| OpenMS 2.5.0

ListUtilsIO.h
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2 // OpenMS -- Open-Source Mass Spectrometry
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4 // Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
5 // ETH Zurich, and Freie Universitaet Berlin 2002-2020.
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30 // --------------------------------------------------------------------------
31 // $Maintainer: Timo Sachsenberg $
32 // $Authors: Stephan Aiche $
33 // --------------------------------------------------------------------------
34
35 #pragma once
36
37 #include <OpenMS/DATASTRUCTURES/String.h>
38
39 #include <iterator>
40 #include <ostream>
41 #include <vector>
42
43 // This header collects io relevant parts of ListUtils. Separating the from the
44 // rest avoids inclusion of ostream headers in a lot of classes.
45
46 namespace OpenMS
47 {
54 template <typename T>
55 inline std::ostream& operator<<(std::ostream& os, const std::vector<T>& v)
56 {
57 os << "[";
58
59 if (!v.empty())
60 {
61 for (auto it = v.begin(); it < v.end() - 1; ++it)
62 { // convert to String manually, since this is much faster than ostreams build-in conversion;
63 // If T is a String, the compiler will (hopefully) elide the copy
64 os << String(*it) << ", ";
65 }
66 os << String(v.back());
67 }
68
69 os << "]";
70 return os;
71 }
72
73 template<typename T>
74 struct VecLowPrecision
75 {
76 const std::vector<T>& value;
77 VecLowPrecision(const std::vector<T>& v) : value(v) {}
78 };
81 template <typename T>
82 inline std::ostream& operator<<(std::ostream& os, const VecLowPrecision<T>& val)
83 {
84 os << "[";
85 const auto& v = val.value;
86 if (!v.empty())
87 {
88 for (auto it = v.begin(); it < v.end() - 1; ++it)
89 { // convert to String manually, since this is much faster than ostreams build-in conversion;
90 os << String(*it, false) << ", ";
91 }
92 os << String(v.back(), false);
93 }
94
95 os << "]";
96 return os;
97 }
98
100 template <typename TString>
101 inline std::vector<String>& operator<<(std::vector<String>& sl, const TString& string)
102 {
103 sl.push_back(string);
104 return sl;
105 }
106
107 }
108
OpenMS::String
A more convenient string class.
Definition: String.h:58
String.h
OpenMS
Main OpenMS namespace.
Definition: FeatureDeconvolution.h:46
OpenMS::VecLowPrecision::value
const std::vector< T > & value
Definition: ListUtilsIO.h:76
OpenMS::VecLowPrecision
Definition: ListUtilsIO.h:74
OpenMS::VecLowPrecision::VecLowPrecision
VecLowPrecision(const std::vector< T > &v)
Definition: ListUtilsIO.h:77