indexedlog: move binary indexedlog_dump out

Summary:
It makes testing duplicated - now `cargo test` would try running tests on 2 entry points:
lib.rs and indexedlog_dump.rs.  Move it to a separate crate to solve the issue.

Reviewed By: markbt

Differential Revision: D13498266

fbshipit-source-id: 8abf07c1272dfa825ec7701fd8ea9e0d1310ec5f

exec/utils/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "utils"
+version = "0.1.0"
+
+[dependencies]
+indexedlog = { path = "../../lib/indexedlog" }

exec/utils/src/bin/indexedlog_dump.rs

@@ -11,20 +11,7 @@
 // Write code paths are not used.
 #![allow(dead_code)]
 
-extern crate atomicwrites;
-extern crate byteorder;
-extern crate fs2;
-extern crate memmap;
-extern crate twox_hash;
-extern crate vlqencoding;
-
-mod base16;
-mod checksum_table;
-mod index;
-mod lock;
-mod log;
-mod utils;
-
+extern crate indexedlog;
 use std::{env, path::Path};
 
 fn main() {
@@ -32,11 +19,11 @@ fn main() {
         let path = Path::new(&arg);
         if path.is_dir() {
             // Treate it as Log.
-            let log = log::Log::open(path, Vec::new()).unwrap();
+            let log = indexedlog::log::Log::open(path, Vec::new()).unwrap();
             println!("Log Directory {:?}:\n{:#?}\n", path, log);
         } else if path.is_file() {
             // Treate it as Index.
-            let idx = index::OpenOptions::new().open(path).unwrap();
+            let idx = indexedlog::index::OpenOptions::new().open(path).unwrap();
             println!("Index File {:?}\n{:?}\n", path, idx);
         } else {
             println!(

lib/indexedlog/Cargo.toml

@@ -28,6 +28,3 @@ harness = false
 name = "log"
 harness = false
 
-[[bin]]
-name = "indexedlog-dump"
-path = "src/indexedlog_dump.rs"

setup.py

@@ -2075,6 +2075,7 @@ rustextbinaries = [
         rename="hg.rust",
         features=hgmainfeatures,
     ),
+    RustBinary("indexedlog_dump", manifest="exec/utils/Cargo.toml"),
 ]
 
 setup(