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patch 9.0.1150: :interface is not implemented yet

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Problem:    :interface is not implemented yet.
Solution:   Implement the basics of :interface.
This commit is contained in:
Bram Moolenaar
2023-01-05 19:59:18 +00:00
parent cf760d50dc
commit 554d031302
12 changed files with 142 additions and 40 deletions
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24
src/userfunc.c
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@@ -215,7 +215,7 @@ get_function_args(
garray_T *default_args,
int skip,
exarg_T *eap, // can be NULL
int in_class, // TRUE when inside a class
int in_class, // non-zero when inside a class or interface
garray_T *newlines, // function body lines
garray_T *lines_to_free)
{
@@ -4462,7 +4462,9 @@ list_functions(regmatch_T *regmatch)
* When "name_arg" is not NULL this is a nested function, using "name_arg" for
* the function name.
* "lines_to_free" is a list of strings to be freed later.
* If "in_class" is TRUE then the function is defined inside a class.
* If "class_flags" has CF_CLASS then the function is defined inside a class.
* With CF_INTERFACE the function is define inside an interface, only the
* ":def"/":function" line is expected, no function body.
* Returns a pointer to the function or NULL if no function defined.
*/
ufunc_T *
@@ -4470,7 +4472,7 @@ define_function(
exarg_T *eap,
char_u *name_arg,
garray_T *lines_to_free,
int in_class)
int class_flags)
{
int j;
int c;
@@ -4545,7 +4547,7 @@ define_function(
/*
* Get the function name. There are these situations:
* func normal function name, also when "in_class" is TRUE
* func normal function name, also when "class_flags" is non-zero
* "name" == func, "fudi.fd_dict" == NULL
* dict.func new dictionary entry
* "name" == NULL, "fudi.fd_dict" set,
@@ -4586,7 +4588,7 @@ define_function(
}
int tfn_flags = TFN_NO_AUTOLOAD | TFN_NEW_FUNC
| (in_class ? TFN_IN_CLASS : 0);
| (class_flags != 0 ? TFN_IN_CLASS : 0);
name = save_function_name(&p, &is_global, eap->skip, tfn_flags, &fudi);
paren = (vim_strchr(p, '(') != NULL);
if (name == NULL && (fudi.fd_dict == NULL || !paren) && !eap->skip)
@@ -4789,7 +4791,7 @@ define_function(
if (get_function_args(&p, ')', &newargs,
eap->cmdidx == CMD_def ? &argtypes : NULL, FALSE,
NULL, &varargs, &default_args, eap->skip,
eap, in_class, &newlines, lines_to_free) == FAIL)
eap, class_flags, &newlines, lines_to_free) == FAIL)
goto errret_2;
whitep = p;
@@ -4899,7 +4901,9 @@ define_function(
// Do not define the function when getting the body fails and when
// skipping.
if (get_function_body(eap, &newlines, line_arg, lines_to_free) == FAIL
if (((class_flags & CF_INTERFACE) == 0
&& get_function_body(eap, &newlines, line_arg, lines_to_free)
== FAIL)
|| eap->skip)
goto erret;
@@ -4934,7 +4938,7 @@ define_function(
if (name == NULL)
goto erret;
}
else if (!in_class)
else if (class_flags == 0)
{
hashtab_T *ht;
char_u *find_name = name;
@@ -5159,7 +5163,7 @@ define_function(
hi = hash_find(&func_hashtab, name);
hi->hi_key = UF2HIKEY(fp);
}
else if (!in_class && hash_add(&func_hashtab,
else if (class_flags == 0 && hash_add(&func_hashtab,
UF2HIKEY(fp), "add function") == FAIL)
{
free_fp = TRUE;
@@ -5251,7 +5255,7 @@ ex_function(exarg_T *eap)
garray_T lines_to_free;
ga_init2(&lines_to_free, sizeof(char_u *), 50);
(void)define_function(eap, NULL, &lines_to_free, FALSE);
(void)define_function(eap, NULL, &lines_to_free, 0);
ga_clear_strings(&lines_to_free);
}