patch 8.2.2846: Vim9: "echo Func()" does not give an error for using void
Problem: Vim9: "echo Func()" does not give an error for a function without
a return value.
Solution: Give an error. Be more specific about why a value is invalid.
diff --git a/src/evalfunc.c b/src/evalfunc.c
index a0caf3d..6a22449 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -3175,7 +3175,8 @@
else if (argvars[arg_off].v_type == VAR_JOB
|| argvars[arg_off].v_type == VAR_CHANNEL)
{
- emsg(_(e_inval_string));
+ semsg(_(e_using_invalid_value_as_string_str),
+ vartype_name(argvars[arg_off].v_type));
return;
}
else