Class: StackMaster::SparkleFormation::CloudFormationLineFormatter

Inherits:
Object
  • Object
show all
Defined in:
lib/stack_master/sparkle_formation/template_file.rb

Overview

Splits up long strings with multiple lines in them to multiple strings in the CF array. Makes the compiled template and diffs more readable.

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(template) ⇒ CloudFormationLineFormatter

Returns a new instance of CloudFormationLineFormatter.



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# File 'lib/stack_master/sparkle_formation/template_file.rb', line 53

def initialize(template)
  @template = template
end

Class Method Details

.format(template) ⇒ Object 



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# File 'lib/stack_master/sparkle_formation/template_file.rb', line 49

def self.format(template)
  new(template).format
end

Instance Method Details

#format ⇒ Object 



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# File 'lib/stack_master/sparkle_formation/template_file.rb', line 57

def format
  @template.flat_map do |lines|
    lines = lines.to_s if Symbol === lines
    if String === lines
      newlines = []
      lines.count("\n").times do
        newlines << "\n"
      end
      newlines = lines.split("\n").map do |line|
        "#{line}#{newlines.pop}"
      end
      if lines.starts_with?("\n")
        newlines.insert(0, "\n")
      end
      newlines
    else
      lines
    end
  end
end