`class Target`

A build target.

Definitions

`def initialize(*)`

Initialize a new target.

Implementation

def initialize(*)
	super
	
	@build = nil
end

`def freeze`

Make the target immutable after it has been completely defined with dependencies and build rules.

Implementation

def freeze
	return self if frozen?
	
	@build.freeze
	
	super
end

`def build(&block)`

Define the build block for this target.

Signature

parameter　block　Proc | Nil: The build block.
returns　Proc | Nil: The build block.

Implementation

def build(&block)
	if block_given?
		@build = block
	end
	
	return @build
end

`def update_environments!`

Update environments with the build block.

Implementation

def update_environments!
	return unless @build
	
	self.provisions.each do |key, provision|
		build = @build
		original = provision.value
		
		wrapper = proc do |*arguments|
			self.instance_exec(*arguments, &original) if original
			self.instance_exec(*arguments, &build) if build
		end
		
		provision.value = wrapper
	end
	
	@build = nil
end