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Contents
module CapistranoRecipes
module Multistage
def self.load_into(configuration)
configuration.load do
set :multistage_config, Config.new(configuration)
def stage(name, options={}, &block)
set :default_stage, name.to_sym if options.delete(:default)
multistage_config.stage(name, options)
callbacks[:start].detect { |c| c.source == 'multistage:ensure' }.except << name.to_s
task(name) do
set :current_stage, name.to_s
set :rails_env, name.to_s
options.each do |k, v|
set k, v if v
end
block.call if block
end
end
namespace :multistage do
task :ensure do
unless exists?(:current_stage)
if stage = multistage_config.inferred_stage
find_and_execute_task(stage.name)
elsif exists?(:default_stage)
find_and_execute_task(default_stage)
else
stage_names = multistage_config.stages.map(&:name)
abort "No stage specified. Please specify one of: #{stage_names.join(', ')} (e.g. `cap #{stage_names.first} #{ARGV.last}')"
end
end
end
end
on :start, 'multistage:ensure'
end
end
# Handles multistage configuration
class Config
attr_reader :config
attr_reader :stages
def initialize(config)
@config = config
@stages = []
end
def stage(name, options={})
stages << Stage.new(name, options)
end
def inferred_stage
if config.using_recipe?(:git)
branch = config.local_branch
stages.find { |stage| stage.options[:branch].to_s == branch }
end
end
end
class Stage
attr_reader :name
attr_reader :options
def initialize(name, options={})
@name = name
@options = options
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems