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patch 8.1.0011: maparg() and mapcheck() confuse empty and non-existing

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Problem:    maparg() and mapcheck() confuse empty and non-existing.
Solution:   Return <Nop> for an existing non-empty mapping. (closes #2940)
This commit is contained in:
Bram Moolenaar
2018-05-21 13:28:44 +02:00
parent 6bff719f7e
commit f88a5bc102
3 changed files with 14 additions and 3 deletions
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7
src/evalfunc.c
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@@ -7383,7 +7383,12 @@ get_maparg(typval_T *argvars, typval_T *rettv, int exact)
{
/* Return a string. */
if (rhs != NULL)
rettv->vval.v_string = str2special_save(rhs, FALSE);
{
if (*rhs == NUL)
rettv->vval.v_string = vim_strsave((char_u *)"<Nop>");
else
rettv->vval.v_string = str2special_save(rhs, FALSE);
}
}
else if (rettv_dict_alloc(rettv) != FAIL && rhs != NULL)