improving format by clang-format

xwu36 · Jun 26, 2015 · f266ca1 · f266ca1
1 parent fb80272
commit f266ca1
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diff --git a/.clang-format b/.clang-format
@@ -0,0 +1,65 @@
+---
+Language:        Cpp
+# BasedOnStyle:  LLVM
+AccessModifierOffset: 0
+AlignAfterOpenBracket: true
+AlignEscapedNewlinesLeft: false
+AlignOperands:   true
+AlignTrailingComments: true
+AlignConsecutiveAssignments: false
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortIfStatementsOnASingleLine: true
+AllowShortLoopsOnASingleLine: true
+AllowShortFunctionsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: false
+AlwaysBreakTemplateDeclarations: false
+AlwaysBreakBeforeMultilineStrings: false
+BreakBeforeBinaryOperators: None
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializersBeforeComma: false
+BinPackParameters: true
+BinPackArguments: true
+ColumnLimit:     80
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+ConstructorInitializerIndentWidth: 4
+DerivePointerAlignment: false
+ExperimentalAutoDetectBinPacking: false
+IndentCaseLabels: false
+IndentWrappedFunctionNames: false
+IndentFunctionDeclarationAfterType: false
+MaxEmptyLinesToKeep: 1
+KeepEmptyLinesAtTheStartOfBlocks: true
+NamespaceIndentation: None
+ObjCBlockIndentWidth: 2
+ObjCSpaceAfterProperty: false
+ObjCSpaceBeforeProtocolList: true
+PenaltyBreakBeforeFirstCallParameter: 19
+PenaltyBreakComment: 300
+PenaltyBreakString: 1000
+PenaltyBreakFirstLessLess: 120
+PenaltyExcessCharacter: 1000000
+PenaltyReturnTypeOnItsOwnLine: 60
+PointerAlignment: Right
+SpacesBeforeTrailingComments: 1
+Cpp11BracedListStyle: true
+Standard:        Cpp11
+IndentWidth:     4
+TabWidth:        4
+UseTab:          Never
+BreakBeforeBraces: Stroustrup
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+SpacesInAngles:  false
+SpaceInEmptyParentheses: false
+SpacesInCStyleCastParentheses: false
+SpaceAfterCStyleCast: false
+SpacesInContainerLiterals: true
+SpaceBeforeAssignmentOperators: true
+ContinuationIndentWidth: 4
+CommentPragmas:  '^ IWYU pragma:'
+ForEachMacros:   [ foreach, Q_FOREACH, BOOST_FOREACH ]
+SpaceBeforeParens: ControlStatements
+DisableFormat:   false
+...
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -25,7 +25,10 @@ int main()
 }
 ```
 
-Thank you for your suggestions!
+If you intall **[ClangFormat](http://clang.llvm.org/docs/ClangFormat.html)**, You wouldn't care about the format, just run the command:
+```sh
+clang-format -i your-code.cpp
+```
 
 #### Tips for good commits and issues.
 

diff --git a/ch01/ex1_20.cpp b/ch01/ex1_20.cpp
@@ -4,8 +4,7 @@
 int main()
 {
     Sales_item item;
-    while (std::cin >> item)
-        std::cout << item << std::endl;
+    while (std::cin >> item) std::cout << item << std::endl;
 
     return 0;
 }
diff --git a/ch01/ex1_23.cpp b/ch01/ex1_23.cpp
@@ -10,7 +10,8 @@ int main()
             if (valItem.isbn() == currItem.isbn())
                 ++cnt;
             else {
-                std::cout << currItem << " occurs " << cnt << " times " << std::endl;
+                std::cout << currItem << " occurs " << cnt << " times "
+                          << std::endl;
                 currItem = valItem;
                 cnt = 1;
             }

diff --git a/ch02/ex2_04.cpp b/ch02/ex2_04.cpp
@@ -2,14 +2,14 @@
 
 int main()
 {
-  unsigned u = 10, u2 = 42;
-  std::cout << u2 - u << std::endl; // 32
-  std::cout << u - u2 << std::endl; // 4294967264
-  int i = 10, i2 = 42;
-  std::cout << i2 - i << std::endl; // 32
-  std::cout << i - i2 << std::endl; // -32
-  std::cout << i - u << std::endl; // 0
-  std::cout << u - i << std::endl; // 0
-  
-  return 0;
+    unsigned u = 10, u2 = 42;
+    std::cout << u2 - u << std::endl; // 32
