Class: Rigger::DSL

Inherits:
Object
  • Object
show all
Defined in:
lib/rigger/dsl.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(server_factory = Server, task_factory = Task, file = File) ⇒ DSL



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# File 'lib/rigger/dsl.rb', line 8

def initialize(server_factory = Server,
               task_factory   = Task,
               file           = File)
  @server_factory    = server_factory
  @task_factory      = task_factory
  @file              = file
  @tasks             = {}
  @servers           = []
  @current_namespace = []
  @vars              = {}
end

Instance Attribute Details

#serversObject (readonly)

Returns the value of attribute servers



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# File 'lib/rigger/dsl.rb', line 6

def servers
  @servers
end

#tasksObject (readonly)

Returns the value of attribute tasks



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# File 'lib/rigger/dsl.rb', line 6

def tasks
  @tasks
end

Instance Method Details

#fetch(name, default) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 51

def fetch(name, default)
  @vars.fetch(name.to_s, default)
end

#get(name) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 47

def get(name)
  @vars[name.to_s] || missing_var(name)
end

#load_from_file(filename) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 35

def load_from_file(filename)
  instance_eval(@file.read(filename), filename)
end

#locate_task(name) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 39

def locate_task(name)
  @tasks[name.to_s]
end

#namespace(name, &block) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 20

def namespace(name, &block)
  @current_namespace << name
  yield
  @current_namespace.pop
end

#server(role, host, options = {}) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 26

def server(role, host, options = {})
  @servers << @server_factory.new(role, host, options)
end

#set(name, value) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 43

def set(name, value)
  @vars[name.to_s] = value
end

#task(name, options = {}, &block) ⇒ Object



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# File 'lib/rigger/dsl.rb', line 30

def task(name, options = {}, &block)
  full_name = (@current_namespace + [name]).join(":")
  @tasks[full_name] = @task_factory.new(full_name, options, block)
end