#!/bin/bash
# Format existing exercises using rustfmt

RUST_TRACK_REPO_PATH=$(cd "$(dirname "$0")/.." && pwd)

EXERCISES_PATH="${RUST_TRACK_REPO_PATH}/exercises/"

# Some exercises use custom formatting for illustration purpose and should not be formatted. 
IGNORED_EXERCISES=(
	"diamond" 
	"minesweeper" 
	"rectangles"
)

# Iterate over every exercise directory and if it is not ignored - format it
for exercise_dir in ${EXERCISES_PATH}/*; do
	exercise_name=${exercise_dir##*/}

	if [[ " ${IGNORED_EXERCISES[*]} " == *"$exercise_name"* ]]; then
		echo "$exercise_name - Ignored"
	else
		(
			echo "$exercise_name - Formatting"

			cd "$exercise_dir"

			cargo fmt

			[ -f example.rs ] && rustfmt example.rs
		)
	fi

done