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vim-patch:8.2.3725: cannot use a lambda for 'completefunc' and 'omnifunc'

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Problem:    Cannot use a lambda for 'completefunc' and 'omnifunc'.
Solution:   Implement lambda support. (Yegappan Lakshmanan, closes vim/vim#9257)
8658c759f0

Comment out Vim9 script in tests.

Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
This commit is contained in:
zeertzjq
2022-08-20 08:45:15 +08:00
parent 1508618d4c
commit 1e4adf4b56
11 changed files with 677 additions and 33 deletions
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18
src/nvim/eval/userfunc.c
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@@ -1393,6 +1393,24 @@ func_call_skip_call:
return r;
}
/// call the 'callback' function and return the result as a number.
/// Returns -1 when calling the function fails. Uses argv[0] to argv[argc - 1]
/// for the function arguments. argv[argc] should have type VAR_UNKNOWN.
///
/// @param argcount number of "argvars"
/// @param argvars vars for arguments, must have "argcount" PLUS ONE elements!
varnumber_T callback_call_retnr(Callback *callback, int argcount, typval_T *argvars)
{
typval_T rettv;
if (!callback_call(callback, argcount, argvars, &rettv)) {
return -1;
}
varnumber_T retval = tv_get_number_chk(&rettv, NULL);
tv_clear(&rettv);
return retval;
}
/// Give an error message for the result of a function.
/// Nothing if "error" is FCERR_NONE.
static void user_func_error(int error, const char_u *name)