benches: move diff_bench to lib crate

It has no dependency on the cli crate.

Cargo.lock

@@ -794,8 +794,6 @@ dependencies = [
  "clap_complete",
  "clap_mangen",
  "config",
- "criterion",
- "criterion_bencher_compat",
  "crossterm",
  "dirs",
  "esl01-renderdag",
@@ -837,6 +835,8 @@ dependencies = [
  "bytes",
  "chrono",
  "config",
+ "criterion",
+ "criterion_bencher_compat",
  "digest",
  "git2",
  "hex",

Cargo.toml

@@ -26,10 +26,6 @@ path = "testing/fake-editor.rs"
 name = "fake-diff-editor"
 path = "testing/fake-diff-editor.rs"
 
-[[bench]]
-name = "diff_bench"
-harness = false
-
 [workspace]
 members = ["lib", "lib/testutils", "lib/gen-protos"]
 
@@ -71,8 +67,6 @@ libc = { version = "0.2.140" }
 [dev-dependencies]
 assert_cmd = "2.0.8"
 assert_matches = "1.5.0"
-criterion = "0.4.0"
-criterion_bencher_compat = "0.4.0"
 insta = { version = "1.29.0", features = ["filters"] }
 regex = "1.7.2"
 testutils = { path = "lib/testutils" }

lib/Cargo.toml

@@ -13,6 +13,10 @@ readme = "../README.md"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[[bench]]
+name = "diff_bench"
+harness = false
+
 [build-dependencies]
 version_check = "0.9.4"
 
@@ -45,6 +49,8 @@ zstd = "0.12.3"
 
 [dev-dependencies]
 assert_matches = "1.5.0"
+criterion = "0.4.0"
+criterion_bencher_compat = "0.4.0"
 insta = "1.29.0"
 num_cpus = "1.15.0"
 test-case = "3.0.0"