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vim-patch:8.2.2468: not easy to get the full command name from a shortened one

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Problem:    Not easy to get the full command name from a shortened one.
Solution:   Add fullcommand(). (Martin Tournoij, closes vim/vim#7777)
038e09ee76
This commit is contained in:
zeertzjq
2021-12-25 06:56:33 +08:00
parent 0d7a97224f
commit 8eff0ca6d5
6 changed files with 83 additions and 2 deletions
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25
src/nvim/ex_docmd.c
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@@ -2900,6 +2900,31 @@ int cmd_exists(const char *const name)
return ea.cmdidx == CMD_SIZE ? 0 : (full ? 2 : 1);
}
// "fullcommand" function
void f_fullcommand(typval_T *argvars, typval_T *rettv, FunPtr fptr)
{
exarg_T ea;
char_u *name = argvars[0].vval.v_string;
while (name[0] != NUL && name[0] == ':') {
name++;
}
name = skip_range(name, NULL);
rettv->v_type = VAR_STRING;
ea.cmd = (*name == '2' || *name == '3') ? name + 1 : name;
ea.cmdidx = (cmdidx_T)0;
char_u *p = find_command(&ea, NULL);
if (p == NULL || ea.cmdidx == CMD_SIZE) {
return;
}
rettv->vval.v_string = vim_strsave(ea.cmdidx < 0
? get_user_commands(NULL, ea.useridx)
: cmdnames[ea.cmdidx].cmd_name);
}
/// This is all pretty much copied from do_one_cmd(), with all the extra stuff
/// we don't need/want deleted. Maybe this could be done better if we didn't
/// repeat all this stuff. The only problem is that they may not stay