names for writer block arguments

stan-dev · Jan 5, 2024 · eb1d865 · eb1d865
1 parent e14b330
commit eb1d865
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/src/stan/callbacks/unique_stream_writer.hpp b/src/stan/callbacks/unique_stream_writer.hpp
@@ -136,7 +136,7 @@ class unique_stream_writer final : public writer {
    * @param[in] v Values in a block representing an Eigen column vector
    */
   virtual void operator()(
-      const Eigen::Block<Eigen::Matrix<double, -1, -1>, -1, 1, true>) {
+      const Eigen::Block<Eigen::Matrix<double, -1, -1>, -1, 1, true>& values) {
     if (output_ == nullptr)
       return;
     Eigen::IOFormat CommaInitFmt(Eigen::StreamPrecision, Eigen::DontAlignCols,
@@ -153,7 +153,7 @@ class unique_stream_writer final : public writer {
    * @param[in] v Values in a block representing an Eigen row vector
    */
   virtual void operator()(
-      const Eigen::Block<Eigen::Matrix<double, -1, -1>, 1, -1, true>) {
+      const Eigen::Block<Eigen::Matrix<double, -1, -1>, 1, -1, true>& values) {
     if (output_ == nullptr)
       return;
     Eigen::IOFormat CommaInitFmt(Eigen::StreamPrecision, Eigen::DontAlignCols,

diff --git a/src/stan/callbacks/writer.hpp b/src/stan/callbacks/writer.hpp
@@ -87,7 +87,7 @@ class writer {
    * @param[in] v Values in a block representing an Eigen column vector
    */
   virtual void operator()(
-      const Eigen::Block<Eigen::Matrix<double, -1, -1>, -1, 1, true>) {}
+      const Eigen::Block<Eigen::Matrix<double, -1, -1>, -1, 1, true>& values) {}
 
   /**
    * Writes a set of values in csv format followed by a newline.
@@ -98,7 +98,7 @@ class writer {
    * @param[in] v Values in a block representing an Eigen row vector
    */
   virtual void operator()(
-      const Eigen::Block<Eigen::Matrix<double, -1, -1>, 1, -1, true>) {}
+      const Eigen::Block<Eigen::Matrix<double, -1, -1>, 1, -1, true>& values) {}
 };
 
 }  // namespace callbacks