dependencies bump

Cargo.toml

@@ -5,7 +5,7 @@ categories = ["os"]
 keywords = ["upgrade", "update"]
 license-file = "LICENSE"
 repository = "https://github.com/r-darwish/topgrade"
-version = "2.6.0"
+version = "2.7.0"
 authors = ["Roey Darwish Dror <roey.ghost@gmail.com>"]
 exclude = ["doc/screenshot.gif"]
 edition = "2018"
@@ -22,7 +22,7 @@ structopt = "0.2.16"
 log = "0.4.6"
 walkdir = "2.2.7"
 console = "0.7.5"
-self_update_crate = { version = "0.5.1", optional = true, package =  "self_update" }
+self_update_crate = { version = "0.6.0", optional = true, package =  "self_update" }
 lazy_static = "1.3.0"
 rust-ini = "0.13.0"
 chrono = "0.4.6"
@@ -34,7 +34,7 @@ pretty_env_logger = "0.3.0"
 glob = "0.3.0"
 
 [target.'cfg(unix)'.dependencies]
-nix = "0.14.0"
+nix = "0.15.0"
 
 [target.'cfg(windows)'.dependencies]
 winapi = { version = "0.3", features = ["wincon"] }

src/self_update.rs

@@ -12,19 +12,17 @@ pub fn self_update() -> Result<(), Error> {
     print_separator("Self update");
     let current_exe = env::current_exe();
 
-    let target = self_update_crate::get_target().context(ErrorKind::SelfUpdate)?;
+    let target = self_update_crate::get_target();
     let result = Update::configure()
-        .and_then(|mut u| {
-            u.repo_owner("r-darwish")
-                .repo_name("topgrade")
-                .target(&target)
-                .bin_name(if cfg!(windows) { "topgrade.exe" } else { "topgrade" })
-                .show_output(false)
-                .show_download_progress(true)
-                .current_version(self_update_crate::cargo_crate_version!())
-                .no_confirm(true)
-                .build()
-        })
+        .repo_owner("r-darwish")
+        .repo_name("topgrade")
+        .target(&target)
+        .bin_name(if cfg!(windows) { "topgrade.exe" } else { "topgrade" })
+        .show_output(false)
+        .show_download_progress(true)
+        .current_version(self_update_crate::cargo_crate_version!())
+        .no_confirm(true)
+        .build()
         .and_then(Update::update_extended)
         .context(ErrorKind::SelfUpdate)?;