cratesio-curl

#!/bin/bash

__printusage() {
    echo "Usage: $1 <crate> <version> | <crate>-<version>"
    echo ""
    echo "e.g. $1 conrod 0.32.0"
}

if [[ "$#" == 2 ]]; then
    _crate=$1
    _version=$2
elif [[ "$1" =~ .+-([0-9]+(\.)?)+$ ]]; then
    _crate=${1%-*}
    _version=${1##*-}
else
    __printusage $0
    exit 1
fi

# described in https://crates.io/data-access#crate-content
curl -L https://static.crates.io/crates/$_crate/$_crate-$_version.crate | tar zxf -