Class: Terraspace::Compiler::Dsl::Tfvars

Inherits:
Base
  • Object
show all
Includes:
Syntax::Tfvar
Defined in:
lib/terraspace/compiler/dsl/tfvars.rb

Instance Attribute Summary

Attributes inherited from Base

#options, #structure

Instance Method Summary collapse

Methods included from Terraspace::Compiler::Dependencies::Helpers

#depends_on, #each_depends_on, #output

Methods inherited from Base

#initialize

Constructor Details

This class inherits a constructor from Terraspace::Compiler::Dsl::Base

Instance Method Details

#add_instance_vars!(new_instance_vars) ⇒ Object 



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# File 'lib/terraspace/compiler/dsl/tfvars.rb', line 19

def add_instance_vars!(new_instance_vars)
  # IE: new_instance_variables = [:@cidr_block, :@name]
  @structure.deep_stringify_keys!
  new_instance_vars.each do |var|
    key = var.to_s.sub('@','') # better to keep String as tfvar will usually use String notation, also deep_stringify_keys! earlier just in case
    value = instance_variable_get(var)
    @structure.merge!(key => value)
  end
end

#build ⇒ Object

Can return nil if there’s no tfvars declared



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# File 'lib/terraspace/compiler/dsl/tfvars.rb', line 6

def build
  evaluate(@src_path)
  result = @structure.deep_stringify_keys
  JSON.pretty_generate(result) unless result.empty?
end

#evaluate(path) ⇒ Object 



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# File 'lib/terraspace/compiler/dsl/tfvars.rb', line 12

def evaluate(path)
  current_instance_vars = instance_variables
  evaluate_file(path) # tfvar calls creates variables in @structure
  new_instance_vars = instance_variables - current_instance_vars
  add_instance_vars!(new_instance_vars)
end