eolian: add actual useful declaration APIs

src/lib/eolian/Eolian.h

@@ -310,6 +310,7 @@ typedef enum
 
 typedef enum
 {
+   EOLIAN_DECL_UNKNOWN = -1,
    EOLIAN_DECL_CLASS,
    EOLIAN_DECL_ALIAS,
    EOLIAN_DECL_STRUCT,
@@ -2070,6 +2071,58 @@ EAPI Eina_Bool eolian_variable_is_extern(const Eolian_Variable *var);
  */
 EAPI Eina_Iterator *eolian_declarations_get_by_file(const char *fname);
 
+/*
+ * @brief Get the type of a declaration
+ *
+ * @param[in] decl the declaration
+ * @return the declaration type
+ *
+ * @ingroup Eolian
+ */
+EAPI Eolian_Declaration_Type eolian_declaration_type_get(const Eolian_Declaration *decl);
+
+/*
+ * @brief Get the name of a declaration
+ *
+ * This matches the full namespaced name of the data it's holding.
+ *
+ * @param[in] decl the declaration
+ * @return the declaration name
+ *
+ * @ingroup Eolian
+ */
+EAPI Eina_Stringshare *eolian_declaration_name_get(const Eolian_Declaration *decl);
+
+/*
+ * @brief Get the class of a class declaration.
+ *
+ * @param[in] decl the declaration
+ * @return the class
+ *
+ * @ingroup Eolian
+ */
+EAPI const Eolian_Class *eolian_declaration_class_get(const Eolian_Declaration *decl);
+
+/*
+ * @brief Get the type of a type (alias, struct, enum) declaration.
+ *
+ * @param[in] decl the declaration
+ * @return the type
+ *
+ * @ingroup Eolian
+ */
+EAPI const Eolian_Type *eolian_declaration_data_type_get(const Eolian_Declaration *decl);
+
+/*
+ * @brief Get the variable of a variable (constant, global) declaration.
+ *
+ * @param[in] decl the declaration
+ * @return the class
+ *
+ * @ingroup Eolian
+ */
+EAPI const Eolian_Variable *eolian_declaration_variable_get(const Eolian_Declaration *decl);
+
 #endif
 
 /**

src/lib/eolian/eolian_database.c

@@ -120,6 +120,48 @@ eolian_declarations_get_by_file(const char *fname)
    return eina_list_iterator_new(l);
 }
 
+EAPI Eolian_Declaration_Type
+eolian_declaration_type_get(const Eolian_Declaration *decl)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(decl, EOLIAN_DECL_UNKNOWN);
+   return decl->type;
+}
+
+EAPI Eina_Stringshare *
+eolian_declaration_name_get(const Eolian_Declaration *decl)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(decl, NULL);
+   return decl->name;
+}
+
+EAPI const Eolian_Class *
+eolian_declaration_class_get(const Eolian_Declaration *decl)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(decl, NULL);
+   EINA_SAFETY_ON_FALSE_RETURN_VAL(decl->type == EOLIAN_DECL_CLASS, NULL);
+   return (const Eolian_Class *)decl->data;
+}
+
+EAPI const Eolian_Type *
+eolian_declaration_data_type_get(const Eolian_Declaration *decl)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(decl, NULL);
+   EINA_SAFETY_ON_FALSE_RETURN_VAL(decl->type == EOLIAN_DECL_ALIAS ||
+                                   decl->type == EOLIAN_DECL_STRUCT ||
+                                   decl->type == EOLIAN_DECL_ENUM, NULL);
+   return (const Eolian_Type *)decl->data;
+}
+
+
+EAPI const Eolian_Variable *
+eolian_declaration_variable_get(const Eolian_Declaration *decl)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(decl, NULL);
+   EINA_SAFETY_ON_FALSE_RETURN_VAL(decl->type == EOLIAN_DECL_VAR, NULL);
+   return (const Eolian_Variable *)decl->data;
+}
+
+
 #define EO_SUFFIX ".eo"
 #define EOT_SUFFIX ".eot"