dag: switch from bytes to minibytes

Summary: The APIs are compatible so the switch is straightforward.

Reviewed By: DurhamG

Differential Revision: D19818713

fbshipit-source-id: 504e9149567c90eb661804e0dad20580a401aa76

eden/scm/lib/dag/Cargo.toml

@@ -5,13 +5,13 @@ edition = "2018"
 
 [dependencies]
 indexedlog = { path = "../indexedlog" }
+minibytes = { path = "../minibytes" }
 types = { path = "../types" }
 vlqencoding = { path = "../vlqencoding" }
 
 anyhow = "1.0.20"
 bitflags = "1"
 byteorder = "1.2.7"
-bytes = { version = "0.5", features = ["serde"] }
 fs2 = "0.4.3"
 indexmap = "1.0.1"
 serde = { version = "1", features = ["derive"] }

eden/scm/lib/dag/src/id.rs

@@ -9,7 +9,7 @@
 //!
 //! Defines types around [`Id`].
 
-pub use bytes::Bytes;
+pub use minibytes::Bytes;
 use serde::{Deserialize, Serialize};
 use std::fmt;
 use std::ops;

eden/scm/lib/renderdag/src/test_utils.rs

@@ -51,7 +51,11 @@ pub(crate) fn render_string_with_order(
     let mut last_head = 0;
     for head in heads.iter() {
         id_map
-            .assign_head(head.as_bytes().into(), &parents_by_name, Group::MASTER)
+            .assign_head(
+                head.as_bytes().to_vec().into(),
+                &parents_by_name,
+                Group::MASTER,
+            )
             .expect("can assign head");
         let Id(head_id) = id_map.find_id_by_name(head.as_bytes()).unwrap().unwrap();
         last_head = head_id;