try to fix benchmark failures

Author: shravanngoswamii

JuliaBUGS/benchmark/benchmark.jl

@@ -83,16 +83,13 @@ function _create_results_dataframe(results::OrderedDict{Symbol,BenchmarkResult})
             ),
         )
     end
+    DataFrames.rename!(df, :Density_Time => "Density Time (µs)", :Density_Gradient_Time => "Density+Gradient Time (µs)")
     return df
 end
 
 function _print_results_table(
-    results::OrderedDict{Symbol,BenchmarkResult}; backend=Val(:text)
+    results::OrderedDict{Symbol,BenchmarkResult}; backend=:text
 )
     df = _create_results_dataframe(results)
-    return pretty_table(
-        df;
-        header=["Model", "Parameters", "Density Time (µs)", "Density+Gradient Time (µs)"],
-        backend=backend,
-    )
+    return pretty_table(df; backend=backend)
 end

JuliaBUGS/benchmark/run_benchmarks.jl

@@ -45,7 +45,7 @@ for (model_name, model) in zip(examples_to_benchmark, juliabugs_models)
 end
 
 println("### Stan results:")
-_print_results_table(stan_results; backend=Val(:markdown))
+_print_results_table(stan_results; backend=:markdown)
 
 println("### JuliaBUGS Mooncake results:")
-_print_results_table(juliabugs_results; backend=Val(:markdown))
+_print_results_table(juliabugs_results; backend=:markdown)