#!/usr/bin/env ruby

# Copyright 2020, Google LLC
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# This file loads spring without using Bundler, in order to be fast.
# It gets overwritten when you run the `spring binstub` command.

unless defined?(Spring)
  require "rubygems"
  require "bundler"

  match = Bundler.default_lockfile.read.match(
    /^GEM$.*?^    (?:  )*spring \((.*?)\)$.*?^$/m
  )

  if match
    Gem.paths = {
      "GEM_PATH" => [
        Bundler.bundle_path.to_s,
        *Gem.path
      ].uniq.join(Gem.path_separator)
    }
    gem "spring", match[1]
    require "spring/binstub"
  end
end
