Class: MkStack::Section

Inherits:
Object
  • Object
show all
Defined in:
lib/mkstack/section.rb

Overview

A CloudFormation template section

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, type, limit = nil) ⇒ Section

  • name: The section’s name (Resources, Outputs, etc.)

  • type: The section’s type (Hash or String)

  • limit: The AWS limit for this section, if any



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# File 'lib/mkstack/section.rb', line 11

def initialize(name, type, limit = nil)
  @name = name
  @limit = limit

  @contents = type.new
end

Instance Attribute Details

#contents ⇒ Object

Returns the value of attribute contents.



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# File 'lib/mkstack/section.rb', line 6

def contents
  @contents
end

#limit ⇒ Object (readonly)

Returns the value of attribute limit.



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# File 'lib/mkstack/section.rb', line 5

def limit
  @limit
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/mkstack/section.rb', line 5

def name
  @name
end

Instance Method Details

#exceeds_limit? ⇒ Boolean

Check if the section exceeds the AWS limit

Returns:

  • (Boolean) 


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# File 'lib/mkstack/section.rb', line 30

def exceeds_limit?; @limit && length > @limit; end

#length ⇒ Object

Return the length of the section’s contents



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# File 'lib/mkstack/section.rb', line 27

def length; @contents.length; end

#merge(contents) ⇒ Object

Merge or override a section snippet

Raises:

  • (TypeError) 


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# File 'lib/mkstack/section.rb', line 19

def merge(contents)
  raise TypeError.new("#{contents.class} != #{@contents.class}") if contents.class != @contents.class

  return @contents.merge!(contents) if @contents.respond_to?(:merge!)
  @contents = contents
end