gitlab-org--gitlab-foss/app/services/delete_branch_service.rb

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require_relative 'base_service'
class DeleteBranchService < BaseService
def execute(branch_name)
repository = project.repository
branch = repository.find_branch(branch_name)
# No such branch
unless branch
return error('No such branch', 404)
end
if branch_name == repository.root_ref
return error('Cannot remove HEAD branch', 405)
end
# Dont allow remove of protected branch
if project.protected_branch?(branch_name)
return error('Protected branch cant be removed', 405)
end
# Dont allow user to remove branch if he is not allowed to push
unless current_user.can?(:push_code, project)
return error('You dont have push access to repo', 405)
end
if repository.rm_branch(branch_name)
Event.create_ref_event(project, current_user, branch, 'rm')
success('Branch was removed')
else
return error('Failed to remove branch')
end
end
def error(message, return_code = 400)
out = super(message)
out[:return_code] = return_code
out
end
def success(message)
out = super()
out[:message] = message
out
end
end