+    std::cout << u - u2 << std::endl; // 4294967264
+    int i = 10, i2 = 42;
+    std::cout << i2 - i << std::endl; // 32
+    std::cout << i - i2 << std::endl; // -32
+    std::cout << i - u << std::endl;  // 0
+    std::cout << u - i << std::endl;  // 0
+
+    return 0;
 }
diff --git a/ch02/ex2_34.cpp b/ch02/ex2_34.cpp
@@ -2,19 +2,23 @@
 
 int main()
 {
-  int i = 0, &r = i;
-  auto a = r;   // a is an int (r is an alias for i, which has type int)
+    int i = 0, &r = i;
+    auto a = r; // a is an int (r is an alias for i, which has type int)
 
-  const int ci = i, &cr = ci;
-  auto b = ci; // b is an int (top-level const in ci is dropped)
-  auto c = cr; // c is an int (cr is an alias for ci whose const is top-level)
-  auto d = &i; // d is an int* (& ofan int objectis int*)
-  auto e = &ci; // e is const int*(& of a const object is low-level const)
+    const int ci = i, &cr = ci;
+    auto b = ci; // b is an int (top-level const in ci is dropped)
+    auto c = cr; // c is an int (cr is an alias for ci whose const is top-level)
+    auto d = &i; // d is an int* (& ofan int objectis int*)
+    auto e = &ci; // e is const int*(& of a const object is low-level const)
 
-  const auto f = ci; // deduced type of ci is int; f has type const int
-  auto &g = ci; // g is a const int& that is bound to ci
+    const auto f = ci; // deduced type of ci is int; f has type const int
+    auto &g = ci;      // g is a const int& that is bound to ci
 
-  a=42; b=42; c=42; *d=42; e=&c;
+    a = 42;
+    b = 42;
+    c = 42;
+    *d = 42;
+    e = &c;
 
-  return 0;
+    return 0;
 }
diff --git a/ch02/ex2_35.cpp b/ch02/ex2_35.cpp
@@ -3,19 +3,17 @@
 
 int main()
 {
-  const int i = 42;
-  auto j = i;
-  const auto &k = i;
-  auto *p = &i;
-  const auto j2 = i, &k2 = i;
+    const int i = 42;
+    auto j = i;
+    const auto &k = i;
+    auto *p = &i;
+    const auto j2 = i, &k2 = i;
 
-  // print i means int, and PKi means pointer to const int.
-  std::cout << "j is " << typeid(j).name()
-            << "\nk is " << typeid(k).name()
-            << "\np is " << typeid(p).name()
-            << "\nj2 is " << typeid(j2).name()
-            << "\nk2 is " << typeid(k2).name()
-            << std::endl;
+    // print i means int, and PKi means pointer to const int.
+    std::cout << "j is " << typeid(j).name() << "\nk is " << typeid(k).name()
+              << "\np is " << typeid(p).name() << "\nj2 is "
+              << typeid(j2).name() << "\nk2 is " << typeid(k2).name()
+              << std::endl;
 
-  return 0;
+    return 0;
 }
diff --git a/ch02/ex2_42.h b/ch02/ex2_42.h
@@ -1,54 +1,51 @@
 #include <string>
 #include <iostream>
 
-struct Sales_data
-{
-  std::string bookNo;
-  unsigned units_sold = 0;
-  double revenue = 0.0;
-
-  void CalcRevenue(double price);
-  double CalcAveragePrice();
-  void SetData(Sales_data data);
-  void AddData(Sales_data data);
-  void Print();
+struct Sales_data {
+    std::string bookNo;
+    unsigned units_sold = 0;
+    double revenue = 0.0;
+
+    void CalcRevenue(double price);
+    double CalcAveragePrice();
+    void SetData(Sales_data data);
+    void AddData(Sales_data data);
+    void Print();
 };
 
 void Sales_data::CalcRevenue(double price)
 {
-  revenue = units_sold * price;
+    revenue = units_sold * price;
 }
 
 void Sales_data::SetData(Sales_data data)
 {
-  bookNo = data.bookNo;
-  units_sold = data.units_sold;
-  revenue = data.revenue;
+    bookNo = data.bookNo;
+    units_sold = data.units_sold;
+    revenue = data.revenue;
 }
 
 void Sales_data::AddData(Sales_data data)
 {
-  if (bookNo != data.bookNo) return;
-  units_sold += data.units_sold;
-  revenue += data.revenue;
+    if (bookNo != data.bookNo) return;
