplace")
}
public gabprint(const fmt[], ...)
{
static buffer[2048]
vformat(buffer, 2047, fmt, 2)
server_print("%s", buffer)
}
public Command_TestFormat()
{
server_print("Printing -1 with d: %d", -1)
@ -22,9 +30,29 @@ public Command_TestReplace()
{
new message[192] = "^"@test^""
server_print("orig message: %s", message)
replace_all(message, 191, "^"", "")
server_print("Got: %s (expected: %s)", message, "@test")
server_print("new message: %s", message)
copy(message, 191, "test")
replace_all(message, 191, "t", "tt")
server_print("Got: %s (expected: %s)", message, "ttestt")
replace_all(message, 191, "tt", "")
server_print("Got: %s (expected: %s)", message, "es")
copy(message, 191, "good boys do fine always")
replace_all(message, 191, " ", "-----")
server_print("Got %s (expected: %s)", message, "good-----boys-----do-----fine-----always")
copy(message, 191, "-----")
replace_all(message, 191, "-", "")
server_print("Got ^"%s%^" (expected: ^"%s%^")", message, "")
copy(message, 191, "-----")
replace_all(message, 191, "--", "")
server_print("Got ^"%s%^" (expected: ^"%s%^")", message, "-")
copy(message, 191, "aaaa")
replace_all(message, 191, "a", "Aaa")
server_print("Got %s (expected: %s)", message, "AaaAaaAaaAaa")
}