Configure project formatter for rust files

.rustfmt.toml

@@ -0,0 +1,2 @@
+indent_style = "Block"
+reorder_imports = false

Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "rust-for-undergrads"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+

README.md

@@ -9,16 +9,17 @@ Goals: To make it easy for undergrads to start programming in Rust. To advocate
 Level: Beginner/Intermediate
 
 Resources:
+
 * [A Guide to Porting C/C++ to Rust](https://www.gitbook.com/book/locka99/a-guide-to-porting-c-to-rust/details)
 * [Rust by Example](https://rustbyexample.com/)
 * [Rustlings](https://github.com/carols10cents/rustlings)
 * [Rosetta Code](http://rosettacode.org/wiki/Category:Rust)
 * [exercism.io](http://exercism.io/languages/rust/about)
 
-
 ![Poster](https://github.com/rustindia/Rust-for-undergrads/blob/master/Rust_for_undergrads.png)
 
 Community:
+
 1. [rust-beginners](https://chat.mibbit.com/?server=irc.mozilla.org&channel=%23rust-beginners), an IRC channel that loves answering questions at any depth.
 2. [Rust Subreddit](https://www.reddit.com/r/rust), a place where Rust geeks love to engage.
 3. [The Rust Users Forum](https://users.rust-lang.org/), for discussion of all things Rust.

lint.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+#
+# Usage example:
+#     bash lint.sh
+#
+
+echo "==> Formatting project files..."
+cargo fmt --all
+rustfmt src/*.rs

rust-toolchain.toml

@@ -0,0 +1,3 @@
+[toolchain]
+channel = "nightly-2022-09-18"
+components = ["rustfmt", "clippy"]

setup.sh

@@ -0,0 +1,93 @@
+#!/bin/bash
+#
+# Usage example:
+#     bash setup.sh -b
+#
+
+RUST_TOOLCHAIN="$(awk -F'[ ="]+' '$1 == "channel" { print $2 }' rust-toolchain.toml)"
+INSTALL_BUILD_TOOLS="false"
+
+function start_message() {
+  cat <<EOF
+  This script will download and install the necessary dependencies needed to
+  build, formating the scripts.
+
+  Based on your selection, these tools will be included:
+EOF
+
+  if [[ "$INSTALL_BUILD_TOOLS" == "true" ]]; then
+    cat <<EOF
+  Build tools (since -b or no option was provided):
+    * Rust (and the necessary components, e.g. rust-fmt, clippy)
+
+EOF
+  fi
+
+  cat <<EOF
+  If you'd prefer to install these dependencies yourself, please use the command
+  Ctrl+C do exit the script.
+
+EOF
+}
+
+function usage() {
+  echo "usage: $0 [-b] exchange method [...args]"
+  echo "	-b      Install build tools"
+  exit 1
+}
+
+function install_rustup {
+  RUST_TOOLCHAIN=$1
+
+  echo "==> Installing Rust......"
+  if rustup --version &>/dev/null; then
+    echo "Rust is already installed"
+    rustc --version
+  else
+    curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain "${RUST_TOOLCHAIN}" --profile minimal
+    PATH="${HOME}/.cargo/bin:${PATH}"
+    source $HOME/.cargo/env
+  fi
+}
+
+function install_default_toolchain {
+  RUST_TOOLCHAIN=$1
+
+  echo "==> Setting nightly toolchain..."
+  rustup install "${RUST_TOOLCHAIN}"
+  rustup override set "${RUST_TOOLCHAIN}"
+
+  rustup component add rustfmt --toolchain "${RUST_TOOLCHAIN}"
+  rustup component add clippy --toolchain "${RUST_TOOLCHAIN}"
+}
+
+start_message
+
+printf "Proceed with installing necessary dependencies? (y/N) > "
+read -e -r input
+if [[ "$input" != "y"* ]]; then
+  echo "Exiting..."
+  exit 0
+fi
+
+# Loop through command line arguments
+while getopts "bc" arg; do
+  case "$arg" in
+  b)
+    INSTALL_BUILD_TOOLS="true"
+    ;;
+  *)
+    usage exit 0
+    ;;
+  esac
+done
+
+if [[ "$INSTALL_BUILD_TOOLS" == "true" ]]; then
+  install_rustup "$RUST_TOOLCHAIN"
+  install_default_toolchain "$RUST_TOOLCHAIN"
+
+  # Any call to cargo will make rustup install the correct toolchain
+  cargo version
+fi
+
+echo "==> Rust configured!"

src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Rust for Undergrads!");
+}