Creates new rust project and runs `cargo watch` with vim in tmux

rust-playground.sh

#!/bin/sh

PLAYGROUNDS_DIR="/tmp/rust-playgrounds"
TIMESTAMP=$(date +"%Y%m%d%H%M%S")
PROJECT_DIR="${PLAYGROUNDS_DIR}/playground${TIMESTAMP}"

cargo new $PROJECT_DIR
cd $PROJECT_DIR

# Add dependencies
for CRATE in $@; do
    sed "/^\[dependencies\]/a $CRATE = \"*\"" -i Cargo.toml
done

tmux new-session \; \
  send-keys "nvim ./src/main.rs" C-m \; \
  split-window -h \; \
  send-keys "cargo watch -x run" C-m \; \
  select-pane -L;