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Merge pull request #7 from wlawski/custom-storage

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Allow saving SES to provided data storage
This commit is contained in:
Tatsuhiko Kubo
2020-09-22 13:37:29 +09:00
committed by GitHub
parent ef50138616 ea5975a080
commit b83e617aab
5 changed files with 100 additions and 11 deletions
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23
examples/SConstruct
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@@ -26,17 +26,18 @@ for lib in libs:
conf.Finish()
targets = { 'strdiff' : ['strdiff.cpp', 'common.cpp'], # diff between two string sequences
'intdiff' : ['intdiff.cpp'], # diff between two integer sequences
'unidiff' : ['unidiff.cpp', 'common.cpp'], # unified diff between two files
'unistrdiff' : ['unistrdiff.cpp', 'common.cpp'], # unified diff between two strings
'bdiff' : ['bdiff.cpp', 'common.cpp'], # diff between two byte sequences
'strdiff3' : ['strdiff3.cpp', 'common.cpp'], # three-way string diff program using dtl
'intdiff3' : ['intdiff3.cpp'], # three-way integer diff program using dtl
'patch' : ['patch.cpp', 'common.cpp'], # string patch program using dtl
'fpatch' : ['fpatch.cpp', 'common.cpp'], # file patch program using dtl
'st2ses' : ['st2ses.cpp', 'common.cpp'], # convert SES format file to SES instance
'strdiff_cp' : ['strdiff_cp.cpp', 'common.cpp'], # diff between two string sequences with custom printer
targets = { 'strdiff' : ['strdiff.cpp', 'common.cpp'], # diff between two string sequences
'intdiff' : ['intdiff.cpp'], # diff between two integer sequences
'unidiff' : ['unidiff.cpp', 'common.cpp'], # unified diff between two files
'unistrdiff' : ['unistrdiff.cpp', 'common.cpp'], # unified diff between two strings
'bdiff' : ['bdiff.cpp', 'common.cpp'], # diff between two byte sequences
'strdiff3' : ['strdiff3.cpp', 'common.cpp'], # three-way string diff program using dtl
'intdiff3' : ['intdiff3.cpp'], # three-way integer diff program using dtl
'patch' : ['patch.cpp', 'common.cpp'], # string patch program using dtl
'fpatch' : ['fpatch.cpp', 'common.cpp'], # file patch program using dtl
'st2ses' : ['st2ses.cpp', 'common.cpp'], # convert SES format file to SES instance
'strdiff_cp' : ['strdiff_cp.cpp', 'common.cpp'], # diff between two string sequences with custom printer
'strdiff_storage' : ['strdiff_storage.cpp', 'common.cpp'], # diff between two string sequences with custom storage
}
[ env.Program(target, targets[target]) for target in targets ]

27
examples/storage.hpp Normal file
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@@ -0,0 +1,27 @@
#ifndef DTL_STORAGE
#define DTL_STORAGE
#include <dtl/dtl.hpp>
template <typename sesElem, typename storedData >
class CustomStorage : public dtl::Storage < sesElem, storedData >
{
public :
CustomStorage(storedData& sd) : dtl::Storage < sesElem, storedData > (sd) {}
~CustomStorage() {}
void operator() (const sesElem& se) const {
switch (se.second.type) {
case dtl::SES_ADD:
this->storedData_ = this->storedData_ + "Add: " + se.first + "\n";
break;
case dtl::SES_DELETE:
this->storedData_ = this->storedData_ + "Delete: " + se.first + "\n";
break;
case dtl::SES_COMMON:
this->storedData_ = this->storedData_ + "Common: " + se.first + "\n";
break;
}
}
};
#endif // DTL_STORAGE

38
examples/strdiff_storage.cpp Normal file
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@@ -0,0 +1,38 @@
#include <dtl/dtl.hpp>
#include "common.hpp"
#include <iostream>
#include <string>
#include "storage.hpp"
using namespace std;
using dtl::Diff;
int main(int argc, char *argv[]){
if (isFewArgs(argc)) {
cerr << "Too few arguments." << endl;
return -1;
}
typedef char elem;
typedef string sequence;
sequence A(argv[1]);
sequence B(argv[2]);
Diff< elem, sequence > d(A, B);
d.compose();
// Shortest Edit Script
cout << "SES" << endl;
string result;
d.storeSES < string, CustomStorage > (result);
cout << result;
return 0;
}