Run cargo clean on multiple directories.

cargo-clean.sh

#!/bin/bash

# Exit immediately if a command exits with a non-zero status
set -e

# Function to display error messages and exit
error_exit() {
    echo "Error: $1" >&2
    exit 1
}

# Find all directories that need cleaning
dirs_to_clean=()
while IFS= read -r -d '' dir; do
    if [[ -f "$dir/Cargo.toml" ]]; then
        dirs_to_clean+=("$dir")
    fi
done < <(find . -maxdepth 1 -type d -print0)

# If no directories need cleaning, exit
if [ ${#dirs_to_clean[@]} -eq 0 ]; then
    error_exit "No Rust projects found that need cleaning."
fi

# Print the directories that need cleaning
echo "The following directories contain Cargo.toml and can be cleaned:"
for dir in "${dirs_to_clean[@]}"; do
    echo "  $dir"
done

# Prompt for user confirmation
read -p "Do you want to proceed with cleaning these directories? (y/n): " confirm

if [[ $confirm =~ ^[Yy]$ ]]; then
    # Proceed with cleaning
    for dir in "${dirs_to_clean[@]}"; do
        echo "Cleaning $dir"
        (cd "$dir" && cargo clean) || error_exit "Failed to clean $dir"
    done
    echo "Finished cleaning Rust projects."
else
    echo "Operation cancelled."
    exit 0
fi