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Added strdisplaywidth() function.

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This commit is contained in:
Bram Moolenaar
2010-07-18 15:45:49 +02:00
parent 72597a57b5
commit dc536095ac
4 changed files with 50 additions and 7 deletions
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19
src/eval.c
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@@ -710,6 +710,7 @@ static void f_strlen __ARGS((typval_T *argvars, typval_T *rettv));
static void f_strpart __ARGS((typval_T *argvars, typval_T *rettv));
static void f_strridx __ARGS((typval_T *argvars, typval_T *rettv));
static void f_strtrans __ARGS((typval_T *argvars, typval_T *rettv));
static void f_strdisplaywidth __ARGS((typval_T *argvars, typval_T *rettv));
static void f_strwidth __ARGS((typval_T *argvars, typval_T *rettv));
static void f_submatch __ARGS((typval_T *argvars, typval_T *rettv));
static void f_substitute __ARGS((typval_T *argvars, typval_T *rettv));
@@ -7859,6 +7860,7 @@ static struct fst
#endif
{"str2nr", 1, 2, f_str2nr},
{"strchars", 1, 1, f_strchars},
{"strdisplaywidth", 1, 2, f_strdisplaywidth},
#ifdef HAVE_STRFTIME
{"strftime", 1, 2, f_strftime},
#endif
@@ -16804,6 +16806,23 @@ f_strchars(argvars, rettv)
#endif
}
/*
* "strdisplaywidth()" function
*/
static void
f_strdisplaywidth(argvars, rettv)
typval_T *argvars;
typval_T *rettv;
{
char_u *s = get_tv_string(&argvars[0]);
int col = 0;
if (argvars[1].v_type != VAR_UNKNOWN)
col = get_tv_number(&argvars[1]);
rettv->vval.v_number = (varnumber_T)(linetabsize_col(col, s));
}
/*
* "strwidth()" function
*/