benchmarks: add table generator

Author: alexcu2718

Cargo.toml

@@ -58,3 +58,6 @@ name = "dirent_bench"
 harness = false
 
 
+
+[package.metadata.cargo-allocation]
+exclusive = true

make_results_table.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+
+
+echo -e "Benchmark results for $(uname -a )\n\n"
+printf "| %-50s | %-15s | %-15s | %-8s | %-16s |\n" "Test Case" "fdf Mean" "fd Mean" "Speedup" "Relative"
+printf "| %-50s | %-15s | %-15s | %-8s | %-15s |\n" ":----------" ":--------:" ":-------:" ":-------:" ":--------:"
+
+cat bench_results/*.md | grep -Ei '^\|' | grep -Ei -v '\|:' | grep -v 'Command.*Mean.*Min.*Max.*Relative' | \
+awk -F'|' '
+function trim(s) {
+    gsub(/^[ \t]+|[ \t]+$/, "", s)
+    return s
+}
+function format_cmd(cmd) {
+
+    gsub(/^'"'"'|'"'"'$/, "", cmd)  
+    gsub(/^"|"$/, "", cmd)           
+    return cmd
+}
+{
+    line = $0
+    gsub(/^\| /, "", line)  # Remove leading "| "
+    gsub(/ \|$/, "", line)  # Remove trailing " |"
+    
+    # Split into fields
+    n = split(line, fields, " \\| ")
+    
+    if (n >= 5) {
+        command = trim(fields[1])
+        mean = trim(fields[2])
+        relative = trim(fields[5])
+        
+        if (command ~ /^`fdf/) {
+            # Extract command without program name
+            cmd = command
+            gsub(/^`fdf /, "", cmd)
+            gsub(/`$/, "", cmd)
+            cmd = format_cmd(cmd)
+            fdf_mean = mean
+            fdf_relative = relative
+        }
+        else if (command ~ /^`fd /) {
+            fd_mean = mean
+            fd_relative = relative
+            
+            if (fdf_mean != "") {
+                # Extract numeric part before " ± "
+                split(fdf_mean, fdf_parts, " ± ")
+                split(fd_mean, fd_parts, " ± ")
+                
+                if (fdf_parts[1] + 0 > 0) {
+                    speedup = sprintf("%.2fx", fd_parts[1] / fdf_parts[1])
+                    printf "| %-50s | %-15s | %-15s | %-8s | %-15s |\n", "`" cmd "`", fdf_mean, fd_mean, "**" speedup "**", fd_relative
+                } else {
+                    printf "| %-50s | %-15s | %-15s | %-8s | %-15s |\n", "`" cmd "`", fdf_mean, fd_mean, "N/A", fd_relative
+                }
+                fdf_mean = ""
+            }
+        }
+    }
+}
+' >> results_table.md
+
+cat results_table.md