blob: 414bf48ff48cd91160fbf9420cf949daeb915acc [file] [log] [blame]
Sarah Mashayekhi462dd672020-03-04 20:51:29 +00001// Copyright 2020 The Tint Authors.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#ifndef SRC_VALIDATOR_IMPL_H_
16#define SRC_VALIDATOR_IMPL_H_
17
18#include <string>
19
20#include "src/ast/module.h"
21
22namespace tint {
23
24/// Determines if the module is complete and valid
25class ValidatorImpl {
26 public:
27 /// Constructor
28 ValidatorImpl();
29 ~ValidatorImpl();
30
31 /// Runs the validator
32 /// @param module the module to validate
33 /// @returns true if the validation was successful
34 bool Validate(const ast::Module& module);
35
36 /// @returns error messages from the validator
37 const std::string& error() { return error_; }
38
39 /// @returns true if an error was encountered
40 bool has_error() const { return error_.size() > 0; }
41
42 /// Sets the error string
43 /// @param src the source causing the error
44 /// @param msg the error message
45 void set_error(const Source& src, const std::string& msg);
46
47 /// Validates v-0001: Only allowed import is "GLSL.std.450"
48 /// @param module the modele to check imports
49 /// @returns ture if input complies with v-0001 rule
50 bool CheckImports(const ast::Module& module);
51
52 private:
53 std::string error_;
54};
55
56} // namespace tint
57
58#endif // SRC_VALIDATOR_IMPL_H_