module JsonSchemaDocs

# File lib/json-schema-docs.rb, line 16
def build(options)
  options = JsonSchemaDocs::Configuration::JSON_SCHEMA_DOCS_DEFAULTS.merge(options)

  filename = options[:filename]
  schema = options[:schema]

  if !filename.nil? && !schema.nil?
    raise ArgumentError, 'Pass in `filename` or `schema`, but not both!'
  end

  if filename.nil? && schema.nil?
    raise ArgumentError, 'Pass in either `filename` or `schema`'
  end

  if filename
    unless filename.is_a?(String)
      raise TypeError, "Expected `String`, got `#{filename.class}`"
    end

    unless File.exist?(filename)
      raise ArgumentError, "#{filename} does not exist!"
    end

    schema = File.read(filename)
  else
    if !schema.is_a?(String) && !schema.is_a?(Prmd::Schema)
      raise TypeError, "Expected `String` or `Prmd::Schema`, got `#{schema.class}`"
    end

    schema = schema
  end

  parser = JsonSchemaDocs::Parser.new(schema, options)
  parsed_schema = parser.parse

  generator = JsonSchemaDocs::Generator.new(parsed_schema, options)

  generator.generate
end