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stringIO.C
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1/*---------------------------------------------------------------------------*\
2 ========= |
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4 \\ / O peration |
5 \\ / A nd | www.openfoam.com
6 \\/ M anipulation |
7-------------------------------------------------------------------------------
8 Copyright (C) 2011-2015 OpenFOAM Foundation
9 Copyright (C) 2018-2024 OpenCFD Ltd.
10-------------------------------------------------------------------------------
11License
12 This file is part of OpenFOAM.
13
14 OpenFOAM is free software: you can redistribute it and/or modify it
15 under the terms of the GNU General Public License as published by
16 the Free Software Foundation, either version 3 of the License, or
17 (at your option) any later version.
18
19 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
20 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
21 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
22 for more details.
23
24 You should have received a copy of the GNU General Public License
25 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
26
27\*---------------------------------------------------------------------------*/
29#include "string.H"
30#include "token.H"
31#include "IOstreams.H"
32
33// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
34
37 is >> *this;
38}
39
40
41// * * * * * * * * * * * * * * * IOstream Operators * * * * * * * * * * * * //
42
43Foam::Istream& Foam::operator>>(Istream& is, string& val)
44{
45 token tok(is);
46
47 if (tok.isString())
48 {
49 val = tok.stringToken();
50 }
51 else if (tok.isWord())
52 {
53 // Also accept a plain word as a string
54 val = tok.wordToken();
55 }
56 else
57 {
59 if (tok.good())
60 {
62 << "Wrong token type - expected string, found "
63 << tok.info();
64 }
65 else
66 {
68 << "Bad token - could not get string";
69 }
71 is.setBad();
72 return is;
73 }
74
75 is.check(FUNCTION_NAME);
76 return is;
77}
78
79
80Foam::Ostream& Foam::operator<<(Ostream& os, const string& val)
82 os.write(static_cast<const std::string&>(val));
83 os.check(FUNCTION_NAME);
84 return os;
85}
86
87
88Foam::Ostream& Foam::operator<<(Ostream& os, const std::string& val)
89{
90 os.write(val);
91 os.check(FUNCTION_NAME);
92 return os;
93}
94
95
96// ************************************************************************* //
Useful combination of include files which define Sin, Sout and Serr and the use of IO streams general...
void setBad() noexcept
Set stream state to be 'bad'.
Definition IOstream.H:488
virtual bool check(const char *operation) const
Check IOstream status for given operation.
Definition IOstream.C:45
An Istream is an abstract base class for all input systems (streams, files, token lists etc)....
Definition Istream.H:60
An Ostream is an abstract base class for all output systems (streams, files, token lists,...
Definition Ostream.H:59
string()=default
Default construct.
A token holds an item read from Istream.
Definition token.H:70
const string & stringToken() const
Return const reference to the string contents.
Definition tokenI.H:1076
bool good() const noexcept
True if token is not UNDEFINED or ERROR.
Definition tokenI.H:584
bool isString() const noexcept
Token is string-variant (STRING, EXPRESSION, VARIABLE, VERBATIM, CHAR_DATA).
Definition tokenI.H:1040
const word & wordToken() const
Return const reference to the word contents.
Definition tokenI.H:1022
bool isWord() const noexcept
Token is word-variant (WORD, DIRECTIVE).
Definition tokenI.H:1004
InfoProxy< token > info() const noexcept
Return info proxy, for printing token information to a stream.
Definition token.H:1253
#define FatalIOErrorInFunction(ios)
Report an error message using Foam::FatalIOError.
Definition error.H:629
OBJstream os(runTime.globalPath()/outputName)
#define FUNCTION_NAME
Ostream & operator<<(Ostream &, const boundaryPatch &p)
Write boundaryPatch as dictionary entries (without surrounding braces).
Istream & operator>>(Istream &, directionInfo &)
IOerror FatalIOError
Error stream (stdout output on all processes), with additional 'FOAM FATAL IO ERROR' header text and ...
errorManipArg< error, int > exit(error &err, const int errNo=1)
Definition errorManip.H:125