tree-sitter/spec/compiler/helpers/stream_methods.h
2014-08-07 08:11:21 -07:00

86 lines
2.1 KiB
C++

#ifndef tree_sitter_stream_methods_h
#define tree_sitter_stream_methods_h
#include <iostream>
#include <set>
#include <unordered_map>
#include <map>
#include <unordered_set>
#include <vector>
using std::cout;
namespace std {
template<typename T>
inline std::ostream& operator<<(std::ostream &stream, const std::vector<T> &vector) {
stream << std::string("#<vector: ");
bool started = false;
for (auto item : vector) {
if (started) stream << std::string(", ");
stream << item;
started = true;
}
return stream << ">";
}
template<typename T>
inline std::ostream& operator<<(std::ostream &stream, const std::set<T> &set) {
stream << std::string("#<set: ");
bool started = false;
for (auto item : set) {
if (started) stream << std::string(", ");
stream << item;
started = true;
}
return stream << ">";
}
template<typename T>
inline std::ostream& operator<<(std::ostream &stream, const std::unordered_set<T> &set) {
stream << std::string("#<set: ");
bool started = false;
for (auto item : set) {
if (started) stream << std::string(", ");
stream << item;
started = true;
}
return stream << ">";
}
template<typename TKey, typename TValue>
inline std::ostream& operator<<(std::ostream &stream, const std::map<TKey, TValue> &map) {
stream << std::string("#<map: ");
bool started = false;
for (auto pair : map) {
if (started) stream << std::string(", ");
stream << pair.first;
stream << std::string(" => ");
stream << pair.second;
started = true;
}
return stream << ">";
}
template<typename TKey, typename TValue>
inline std::ostream& operator<<(std::ostream &stream, const std::unordered_map<TKey, TValue> &map) {
stream << std::string("#<map: ");
bool started = false;
for (auto pair : map) {
if (started) stream << std::string(", ");
stream << pair.first;
stream << std::string(" => ");
stream << pair.second;
started = true;
}
return stream << ">";
}
template<typename T1, typename T2>
inline std::ostream& operator<<(std::ostream &stream, const std::pair<T1, T2> &pair) {
return stream << "{" << pair.first << ", " << pair.second << "}";
}
} // namespace std
#endif