#!/usr/bin/env bash
set -eo pipefail

# 1. CHECK IF APPLICABLE
if [[ ! -f Gemfile ]]; then
    exit 100
fi

# 2. GET ARGS
plan_path=$2

# 3. GET CONFIGURATION
version=3.1.1
if [[ -f .ruby-version ]]; then
    version=$(tr <.ruby-version -d '[:space:]')
fi

# 4. DECLARE DEPENDENCIES
cat >>"${plan_path}" <<EOL
[[provides]]
name = "ruby"

[[requires]]
name = "ruby"

[requires.metadata]
version = "${version}"
EOL