Add rust, add do_update

install.py

@@ -53,8 +53,8 @@ class Installer:
                 return
 
         ui.info_2("Cloning", url, "->", pretty_dest)
-        git_command = ["git", "clone", url, p_dest, "--branch", branch]
-        subprocess.check_call(git_command)
+        git_command = "git clone {} {} --branch {}".format(url, p_dest, branch)
+        subprocess.run(git_command, check=True)
 
     def do_copy(self, src: str, dest: str) -> None:
         """Copy two files."""
@@ -133,6 +133,14 @@ class Installer:
 
         src_full.symlink(p_dest)
 
+    def do_update(self, command: str) -> None:
+        """Run a command only if self.update is True."""
+
+        if self.update:
+            self.do_run(command)
+        else:
+            ui.info_2("Skipping", "`{}`".format(command))
+
     def do_write(self, dest: str, content: str) -> None:
         """Write into a file."""
 

main_install.sh

@@ -187,6 +187,9 @@ configure_protonvpn() { # {{{
 } # }}}
 
 install_rust() { # {{{
+  ######
+  # OK #
+  ######
 
   # Install Rust
 
@@ -270,9 +273,9 @@ setup_bash_files() { # {{{
 } # }}}
 
 setup_bash_git_prompt() { # {{{
-  #########################
-  # NEED TO DO GIT UPDATE #
-  #########################
+  ######
+  # OK #
+  ######
 
   # Clone bash-git-prompt