Proposing: removing lines with more than one statements.

.astyle.options

@@ -1 +1,13 @@
--n --indent=spaces=2 --keep-one-line-statements --keep-one-line-blocks
+# long options can be written without the preceding '--'
+suffix=none #equivalent to "-n"
+style=attach
+add-braces
+indent=spaces=2
+break-one-line-headers
+
+# old options
+#suffix=none
+#indent=spaces=2
+#keep-one-line-statements
+#keep-one-line-blocks
+# end old options

.git-blame-ignore-revs

@@ -0,0 +1,4 @@
+# .git-blame-ignore-revs
+# https://docs.github.com/en/repositories/working-with-files/using-files/viewing-a-file#ignore-commits-in-the-blame-view
+# new astyle applied to v2.9
+33f1cb86c61c13ef7c545444113ae60f6dd628fd

src/adjmat/ActionWithInputMatrix.cpp

@@ -38,25 +38,38 @@ void ActionWithInputMatrix::registerKeywords( Keywords& keys ) {
 ActionWithInputMatrix::ActionWithInputMatrix(const ActionOptions& ao):
   Action(ao),
   MultiColvarBase(ao),
-  mymatrix(NULL)
-{
+  mymatrix(NULL) {
   matsums=true;
   if( keywords.exists("MATRIX") ) {
     std::vector<AtomNumber> fake_atoms;
-    if( !parseMultiColvarAtomList("MATRIX",-1,fake_atoms ) ) error("unable to interpret input matrix");
-    if( mybasemulticolvars.size()!=1 ) error("should be exactly one matrix input");
+    if( !parseMultiColvarAtomList("MATRIX",-1,fake_atoms ) ) {
+      error("unable to interpret input matrix");
+    }
+    if( mybasemulticolvars.size()!=1 ) {
+      error("should be exactly one matrix input");
+    }
 
     // Retrieve the adjacency matrix of interest
     for(unsigned i=0; i<mybasemulticolvars[0]->getNumberOfVessels(); ++i) {
       mymatrix = dynamic_cast<AdjacencyMatrixVessel*>( mybasemulticolvars[0]->getPntrToVessel(i) );
-      if( mymatrix ) break ;
+      if( mymatrix ) {
+        break ;
+      }
+    }
+    if( !mymatrix ) {
+      error( mybasemulticolvars[0]->getLabel() + " does not calculate an adjacency matrix");
     }
-    if( !mymatrix ) error( mybasemulticolvars[0]->getLabel() + " does not calculate an adjacency matrix");
 
-    atom_lab.resize(0); unsigned nnodes; // Delete all the atom labels that have been created
-    if( mymatrix->undirectedGraph() ) nnodes = (mymatrix->function)->ablocks[0].size();
-    else nnodes = (mymatrix->function)->ablocks[0].size() + (mymatrix->function)->ablocks[1].size();
-    for(unsigned i=0; i<nnodes; ++i) atom_lab.push_back( std::pair<unsigned,unsigned>( 1, i ) );
+    atom_lab.resize(0);
+    unsigned nnodes; // Delete all the atom labels that have been created
+    if( mymatrix->undirectedGraph() ) {
+      nnodes = (mymatrix->function)->ablocks[0].size();
+    } else {
+      nnodes = (mymatrix->function)->ablocks[0].size() + (mymatrix->function)->ablocks[1].size();
+    }
+    for(unsigned i=0; i<nnodes; ++i) {
+      atom_lab.push_back( std::pair<unsigned,unsigned>( 1, i ) );
+    }
   }
 }
 
@@ -77,7 +90,9 @@ AtomNumber ActionWithInputMatrix::getAbsoluteIndexOfCentralAtom(const unsigned&
 }
 
 double ActionWithInputMatrix::retrieveConnectionValue( const unsigned& i, const unsigned& j, std::vector<double>& vals ) const {
-  if( !mymatrix->matrixElementIsActive( i, j ) ) return 0;
+  if( !mymatrix->matrixElementIsActive( i, j ) ) {
+    return 0;
+  }
   unsigned myelem = mymatrix->getStoreIndexFromMatrixIndices( i, j );
 
