Restore original name for init script

Author: jdno

ansible/roles/dev-desktop/files/scripts/help.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 echo "# Available scripts for managing your Rust checkouts"
-echo "init.sh              | first time setup, you should only have to execute this once on a new machine"
+echo "setup_rustup.sh      | first time setup, you should only have to execute this once on a new machine"
 echo "status.sh            | list the branches and git status of all copies of the Rust repo"
 echo "new_worktree.sh      | creates a worktree (shallow copy of the main git checkout of Rust, sharing the .git folder)"
 echo "detach_merged_prs.sh | invokes \"git pull --fast-forward-only\" on all worktrees and detaches those that are equal to the \"master\" branch"

ansible/roles/dev-desktop/files/scripts/init.sh

@@ -5,13 +5,5 @@
 set -euo pipefail
 IFS=$'\n\t'
 
-# Check if rustup is already installed and exit if that's the case.
-if command -v rustup &>/dev/null; then
-  rustup --version
-  exit 0
-fi
-
 init_git.py
-
-echo "Installing rustup..."
-curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+setup_rustup.sh

ansible/roles/dev-desktop/files/scripts/setup_rustup.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# Enable strict mode for Bash
+# http://redsymbol.net/articles/unofficial-bash-strict-mode/
+set -euo pipefail
+IFS=$'\n\t'
+
+# Check if rustup is already installed and exit if that's the case.
+if command -v rustup &>/dev/null; then
+  rustup --version
+  exit 0
+fi
+
+echo "Installing rustup..."
+curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y