Flat directory/module structure

src/benchmark_result.rs

@@ -0,0 +1,77 @@
+use serde::Serialize;
+use std::collections::BTreeMap;
+
+use crate::units::Second;
+
+/// Set of values that will be exported.
+// NOTE: `serde` is used for JSON serialization, but not for CSV serialization due to the
+// `parameters` map. Update `src/hyperfine/export/csv.rs` with new fields, as appropriate.
+#[derive(Debug, Default, Clone, Serialize, PartialEq)]
+pub struct BenchmarkResult {
+    /// The command that was run
+    pub command: String,
+
+    /// The mean run time
+    pub mean: Second,
+
+    /// The standard deviation of all run times
+    pub stddev: Second,
+
+    /// The median run time
+    pub median: Second,
+
+    /// Time spend in user space
+    pub user: Second,
+
+    /// Time spent in system space
+    pub system: Second,
+
+    /// Min time measured
+    pub min: Second,
+
+    /// Max time measured
+    pub max: Second,
+
+    /// All run time measurements
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub times: Option<Vec<Second>>,
+
+    /// All run exit codes
+    pub exit_codes: Vec<Option<i32>>,
+
+    /// Any parameter values used
+    #[serde(skip_serializing_if = "BTreeMap::is_empty")]
+    pub parameters: BTreeMap<String, String>,
+}
+
+impl BenchmarkResult {
+    /// Create a new entry with the given values.
+    #[allow(clippy::too_many_arguments)]
+    pub fn new(
+        command: String,
+        mean: Second,
+        stddev: Second,
+        median: Second,
+        user: Second,
+        system: Second,
+        min: Second,
+        max: Second,
+        times: Vec<Second>,
+        exit_codes: Vec<Option<i32>>,
+        parameters: BTreeMap<String, String>,
+    ) -> Self {
+        BenchmarkResult {
+            command,
+            mean,
+            stddev,
+            median,
+            user,
+            system,
+            min,
+            max,
+            times: Some(times),
+            exit_codes,
+            parameters,
+        }
+    }
+}