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58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
/* See the end of this file for copyright and license terms. */
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#include <ctype.h>
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#include <errno.h>
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#include <string.h>
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#include "neo/_error.h"
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#include "neo/_nalloc.h"
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#include "neo/_nref.h"
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#include "neo/_nstr.h"
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#include "neo/_stddef.h"
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#include "neo/_types.h"
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nstr_t *nstrtrim(const nstr_t *s, error *err)
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{
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if (s == nil) {
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yeet(err, EFAULT, "String is nil");
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return nil;
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}
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const char *start = s->_data;
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const char *end = start + s->_size - 5; /* 4 NUL terminators */
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while (isspace(*start++));
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/* nothing */
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start--;
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while (isspace(*end) && end > start)
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end--;
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end++;
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return nnstr(start, end - start, err);
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}
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nstr_t *nstrtrim_put(nstr_t *s, error *err)
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{
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nstr_t *ret = nstrtrim(s, err);
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catch(err) {
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return nil;
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}
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nput(s);
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return ret;
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}
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/*
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* This file is part of libneo.
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* Copyright (c) 2021 Fefie <owo@fef.moe>.
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*
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* libneo is non-violent software: you may only use, redistribute,
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* and/or modify it under the terms of the CNPLv6+ as found in
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* the LICENSE file in the source code root directory or at
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* <https://git.pixie.town/thufie/CNPL>.
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*
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* libneo comes with ABSOLUTELY NO WARRANTY, to the extent
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* permitted by applicable law. See the CNPLv6+ for details.
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*/
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