Revise C++ coding style using clang-format

Run the `Utilities/Scripts/clang-format.bash` script to update
all our C++ code to a new style defined by `.clang-format`.
Use `clang-format` version 3.8.

* If you reached this commit for a line in `git blame`, re-run the blame
  operation starting at the parent of this commit to see older history
  for the content.

* See the parent commit for instructions to rebase a change across this
  style transition commit.

1 files changed, 20 insertions, 25 deletions

diff --git a/Source/cmGeneratorExpressionLexer.cxx b/Source/cmGeneratorExpressionLexer.cxx
index 6a1ddf493d..5a4eccc964 100644
--- a/Source/cmGeneratorExpressionLexer.cxx
+++ b/Source/cmGeneratorExpressionLexer.cxx
@@ -11,68 +11,63 @@
 ============================================================================*/
 #include "cmGeneratorExpressionLexer.h"
 
-
 cmGeneratorExpressionLexer::cmGeneratorExpressionLexer()
-  : SawBeginExpression(false), SawGeneratorExpression(false)
+  : SawBeginExpression(false)
+  , SawGeneratorExpression(false)
 {
-
 }
 
-static void InsertText(const char *upto, const char *c,
-                        std::vector<cmGeneratorExpressionToken> &result)
+static void InsertText(const char* upto, const char* c,
+                       std::vector<cmGeneratorExpressionToken>& result)
 {
-  if (upto != c)
-    {
+  if (upto != c) {
     result.push_back(cmGeneratorExpressionToken(
-                          cmGeneratorExpressionToken::Text, upto, c - upto));
-    }
+      cmGeneratorExpressionToken::Text, upto, c - upto));
+  }
 }
 
-std::vector<cmGeneratorExpressionToken>
-cmGeneratorExpressionLexer::Tokenize(const std::string& input)
+std::vector<cmGeneratorExpressionToken> cmGeneratorExpressionLexer::Tokenize(
+  const std::string& input)
 {
   std::vector<cmGeneratorExpressionToken> result;
 
-  const char *c = input.c_str();
-  const char *upto = c;
+  const char* c = input.c_str();
+  const char* upto = c;
 
-  for ( ; *c; ++c)
-    {
-    switch(*c)
-      {
+  for (; *c; ++c) {
+    switch (*c) {
       case '$':
-        if(c[1] == '<')
-          {
+        if (c[1] == '<') {
           InsertText(upto, c, result);
           result.push_back(cmGeneratorExpressionToken(
-                           cmGeneratorExpressionToken::BeginExpression, c, 2));
+            cmGeneratorExpressionToken::BeginExpression, c, 2));
           upto = c + 2;
           ++c;
           SawBeginExpression = true;
-          }
+        }
         break;
       case '>':
         InsertText(upto, c, result);
         result.push_back(cmGeneratorExpressionToken(
-                            cmGeneratorExpressionToken::EndExpression, c, 1));
+          cmGeneratorExpressionToken::EndExpression, c, 1));
         upto = c + 1;
         SawGeneratorExpression = SawBeginExpression;
         break;
       case ':':
         InsertText(upto, c, result);
         result.push_back(cmGeneratorExpressionToken(
-                            cmGeneratorExpressionToken::ColonSeparator, c, 1));
+          cmGeneratorExpressionToken::ColonSeparator, c, 1));
         upto = c + 1;
         break;
       case ',':
         InsertText(upto, c, result);
         result.push_back(cmGeneratorExpressionToken(
-                            cmGeneratorExpressionToken::CommaSeparator, c, 1));
+          cmGeneratorExpressionToken::CommaSeparator, c, 1));
         upto = c + 1;
         break;
       default:
         break;
-      }
+    }
   }
   InsertText(upto, c, result);