Slight change to the default lock file location

Previously the lock file path defaulted to the config file location but
with a `.lock` extension. It now defaults to `<root>/plugins.lock`
regardless of the config file location.

Author: rossmacarthur

README.md

@@ -328,7 +328,7 @@ Sheldon accepts the following global command line options.
 |`--home <path>`|`HOME`|Set the home directory. (*default:* auto)|
 |`--root <path>`|`SHELDON_ROOT`|Set the root directory. (*default:* `<home>/.sheldon`)|
 |`--config-file <path>`|`SHELDON_CONFIG_FILE`|Set the config file. (*default:*  `<root>/plugins.toml`)|
-|`--lock-file <path>`|`SHELDON_LOCK_FILE`|Set the lock file. (*default:* `<config-file>.lock`)|
+|`--lock-file <path>`|`SHELDON_LOCK_FILE`|Set the lock file. (*default:* `<root>/plugins.lock`)|
 |`--clone-dir <path>`|`SHELDON_CLONE_DIR`|Set the clone directory. (*default:* `<root>/repos`)|
 |`--download-dir <path>`|`SHELDON_DOWNLOAD_DIR`|Set the download directory. (*default:* `<root>/downloads`)|
 

docs/src/Command-line-interface.md

@@ -131,7 +131,7 @@ Sheldon accepts the following global command line options.
 | `--home <path>`         | `HOME`                 | Set the home directory. (*default:* auto)                   |
 | `--root <path>`         | `SHELDON_ROOT`         | Set the root directory. (*default:* `<home>/.sheldon`)      |
 | `--config-file <path>`  | `SHELDON_CONFIG_FILE`  | Set the config file. (*default:*  `<root>/plugins.toml`)    |
-| `--lock-file <path>`    | `SHELDON_LOCK_FILE`    | Set the lock file. (*default:* `<config-file>.lock`)        |
+| `--lock-file <path>`    | `SHELDON_LOCK_FILE`    | Set the lock file. (*default:* `<root>/plugins.lock`)       |
 | `--clone-dir <path>`    | `SHELDON_CLONE_DIR`    | Set the clone directory. (*default:* `<root>/repos`)        |
 | `--download-dir <path>` | `SHELDON_DOWNLOAD_DIR` | Set the download directory. (*default:* `<root>/downloads`) |
 

src/cli.rs

@@ -333,7 +333,7 @@ impl Opt {
         };
         let root = root.unwrap_or_else(|| home.join(".sheldon"));
         let config_file = config_file.unwrap_or_else(|| root.join("plugins.toml"));
-        let lock_file = lock_file.unwrap_or_else(|| config_file.with_extension("lock"));
+        let lock_file = lock_file.unwrap_or_else(|| root.join("plugins.lock"));
         let clone_dir = clone_dir.unwrap_or_else(|| root.join("repos"));
         let download_dir = download_dir.unwrap_or_else(|| root.join("downloads"));
 

tests/cases/override_config_file

@@ -1,11 +1,11 @@
 # test.toml
 
-# test.lock
+# plugins.lock
 version = "<version>"
 home = "<root>"
 root = "<root>"
 config_file = "<root>/test.toml"
-lock_file = "<root>/test.lock"
+lock_file = "<root>/plugins.lock"
 clone_dir = "<root>/repos"
 download_dir = "<root>/downloads"
 plugins = []
@@ -29,11 +29,11 @@ each = true
 
 # lock.stderr
 [LOADED] ~/test.toml
-[LOCKED] ~/test.lock
+[LOCKED] ~/plugins.lock
 
 # source.stdout
 
 # source.stderr
-[UNLOCKED] ~/test.lock
+[UNLOCKED] ~/plugins.lock
 
 # end

tests/lib.rs

@@ -473,7 +473,7 @@ fn lock_and_source_override_config_file() -> io::Result<()> {
         .arg("source")
         .run()?;
 
-    case.assert_contents("test.lock")
+    case.assert_contents("plugins.lock")
 }
 
 #[test]