Class: Lutaml::Cli::LmlCommands

Inherits:
Thor
  • Object
show all
Includes:
Uml::HasAttributes
Defined in:
lib/lutaml/cli/lml_commands.rb

Overview

LmlCommands provides CLI commands for LutaML DSL diagram generation

This subcommand handles operations related to the LutaML textual DSL notation (.lutaml files), including generating diagrams and validating DSL syntax.

Constant Summary collapse

SUPPORTED_FORMATS = 
%w[yaml lutaml exp].freeze
DEFAULT_INPUT_FORMAT = 
"lutaml"

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Uml::HasAttributes

#update_attributes

Constructor Details

#initialize(*args) ⇒ LmlCommands

Returns a new instance of LmlCommands.



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# File 'lib/lutaml/cli/lml_commands.rb', line 24

def initialize(*args)
  super
  # Only initialize Graphviz formatter if available
  if defined?(::Lutaml::Formatter::Graphviz)
    @formatter = ::Lutaml::Formatter::Graphviz.new
  end
  @out_object = $stdout
end

Class Method Details

.exit_on_failure? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lutaml/cli/lml_commands.rb', line 196

def self.exit_on_failure?
  true
end

Instance Method Details

#generate(*paths) ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity



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# File 'lib/lutaml/cli/lml_commands.rb', line 63

def generate(*paths) # rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity
  if paths.empty?
    raise Thor::Error,
          "No input files provided. Please specify at least " \
          "one .lutaml file."
  end

  setup_options
  @paths = paths.map { |path| Pathname.new(path) }

  if @output_path&.file? && @paths.length > 1
    raise Thor::Error,
          "Output path must be a directory if multiple input files " \
          "are given"
  end

  @paths.each do |input_path|
    unless input_path.exist?
      raise Thor::Error, "File does not exist: #{input_path}"
    end

    document = Lutaml::Parser
      .parse_into_document(File.new(input_path), @input_format)
      .first
    result = @formatter.format(document)

    if @output_path
      output_path = @output_path
      if output_path.directory?
        output_path = output_path.join(
          input_path.basename(".*").to_s + ".#{@formatter.type}",
        )
      end

      output_path.open("w+") { |file| file.write(result) }
      say "Generated: #{output_path}", :green
    else
      @out_object.puts(result)
    end
  end
end

#validate(*paths) ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/MethodLength



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# File 'lib/lutaml/cli/lml_commands.rb', line 117

def validate(*paths) # rubocop:disable Metrics/AbcSize,Metrics/MethodLength
  if paths.empty?
    raise Thor::Error,
          "No input files provided. Please specify at least " \
          "one .lutaml file."
  end

  errors = []
  paths.each do |path_string|
    input_path = Pathname.new(path_string)

    unless input_path.exist?
      errors << "File does not exist: #{input_path}"
      next
    end

    begin
      Lutaml::Parser.parse_into_document(
        File.new(input_path),
        DEFAULT_INPUT_FORMAT,
      )
      say "✓ #{input_path}", :green
    rescue StandardError => e
      errors << "#{input_path}: #{e.message}"
      say "✗ #{input_path}: #{e.message}", :red
    end
  end

  if errors.any?
    say "\nValidation failed with #{errors.size} error(s)", :red
    exit 1
  else
    say "\nAll files valid!", :green
  end
end