evalutes a gemfile to remove
the specified gem from it.
# File lib/bundler/injector.rb, line 128
def remove_deps(gemfile_path)
initial_gemfile = IO.readlines(gemfile_path)
Bundler.ui.info "Removing gems from #{gemfile_path}"
# evaluate the Gemfile we have
builder = Dsl.new
builder.eval_gemfile(gemfile_path)
removed_deps = remove_gems_from_dependencies(builder, @deps, gemfile_path)
# abort the opertion if no gems were removed
# no need to operate on gemfile furthur
return [] if removed_deps.empty?
cleaned_gemfile = remove_gems_from_gemfile(@deps, gemfile_path)
SharedHelpers.write_to_gemfile(gemfile_path, cleaned_gemfile)
# check for errors
# including extra gems being removed
# or some gems not being removed
# and return the actual removed deps
cross_check_for_errors(gemfile_path, builder.dependencies, removed_deps, initial_gemfile)
end
