Preserve elapsed time in store path listing after build

Fixes #36.

Cargo.lock

@@ -174,6 +174,7 @@ dependencies = [
  "encode_unicode",
  "libc",
  "once_cell",
+ "regex",
  "terminal_size",
  "winapi",
 ]
@@ -370,12 +371,11 @@ checksum = "cb56e1aa765b4b4f3aadfab769793b7087bb03a4ea4920644a6d238e2df5b9ed"
 [[package]]
 name = "indicatif"
 version = "0.17.0-beta.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+source = "git+https://github.com/mitsuhiko/indicatif?rev=5a38ab70b75be5fc9f4a00c4d9d58adabb817398#5a38ab70b75be5fc9f4a00c4d9d58adabb817398"
-checksum = "500f7e5a63596852b9bf7583fe86f9ad08e0df9b4eb58d12e9729071cb4952ca"
 dependencies = [
  "console 0.15.0",
- "lazy_static",
  "number_prefix",
+ "once_cell",
  "regex",
 ]
 

Cargo.toml

@@ -16,7 +16,6 @@ env_logger = "0.8.2"
 futures = "0.3.8"
 glob = "0.3.0"
 hostname = "0.3.1"
-indicatif = "0.17.0-beta.1"
 lazy_static = "1.4.0"
 libc = "0.2.81"
 log = "0.4.11"
@@ -32,6 +31,10 @@ tokio-test = "0.4.0"
 users = "0.11.0"
 validator = { version = "0.12", features = ["derive"] }
 
+# For https://github.com/mitsuhiko/indicatif/pull/325
+# Change back to 0.17.0-beta.2 when it releases
+indicatif = { git = "https://github.com/mitsuhiko/indicatif", rev = "5a38ab70b75be5fc9f4a00c4d9d58adabb817398" }
+
 [dependencies.tokio]
 version = "1.0.0"
 features = [

default.nix

@@ -19,9 +19,7 @@ in rustPlatform.buildRustPackage {
     src = lib.cleanSource ./.;
   };
 
-  cargoLock = {
+  cargoSha256 = "sha256-JDJQnKO0j1DegOyuZi3WU4wVnotucSVPbwbn25R8Jb8=";
-    lockFile = ./Cargo.lock;
-  };
 
   postInstall = lib.optionalString (stdenv.hostPlatform == stdenv.buildPlatform) ''
     mkdir completions

src/nix/deployment.rs

@@ -379,10 +379,15 @@ impl Deployment {
                                 }
                             };
 
+                            let build_elapsed = bar.get_elapsed();
                             bar.success_quiet();
+
                             if goal == Goal::Build {
                                 for (node, profile) in profiles.iter() {
-                                    let bar = progress.create_task_progress(node.to_string());
+                                    let mut bar = progress.create_task_progress(node.to_string());
+                                    if let Some(elapsed) = build_elapsed {
+                                        bar.set_elapsed(elapsed);
+                                    }
                                     bar.success(&format!("Built {:?}", profile.as_path()));
                                 }
                             }

src/progress.rs

@@ -2,6 +2,7 @@
 
 use std::future::Future;
 use std::sync::Arc;
+use std::time::Duration;
 
 use atty::Stream;
 use console::Style;
@@ -192,6 +193,18 @@ impl TaskProgress {
         }
     }
 
+    /// Returns the time spent on this task so far.
+    pub fn get_elapsed(&self) -> Option<Duration> {
+        self.bar.as_ref().map(|bar| bar.elapsed())
+    }
+
+    /// Sets the time spent on this task so far.
+    pub fn set_elapsed(&mut self, elapsed: Duration) {
+        if let Some(bar) = self.bar.take() {
+            self.bar.replace(bar.with_elapsed(elapsed));
+        }
+    }
+
     pub fn failure_err<E: std::error::Error>(self, error: &E) {
         self.failure(&error.to_string())
     }