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patch 8.2.2356: Vim9: ":put =expr" does not handle a list properly

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Problem:    Vim9: ":put =expr" does not handle a list properly.
Solution:   Use the same logic as eval_to_string_eap(). (closes #7684)
This commit is contained in:
Bram Moolenaar
2021-01-15 18:04:43 +01:00
parent 97c6943e11
commit 883cf97f10
5 changed files with 47 additions and 26 deletions
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65
src/eval.c
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@@ -466,6 +466,45 @@ skip_expr_concatenate(
return res;
}
/*
* Convert "tv" to a string.
* When "convert" is TRUE convert a List into a sequence of lines and convert
* a Float to a String.
* Returns an allocated string (NULL when out of memory).
*/
char_u *
typval2string(typval_T *tv, int convert)
{
garray_T ga;
char_u *retval;
#ifdef FEAT_FLOAT
char_u numbuf[NUMBUFLEN];
#endif
if (convert && tv->v_type == VAR_LIST)
{
ga_init2(&ga, (int)sizeof(char), 80);
if (tv->vval.v_list != NULL)
{
list_join(&ga, tv->vval.v_list, (char_u *)"\n", TRUE, FALSE, 0);
if (tv->vval.v_list->lv_len > 0)
ga_append(&ga, NL);
}
ga_append(&ga, NUL);
retval = (char_u *)ga.ga_data;
}
#ifdef FEAT_FLOAT
else if (convert && tv->v_type == VAR_FLOAT)
{
vim_snprintf((char *)numbuf, NUMBUFLEN, "%g", tv->vval.v_float);
retval = vim_strsave(numbuf);
}
#endif
else
retval = vim_strsave(tv_get_string(tv));
return retval;
}
/*
* Top level evaluation function, returning a string. Does not handle line
* breaks.
@@ -481,10 +520,6 @@ eval_to_string_eap(
{
typval_T tv;
char_u *retval;
garray_T ga;
#ifdef FEAT_FLOAT
char_u numbuf[NUMBUFLEN];
#endif
evalarg_T evalarg;
fill_evalarg_from_eap(&evalarg, eap, eap != NULL && eap->skip);
@@ -492,27 +527,7 @@ eval_to_string_eap(
retval = NULL;
else
{
if (convert && tv.v_type == VAR_LIST)
{
ga_init2(&ga, (int)sizeof(char), 80);
if (tv.vval.v_list != NULL)
{
list_join(&ga, tv.vval.v_list, (char_u *)"\n", TRUE, FALSE, 0);
if (tv.vval.v_list->lv_len > 0)
ga_append(&ga, NL);
}
ga_append(&ga, NUL);
retval = (char_u *)ga.ga_data;
}
#ifdef FEAT_FLOAT
else if (convert && tv.v_type == VAR_FLOAT)
{
vim_snprintf((char *)numbuf, NUMBUFLEN, "%g", tv.vval.v_float);
retval = vim_strsave(numbuf);
}
#endif
else
retval = vim_strsave(tv_get_string(&tv));
retval = typval2string(&tv, convert);
clear_tv(&tv);
}
clear_evalarg(&evalarg, NULL);