cd "$(dirname "$0")"
-RTIM_PATH=$(command -v rustup-toolchain-install-master)
+RTIM_PATH=$(command -v rustup-toolchain-install-master) || INSTALLED=false
CARGO_HOME=${CARGO_HOME:-$HOME/.cargo}
-# Check if people also install RTIM in other locations beside
-# ~/.cargo/bin
-if [[ "$RTIM_PATH" == $CARGO_HOME/bin/rustup-toolchain-install-master ]]; then
+# Check if RTIM is not installed or installed in other locations not in ~/.cargo/bin
+if [[ "$INSTALLED" == false || "$RTIM_PATH" == $CARGO_HOME/bin/rustup-toolchain-install-master ]]; then
cargo +nightly install rustup-toolchain-install-master
else
VERSION=$(rustup-toolchain-install-master -V | grep -o "[0-9.]*")