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# frozen_string_literal: true
module Dependabot
class Git
attr_reader :repo
def initialize(path)
@repo = Rugged::Repository.discover(path)
end
def self.for(dependency)
new(dependency.path.parent)
end
def checkout(branch:)
repo.create_branch(branch, repo.head.name)
repo.checkout(branch)
end
def push(remote: "origin", branch: "HEAD")
repo.push(remote, ["refs/heads/#{branch}"], credentials: credentials_for(remote))
rescue StandardError
Dir.chdir(File.dirname(repo.path)) do
system("git push #{remote} #{branch}", exception: true)
end
end
def patch
repo.index.diff.patch
end
def commit(message:, all: false)
repo.status { |path, status| stage(path) if status.include?(:worktree_modified) } if all
Rugged::Commit.create(repo, {
message: message,
parents: repo.empty? ? [] : [repo.head.target].compact,
tree: repo.index.write_tree(repo),
update_ref: "HEAD",
author: { email: "dependabot[bot]@users.noreply.github.com", name: "dependabot[bot]" },
committer: { email: "dependabot[bot]@users.noreply.github.com", name: "dependabot[bot]" },
})
end
private
def stage(path)
repo.index.add(path)
end
def credentials_for(remote)
Dependabot.logger.debug(repo.remotes[remote].url)
if ssh?(repo.remotes[remote].url)
Rugged::Credentials::SshKeyFromAgent.new(username: "git")
else
Rugged::Credentials::UserPassword.new(username: "x-access-token", password: Dependabot.github.token)
end
end
def ssh?(url)
url.include?("git@github.com:")
end
end
end
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