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Improve tag searching for "typedef struct {...}" cases

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When resolving typedef, search for the subsequent type in the file where
the typedef was defined. For more info see the comment in the patch.
This commit is contained in:
Jiří Techet 2015-05-10 11:41:04 +02:00
parent 13755122f2
commit bf17c90bd6
1 changed files with 25 additions and 13 deletions
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26
tagmanager/src/tm_workspace.c
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@ -762,10 +762,11 @@ GPtrArray *tm_workspace_find(const char *name, const char *scope, TMTagType type
static GPtrArray *
find_scope_members_tags (const GPtrArray * all, const char *scope, langType lang)
find_scope_members_tags (const GPtrArray * all, const char *scope, langType lang,
TMSourceFile *tag_file)
{
GPtrArray *tags = g_ptr_array_new();
TMSourceFile *last_file = NULL;
TMSourceFile *last_file = tag_file;
guint i;
for (i = 0; i < all->len; ++i)
@ -801,6 +802,7 @@ static GPtrArray *
find_scope_members (const GPtrArray *tags_array, GPtrArray *member_array,
const char *name, langType lang)
{
TMSourceFile *typedef_file = NULL;
gboolean has_members = FALSE;
GPtrArray *tags = NULL;
gchar *type_name;
@ -818,6 +820,7 @@ find_scope_members (const GPtrArray *tags_array, GPtrArray *member_array,
* loop when typedefs create a cycle by adding some limits. */
for (i = 0; i < 5; i++)
{
guint j;
TMTag *tag = NULL;
GPtrArray *type_tags;
TMTagType types = (tm_tag_class_t | tm_tag_namespace_t |
@ -825,10 +828,19 @@ find_scope_members (const GPtrArray *tags_array, GPtrArray *member_array,
tm_tag_union_t | tm_tag_enum_t);
type_tags = g_ptr_array_new();
fill_find_tags_array(type_tags, tags_array, type_name, NULL, types, FALSE, lang);
if (type_tags)
if (typedef_file)
{
guint j;
/* If we have typedef_file, which is the file where the typedef was
* defined, search in the file first. This helps for
* "typedef struct {...}" cases where the typedef resolves to
* anon_struct_* and searching for it in the whole workspace returns
* too many (wrong) results. */
fill_find_tags_array(type_tags, typedef_file->tags_array, type_name,
NULL, types, FALSE, lang);
}
if (type_tags->len == 0)
fill_find_tags_array(type_tags, tags_array, type_name, NULL, types, FALSE, lang);
for (j = 0; j < type_tags->len; j++)
{
tag = TM_TAG(type_tags->pdata[j]);
@ -836,7 +848,6 @@ find_scope_members (const GPtrArray *tags_array, GPtrArray *member_array,
if (tag->type != tm_tag_typedef_t)
break;
}
}
g_ptr_array_free(type_tags, TRUE);
@ -848,6 +859,7 @@ find_scope_members (const GPtrArray *tags_array, GPtrArray *member_array,
{
g_free(type_name);
type_name = g_strdup(tag->var_type);
typedef_file = tag->file;
continue;
}
else /* real type with members */
@ -865,7 +877,7 @@ find_scope_members (const GPtrArray *tags_array, GPtrArray *member_array,
}
if (has_members)
tags = find_scope_members_tags(member_array, type_name, lang);
tags = find_scope_members_tags(member_array, type_name, lang, typedef_file);
g_free(type_name);