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Versions: 7
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Contents
module Bundler
class Injector
def self.inject(new_deps)
injector = new(new_deps)
injector.inject(Bundler.default_gemfile, Bundler.default_lockfile)
end
def initialize(new_deps)
@new_deps = new_deps
end
def inject(gemfile_path, lockfile_path)
if Bundler.settings[:frozen]
# ensure the lock and Gemfile are synced
Bundler.definition.ensure_equivalent_gemfile_and_lockfile(true)
# temporarily remove frozen while we inject
frozen = Bundler.settings.delete(:frozen)
end
# evaluate the Gemfile we have now
builder = Dsl.new
builder.eval_gemfile(gemfile_path)
# don't inject any gems that are already in the Gemfile
@new_deps -= builder.dependencies
# add new deps to the end of the in-memory Gemfile
builder.eval_gemfile("injected gems", new_gem_lines) if @new_deps.any?
# resolve to see if the new deps broke anything
definition = builder.to_definition(lockfile_path, {})
definition.resolve_remotely!
# since nothing broke, we can add those gems to the gemfile
append_to(gemfile_path) if @new_deps.any?
# since we resolved successfully, write out the lockfile
definition.lock(Bundler.default_lockfile)
# return an array of the deps that we added
return @new_deps
ensure
Bundler.settings[:frozen] = '1' if frozen
end
private
def new_gem_lines
@new_deps.map do |d|
%|gem '#{d.name}', '#{d.requirement}'|
end.join("\n")
end
def append_to(gemfile_path)
gemfile_path.open("a") do |f|
f.puts
f.puts "# Added at #{Time.now} by #{`whoami`.chomp}:"
f.puts new_gem_lines
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems