Crevice  0.1
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Token.cc
1 /*
2  * File: Token.cc
3  *
4  * Copyright 2014 Heinrich Schuchardt <xypron.glpk@gmx.de>
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 #include <iostream>
20 #include <sstream>
21 #include "Token.h"
22 
27 Token::Token(double val) {
28  type = NUMERIC;
29  value = val;
30 }
31 
37 Token::Token(Token::Type typ, Ustring &ustr) {
38  type = typ;
39  text = ustr;
40  value = 0;
41 }
42 
47 Token::Token(const Token &orig) {
48  type = orig.type;
49  text = orig.text;
50  value = orig.value;
51 }
52 
57 }
58 
64 std::string* Token::operator>>(std::string &str) {
65  if (type == NUMERIC) {
66  std::stringstream s;
67  s << value;
68  str = s.str().c_str();
69  } else {
70  text >> str;
71  }
72  return &str;
73 }