cleanup and formatting

ortools/linear_solver/model_exporter.cc

@@ -57,7 +57,7 @@ class LineBreaker {
 
   // Returns true if string s will fit on the current line without adding a
   // carriage return.
-  bool WillFit(const std::string& s) {
+  bool WillFit(absl::string_view s) {
     return line_size_ + static_cast<int>(s.size()) < max_line_size_;
   }
 

ortools/linear_solver/xpress_interface.cc

@@ -20,8 +20,8 @@
 #include <limits>
 #include <memory>
 #include <mutex>
-#include <string>
 #include <numeric>
+#include <string>
 
 #include "absl/strings/numbers.h"
 #include "absl/strings/str_format.h"
@@ -1094,7 +1094,8 @@ void XpressInterface::SetCoefficient(MPConstraint* const constraint,
                                      double new_value, double) {
   InvalidateSolutionSynchronization();
 
-  fixedOrderCoefficientsPerConstraint[constraint->index()][variable->index()] = new_value;
+  fixedOrderCoefficientsPerConstraint[constraint->index()][variable->index()] =
+      new_value;
 
   // Changing a single coefficient in the matrix is potentially pretty
   // slow since that coefficient has to be found in the sparse matrix

ortools/linear_solver/xpress_interface_test.cc

@@ -159,7 +159,7 @@ class XPRSGetter {
     std::string value(280, '\0');
     int valueSize;
     EXPECT_STATUS(XPRSgetstringattrib(prob(), attrib, &value[0], value.size(),
-                                       &valueSize));
+                                      &valueSize));
     value.resize(valueSize - 1);
     return value;
   }