   // unsigned vi; double df;
@@ -87,18 +102,24 @@ double ActionWithInputMatrix::retrieveConnectionValue( const unsigned& i, const
 
 void ActionWithInputMatrix::getInputData( const unsigned& ind, const bool& normed, const multicolvar::AtomValuePack& myatoms, std::vector<double>& orient0 ) const {
   if( (mymatrix->function)->mybasemulticolvars.size()==0  ) {
-    std::vector<double> tvals( mymatrix->getNumberOfComponents() ); orient0.assign(orient0.size(),0);
+    std::vector<double> tvals( mymatrix->getNumberOfComponents() );
+    orient0.assign(orient0.size(),0);
     for(unsigned i=0; i<mymatrix->getNumberOfColumns(); ++i) {
-      if( mymatrix->undirectedGraph() && ind==i ) continue;
+      if( mymatrix->undirectedGraph() && ind==i ) {
+        continue;
+      }
       orient0[1]+=retrieveConnectionValue( ind, i, tvals );
     }
-    orient0[0]=1.0; return;
+    orient0[0]=1.0;
+    return;
   }
   (mymatrix->function)->getInputData( ind, normed, myatoms, orient0 );
 }
 
 void ActionWithInputMatrix::addConnectionDerivatives( const unsigned& i, const unsigned& j, MultiValue& myvals, MultiValue& myvout ) const {
-  if( !mymatrix->matrixElementIsActive( i, j ) ) return;
+  if( !mymatrix->matrixElementIsActive( i, j ) ) {
+    return;
+  }
   unsigned myelem = mymatrix->getStoreIndexFromMatrixIndices( i, j );
   // Get derivatives and add
   mymatrix->retrieveDerivatives( myelem, false, myvals );
@@ -117,22 +138,29 @@ MultiValue& ActionWithInputMatrix::getInputDerivatives( const unsigned& ind, con
     myder.clearAll();
     MultiValue myvals( (mymatrix->function)->getNumberOfQuantities(), (mymatrix->function)->getNumberOfDerivatives() );
     for(unsigned i=0; i<mymatrix->getNumberOfColumns(); ++i) {
-      if( mymatrix->undirectedGraph() && ind==i ) continue;
+      if( mymatrix->undirectedGraph() && ind==i ) {
+        continue;
+      }
       addConnectionDerivatives( ind, i, myvals, myder );
     }
-    myder.updateDynamicList(); return myder;
+    myder.updateDynamicList();
+    return myder;
   }
   return (mymatrix->function)->getInputDerivatives( ind, normed, myatoms );
 }
 
 unsigned ActionWithInputMatrix::getNumberOfNodeTypes() const {
   unsigned size = (mymatrix->function)->mybasemulticolvars.size();
-  if( size==0 ) return 1;
+  if( size==0 ) {
+    return 1;
+  }
   return size;
 }
 
 unsigned ActionWithInputMatrix::getNumberOfQuantities() const {
-  if( (mymatrix->function)->mybasemulticolvars.size()==0 ) return 2;
+  if( (mymatrix->function)->mybasemulticolvars.size()==0 ) {
+    return 2;
+  }
   return (mymatrix->function)->mybasemulticolvars[0]->getNumberOfQuantities();
 }
 

src/adjmat/ActionWithInputMatrix.h

@@ -57,12 +57,16 @@ class ActionWithInputMatrix : public multicolvar::MultiColvarBase {
   unsigned getNumberOfDerivatives() override;
 ///  Get the number of rows/cols in the adjacency matrix vessel
   virtual unsigned getNumberOfNodes() const;
-  bool isPeriodic() override { return false; }
+  bool isPeriodic() override {
+    return false;
+  }
   unsigned getNumberOfQuantities() const override;
 ///
   AtomNumber getAbsoluteIndexOfCentralAtom(const unsigned& i) const override;
 /// No loop over tasks for ActionWithInputMatrix
-  double compute( const unsigned& tindex, multicolvar::AtomValuePack& myatoms ) const override { plumed_error(); }
+  double compute( const unsigned& tindex, multicolvar::AtomValuePack& myatoms ) const override {
+    plumed_error();
+  }
 ///
   Vector getPositionOfAtomForLinkCells( const unsigned& iatom ) const override;
 };