chromium/third_party/cld_3/src/src/fml_parser.h

/* Copyright 2016 Google Inc. All Rights Reserved.

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

    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.
==============================================================================*/

// Feature modeling language (fml) parser.
//
// BNF grammar for fml:
//
// <feature model> ::= { <feature extractor> }
//
// <feature extractor> ::= <extractor spec> |
//                         <extractor spec> '.' <feature extractor> |
//                         <extractor spec> '{' { <feature extractor> } '}'
//
// <extractor spec> ::= <extractor type>
//                      [ '(' <parameter list> ')' ]
//                      [ ':' <extractor name> ]
//
// <parameter list> = ( <parameter> | <argument> ) { ',' <parameter> }
//
// <parameter> ::= <parameter name> '=' <parameter value>
//
// <extractor type> ::= NAME
// <extractor name> ::= NAME | STRING
// <argument> ::= NUMBER
// <parameter name> ::= NAME
// <parameter value> ::= NUMBER | STRING | NAME

#ifndef FML_PARSER_H_
#define FML_PARSER_H_

#include <string>

#include "base.h"
#include "cld_3/protos/feature_extractor.pb.h"

namespace chrome_lang_id {

class FMLParser { … };

}  // namespace chrome_lang_id

#endif  // FML_PARSER_H_