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Refactor xy_str_strip()

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This commit is contained in:
Aoran Zeng 2023-09-27 16:12:22 +08:00
parent 236e5e74ac
commit bd6f35c1a4
1 changed files with 12 additions and 13 deletions
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25
xy.h
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@ -431,22 +431,21 @@ xy_str_delete_suffix (const char* str, const char* suffix)
static char*
xy_str_strip (const char* str)
{
const char* lf = "\n";
const char* crlf = "\r\n";
char* new = xy_strdup(str);
while (xy_str_start_with(new, lf)) {
new = xy_str_delete_prefix(new, lf);
while (strchr("\n\r\v\t\f ", new[0]))
{
new += 1;
}
while (xy_str_start_with(new, crlf)) {
new = xy_str_delete_prefix(new, crlf);
}
while (xy_str_end_with(new, lf)) {
new = xy_str_delete_suffix(new, lf);
}
while (xy_str_end_with(new, crlf)) {
new = xy_str_delete_suffix(new, crlf);
size_t len = strlen(new);
char* last = new + len - 1;
while (strchr("\n\r\v\t\f ", *last))
{
*last = '\0';
last -= 1;
}
return new;
}