1 #include <iostream>
  2 #include <initializer_list>
  3 #include <cassert>
  4 #include <cmath>
  5 
  6 #include "mpi.h"
  7 
  8 using namespace std;
  9 
 10 template <unsigned rowCount
 11         , unsigned columnCount
 12         , typename T = float>
 13 class  Matrix
 14 {
 15 public:
 16   static const int rowCount_ = rowCount;
 17   static const int columnCount_ = columnCount;
 18 
 19   T e[columnCount * rowCount];
 20 
 21   Matrix(std::initializer_list<T> l)
 22   {
 23     assert(l.size() == rowCount * columnCount);
 24     for (auto i = l.begin(); i!= l.end(); ++i)
 25     {
 26       e[i - l.begin()] = *i;
 27     }
 28   }
 29 
 30   Matrix(std::initializer_list<std::initializer_list<T>> l)
 31   {
 32     assert(l.size() == rowCount);
 33     for (auto r = l.begin(); r != l.end(); ++r)
 34     {
 35       assert(r->size() == columnCount);
 36       for (auto c = r->begin(); c != r->end(); ++c)
 37       {
 38         e[(r - l.begin()) * columnCount + (c - r->begin())] = *c;
 39       }
 40     }
 41   }
 42 
 43   Matrix()
 44   {
 45 
 46   }
 47 
 48   void print()
 49   {
 50     for (int i = 0; i < rowCount; i++)
 51     {
 52       for (int j = 0; j < columnCount; j++)
 53       {
 54         cout << e[i * columnCount + j] << " ";
 55       }
 56       cout << endl;
 57     }
 58   }
 59 };
 60 
 61 template <unsigned RC1
 62         , unsigned CRC12
 63         , unsigned CC2
 64         , typename T>
 65 Matrix<RC1, CC2, T> operator *(const Matrix<RC1, CRC12, T>& lhs
 66                              , const Matrix<CRC12, CC2, T>& rhs)
 67 {
 68   Matrix<RC1, CC2, T> r;
 69 
 70   for (int i = 0; i < CC2; i++)
 71   {
 72     for (int j = 0; j < RC1; j++)
 73     {
 74       T s = T();
 75       for (int k = 0; k < CRC12; k++)
 76       {
 77         s += lhs.e[CRC12 * j + k] * rhs.e[CC2 * k + i];
 78       }
 79       r.e[j * CC2 + i] = s;
 80     }
 81   }
 82 
 83   return r;
 84 }
 85 
 86 Matrix<2, 3> a = {{1.0, 2.0, 3.0,},
 87                   {4.0, 5.0, 6.0,}};
 88 
 89 Matrix<3, 6> b = {1.0, 2.0, 3.0, 4.0, 5.0, 6.0,
 90                   7.0, 8.0, 9.0, 1.0, 2.0, 3.0,
 91                   4.0, 5.0, 6.0, 7.0, 8.0, 9.0};
 92 
 93 int main(int argc, char** argv)
 94 {
 95   a.print();
 96   b.print();
 97 
 98   auto c = a * b;
 99   c.print();
100   return 0;
101 }

 1 function connect() {
 2 
 3 // All of sudden a very very long line of comment appears. All of sudden a very very long line of comment appears. All of sudden a very very long line of comment appears. And breaks code layout.
 4 
 5 return new Promise(function (resolve, reject) {
 6   utils.assert(sid_ !== undefined, 'sid is undefined');
 7   utils.assert(wsURI_ !== undefined, 'wsURI is undefined');
 8 
 9   socket = new WebSocket(wsURI_);
10 
11   socket.onmessage = function (event) {
12     var data = JSON.parse(event.data);
13 
14     if (data.tick !== undefined) {
15       if (tickHandler_ !== undefined) {
16         tickHandler_(data);
17       }
18 
19     } else {
20       var queue = promiseHandlers[data.action];
21       if (queue === undefined || queue.length === 0) {
22         // TODO: unexpected error
23       }
24       var handler = queue.shift();
25       if (data.result === 'ok') {
26         handler.resolve(data);
27       } else {
28         utils.logError(event.data);
29         handler.reject(data);
30       }
31     }
32   };
33 
34   socket.onopen = function (event) {
35     resolve();
36   };
37 
38   socket.onclose = function (event) {
39     if (event.wasClean) {
40       console.log('Connection closed.');
41 
42     } else {
43       console.log('Connection is lost.');
44     }
45     console.log('[Code: ' + event.code + ', reason: ' + event.reason + ']');
46     socket = undefined;
47   };
48 });
49 }