Changeset 4182

Timestamp:

Jun 16, 2022, 2:20:19 AM (8 weeks ago)

Author:

Peter

Message:

avoid long lines

Location:

trunk/yat/utility

Files:

• OptionVersion.cc (modified) (4 diffs)
• OptionVersion.h (modified) (2 diffs)

trunk/yat/utility/OptionVersion.cc

@@ -38 +38 @@
                                 const std::string& version,
                                 const std::string& copyright_year,
-                                std::vector<std::string> authors,
+                                const std::vector<std::string>& authors,
                                 const std::string& package,
                                 std::string name,
@@ -48 +48 @@
   {
     std::ostringstream os;
-    print(os, authors_);
+    print(os, authors_, 14);
     copyright_holder_ = os.str();
 
@@ -83 +83 @@
 
     std::ostringstream os;
-    print(os, authors_);
+    print(os, authors_, 14);
     if (os.str() != copyright_holder_)
-      std::cout << "\nWritten by " << os.str() << "\n";
+      std::cout << "\nWritten by ";
+    print(os, authors_, 11);
+    std::cout << "\n";
 
     exit(EXIT_SUCCESS);
@@ -92 +94 @@
 
   void OptionVersion::print(std::ostream& os,
-                            const std::vector<std::string>& names) const
+                            const std::vector<std::string>& names,
+                            size_t offset) const
   {
     for (size_t i=0; i<names.size(); ++i) {
-      os << names[i];
-      if (i+2 == names.size())
-        os << " and ";
-      else if (i+2 < names.size())
-        os << ", ";
+      if (i+1 == names.size())
+        print(os, " and ", offset);
+      else if (i)
+        print(os, ", ", offset);
+      print(os, names[i], offset);
     }
   }
 
 
+  void OptionVersion::print(std::ostream& os, const std::string& str,
+                            size_t& offset) const
+  {
+    if (offset + str.size() > 80) {
+      os << "\n";
+      size_t skip = str.find_first_not_of(" ");
+      os << str.substr(skip);
+      offset = str.size() - skip;
+    }
+    else {
+      os << str;
+      offset += str.size();
+    }
+  }
+
 }}} // of namespace utility, yat, and theplu

trunk/yat/utility/OptionVersion.h

@@ -71 +71 @@
                   const std::string& version,
                   const std::string& copyright_year,
-                  std::vector<std::string> authors,
+                  const std::vector<std::string>& authors,
                   const std::string& package="",
                   std::string name="v,version",
@@ -107 +107 @@
     std::string copyright_holder_;
     std::string license_;
-    void print(std::ostream& os, const std::vector<std::string>&) const;
+    void print(std::ostream& os, const std::vector<std::string>&,
+               size_t offset) const;
+    void print(std::ostream& os, const std::string&, size_t& offset) const;
   };