fractal/hooks/pre-commit.hook

#!/bin/sh

if ! which cargo &> /dev/null; then
   echo "Commit aborted! Please install cargo and rustfmt to check the code style of Fractal."
   exit -1
fi

if ! cargo fmt --help &> /dev/null; then
    echo "Commit aborted! You need rustfmt to check the code style of Fractal."
    echo "Install it via rustup ('rustup component add rustfmt') or your package manager."
    exit -1
fi

echo "--Checking style--"
cargo fmt --all -- --check
if test $? != 0; then
    echo "--Checking style fail--"
    echo "Please fix the above issues, either manually or by running: cargo fmt --all"

    exit -1
else
    echo "--Checking style pass--"
fi