forked from cel-expr/cel-cpp
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathast.cc
More file actions
60 lines (49 loc) · 1.57 KB
/
Copy pathast.cc
File metadata and controls
60 lines (49 loc) · 1.57 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
// Copyright 2022 Google LLC
//
// Licensed 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
//
// https://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.
#include "common/ast.h"
#include <cstdint>
#include "absl/base/no_destructor.h"
#include "absl/base/nullability.h"
#include "common/ast/metadata.h"
namespace cel {
namespace {
const TypeSpec& DynSingleton() {
static absl::NoDestructor<TypeSpec> singleton{TypeSpecKind(DynTypeSpec())};
return *singleton;
}
} // namespace
const TypeSpec* absl_nullable Ast::GetType(int64_t expr_id) const {
auto iter = type_map_.find(expr_id);
if (iter == type_map_.end()) {
return nullptr;
}
return &iter->second;
}
const TypeSpec& Ast::GetTypeOrDyn(int64_t expr_id) const {
if (const TypeSpec* type = GetType(expr_id); type != nullptr) {
return *type;
}
return DynSingleton();
}
const TypeSpec& Ast::GetReturnType() const {
return GetTypeOrDyn(root_expr().id());
}
const Reference* absl_nullable Ast::GetReference(int64_t expr_id) const {
auto iter = reference_map_.find(expr_id);
if (iter == reference_map_.end()) {
return nullptr;
}
return &iter->second;
}
} // namespace cel