Rename --setup to --prepare

src/hyperfine/internal.rs

@@ -22,8 +22,8 @@ pub struct HyperfineOptions {
     /// Whether or not to ignore non-zero exit codes
     pub ignore_failure: bool,
 
-    /// Command to run before each benchmark run
-    pub setup_command: Option<String>,
+    /// Command to run before each timing run
+    pub preparation_command: Option<String>,
 }
 
 impl Default for HyperfineOptions {
@@ -33,7 +33,7 @@ impl Default for HyperfineOptions {
             min_runs: 10,
             min_time_sec: 3.0,
             ignore_failure: false,
-            setup_command: None,
+            preparation_command: None,
         }
     }
 }