Class: Suma::SchemaComparer

Inherits:
Object
  • Object
show all
Defined in:
lib/suma/schema_comparer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(trial_schema, reference_schema, options = {}) ⇒ SchemaComparer

Returns a new instance of SchemaComparer.



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# File 'lib/suma/schema_comparer.rb', line 10

def initialize(trial_schema, reference_schema, options = {})
  @trial_schema = trial_schema
  @reference_schema = reference_schema
  @options = options
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/suma/schema_comparer.rb', line 8

def options
  @options
end

#reference_schema ⇒ Object (readonly)

Returns the value of attribute reference_schema.



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# File 'lib/suma/schema_comparer.rb', line 8

def reference_schema
  @reference_schema
end

#trial_schema ⇒ Object (readonly)

Returns the value of attribute trial_schema.



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# File 'lib/suma/schema_comparer.rb', line 8

def trial_schema
  @trial_schema
end

Instance Method Details

#compare ⇒ Object 



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# File 'lib/suma/schema_comparer.rb', line 16

def compare
  validate_inputs

  trial_stepmod = options[:trial_stepmod] || detect_repo_root(trial_schema)
  reference_stepmod = options[:reference_stepmod] || detect_repo_root(reference_schema)

  out_dir = Dir.mktmpdir("eengine-compare-")

  result = Eengine::Wrapper.compare(
    trial_schema,
    reference_schema,
    mode: options[:mode] || "resource",
    trial_stepmod: trial_stepmod,
    reference_stepmod: reference_stepmod,
    out_dir: out_dir,
  )

  unless result[:has_changes]
    FileUtils.rm_rf(out_dir) if File.directory?(out_dir)
    return nil
  end

  unless result[:xml_path]
    raise Suma::CompilationError,
          "XML output not found"
  end

  convert_to_change_yaml(result[:xml_path], out_dir)
ensure
  FileUtils.rm_rf(out_dir) if out_dir && File.directory?(out_dir)
end