+    units_sold += data.units_sold;
+    revenue += data.revenue;
 }
 
 double Sales_data::CalcAveragePrice()
 {
-  if (units_sold != 0)
-    return revenue/units_sold;
-  else
-    return 0.0;
+    if (units_sold != 0)
+        return revenue / units_sold;
+    else
+        return 0.0;
 }
 
 void Sales_data::Print()
 {
-  std::cout << bookNo << " " << units_sold << " " << revenue << " ";
-  double averagePrice = CalcAveragePrice();
-  if (averagePrice != 0.0)
-    std::cout << averagePrice << std::endl;
-  else
-    std::cout << "(no sales)" << std::endl;
+    std::cout << bookNo << " " << units_sold << " " << revenue << " ";
+    double averagePrice = CalcAveragePrice();
+    if (averagePrice != 0.0)
+        std::cout << averagePrice << std::endl;
+    else
+        std::cout << "(no sales)" << std::endl;
 }
-
-
diff --git a/ch02/ex2_42_1.cpp b/ch02/ex2_42_1.cpp
@@ -3,11 +3,11 @@
 
 int main()
 {
-  Sales_data book;
-  double price;
-  std::cin >> book.bookNo >> book.units_sold >> price;
-  book.CalcRevenue(price);
-  book.Print();
+    Sales_data book;
+    double price;
+    std::cin >> book.bookNo >> book.units_sold >> price;
+    book.CalcRevenue(price);
+    book.Print();
 
-  return 0;
+    return 0;
 }
diff --git a/ch02/ex2_42_2.cpp b/ch02/ex2_42_2.cpp
@@ -3,23 +3,21 @@
 
 int main()
 {
-  Sales_data book1, book2;
-  double price1, price2;
-  std::cin >> book1.bookNo >> book1.units_sold >> price1;
-  std::cin >> book2.bookNo >> book2.units_sold >> price2;
-  book1.CalcRevenue(price1);
-  book2.CalcRevenue(price2);
+    Sales_data book1, book2;
+    double price1, price2;
+    std::cin >> book1.bookNo >> book1.units_sold >> price1;
+    std::cin >> book2.bookNo >> book2.units_sold >> price2;
+    book1.CalcRevenue(price1);
+    book2.CalcRevenue(price2);
 
-  if (book1.bookNo == book2.bookNo)
-  {
-    book1.AddData(book2);
-    book1.Print();
+    if (book1.bookNo == book2.bookNo) {
+        book1.AddData(book2);
+        book1.Print();
 
-    return 0;
-  }
-  else
-  {
-    std::cerr << "Data must refer to same ISBN" << std::endl;
-    return -1;  // indicate failure
-  }
+        return 0;
+    }
+    else {
+        std::cerr << "Data must refer to same ISBN" << std::endl;
+        return -1; // indicate failure
+    }
 }
diff --git a/ch02/ex2_42_3.cpp b/ch02/ex2_42_3.cpp
@@ -3,36 +3,31 @@
 
 int main()
 {
-  Sales_data total;
-  double totalPrice;
-  if (std::cin >> total.bookNo >> total.units_sold >> totalPrice)
-  {
-    total.CalcRevenue(totalPrice);
+    Sales_data total;
+    double totalPrice;
+    if (std::cin >> total.bookNo >> total.units_sold >> totalPrice) {
+        total.CalcRevenue(totalPrice);
 
-    Sales_data trans;
-    double transPrice;
-    while (std::cin >> trans.bookNo >> trans.units_sold >> transPrice)
-    {
-      trans.CalcRevenue(transPrice);
+        Sales_data trans;
+        double transPrice;
+        while (std::cin >> trans.bookNo >> trans.units_sold >> transPrice) {
+            trans.CalcRevenue(transPrice);
 
-      if (total.bookNo == trans.bookNo)
-      {
-        total.AddData(trans);
-      }
-      else
-      {
-        total.Print();
-        total.SetData(trans);
-      }
-    }
+            if (total.bookNo == trans.bookNo) {
+                total.AddData(trans);
+            }
+            else {
+                total.Print();
+                total.SetData(trans);
+            }
+        }
 
-    total.Print();
+        total.Print();
 
-    return 0;
-  }
-  else
-  {
-    std::cerr << "No data?!" << std::endl;
-    return -1;  // indicate failure
-  }
+        return 0;
+    }
+    else {
+        std::cerr << "No data?!" << std::endl;
+        return -1; // indicate failure
+    }
 }