| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifndef AG_AG_NODES_H |
| #define AG_AG_NODES_H |
| |
| #include "nodes/extensible.h" |
| |
| // This list must match node_names and node_methods. |
| typedef enum ag_node_tag |
| { |
| ag_node_invalid_t = 0, |
| |
| // projection |
| cypher_return_t, |
| cypher_with_t, |
| // reading clause |
| cypher_match_t, |
| // updating clause |
| cypher_create_t, |
| cypher_set_t, |
| cypher_set_item_t, |
| cypher_delete_t, |
| cypher_unwind_t, |
| cypher_merge_t, |
| // pattern |
| cypher_path_t, |
| cypher_node_t, |
| cypher_relationship_t, |
| // expression |
| cypher_bool_const_t, |
| cypher_param_t, |
| cypher_map_t, |
| cypher_map_projection_t, |
| cypher_map_projection_element_t, |
| cypher_list_t, |
| // comparison expression |
| cypher_comparison_aexpr_t, |
| cypher_comparison_boolexpr_t, |
| // string match |
| cypher_string_match_t, |
| // typecast |
| cypher_typecast_t, |
| // integer constant |
| cypher_integer_const_t, |
| // sub patterns/queries |
| cypher_sub_pattern_t, |
| cypher_sub_query_t, |
| // procedure calls |
| cypher_call_t, |
| // create data structures |
| cypher_create_target_nodes_t, |
| cypher_create_path_t, |
| cypher_target_node_t, |
| // set/remove data structures |
| cypher_update_information_t, |
| cypher_update_item_t, |
| // delete data structures |
| cypher_delete_information_t, |
| cypher_delete_item_t, |
| cypher_merge_information_t |
| } ag_node_tag; |
| |
| void register_ag_nodes(void); |
| |
| ExtensibleNode *_new_ag_node(Size size, ag_node_tag tag); |
| |
| #define new_ag_node(size, tag) \ |
| ( \ |
| AssertMacro((size) >= sizeof(ExtensibleNode)), \ |
| AssertMacro(tag != ag_node_invalid_t), \ |
| _new_ag_node(size, tag) \ |
| ) |
| |
| #define make_ag_node(type) \ |
| ((type *)new_ag_node(sizeof(type), CppConcat(type, _t))) |
| |
| static inline bool _is_ag_node(Node *node, const char *extnodename) |
| { |
| ExtensibleNode *extnode; |
| |
| if (!IsA(node, ExtensibleNode)) |
| return false; |
| |
| extnode = (ExtensibleNode *)node; |
| if (strcmp(extnode->extnodename, extnodename) == 0) |
| return true; |
| |
| return false; |
| } |
| |
| #define is_ag_node(node, type) _is_ag_node((Node *)(node), CppAsString(type)) |
| #define get_ag_node_tag(node) ((ag_node_tag)(((ExtensibleNode *)(node))->extnodename)) |
| |
| #endif |