init

examples/fpatch.cpp

@@ -0,0 +1,73 @@
+
+#include <dtl/dtl.hpp>
+#include "common.hpp"
+#include <iostream>
+#include <sstream>
+#include <fstream>
+#include <vector>
+#include <cassert>
+
+using namespace std;
+
+using dtl::Diff;
+
+int main(int argc, char *argv[]){
+    
+    if (isFewArgs(argc)) {
+        cerr << "Too few arguments." << endl;
+        return -1;
+    }
+    
+    string A(argv[1]);
+    string B(argv[2]);
+    bool   fileExist = true;
+    
+    if (!isFileExist(A)) {
+        cerr << "file A does not exist" << endl;
+        fileExist = false;
+    }
+    
+    if (!isFileExist(B)) {
+        cerr << "file B does not exist" << endl;
+        fileExist = false;
+    }
+    
+    if (!fileExist) {
+        return -1;
+    }
+    
+    typedef string elem;
+    typedef vector< elem > sequence;
+
+    ifstream      Aifs(A.c_str());
+    ifstream      Bifs(B.c_str());
+    elem          buf;
+    sequence      ALines,  BLines;
+    ostringstream ossLine, ossInfo;
+    
+    while(getline(Aifs, buf)){
+        ALines.push_back(buf);
+    }
+    while(getline(Bifs, buf)){
+        BLines.push_back(buf);
+    }
+    
+    Diff< elem > d(ALines, BLines);
+    d.compose();
+    
+    sequence s1 = ALines;
+    sequence s2 = d.patch(s1);
+    
+    // fpatch 
+    assert(BLines == s2);
+    cout << "fpatch succeeded" << endl;
+    
+    d.composeUnifiedHunks();
+    sequence s3 = d.uniPatch(s1);
+    
+    // unipatch 
+    assert(BLines == s3);
+    cout << "unipatch succeeded" << endl;
+    
+    return 0;
+}