Class: Rubycli::ArgumentParser

Inherits:
Object
  • Object
show all
Includes:
TypeUtils
Defined in:
lib/rubycli/argument_parser.rb

Constant Summary collapse

OPTION_TOKEN_PATTERN = 
/\A-{1,2}([a-zA-Z0-9_-]+)(?:=(.*))?\z/

Instance Method Summary collapse

Methods included from TypeUtils

analyze_placeholder, boolean_string?, boolean_type?, convert_boolean, default_placeholder_for, determine_requires_value, infer_types_from_placeholder, nil_type?, normalize_long_option, normalize_short_option, normalize_type_list, normalize_type_token, parse_list

Constructor Details

#initialize(environment:, documentation_registry:, json_coercer:, debug_logger:) ⇒ ArgumentParser

Returns a new instance of ArgumentParser.



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# File 'lib/rubycli/argument_parser.rb', line 16

def initialize(environment:, documentation_registry:, json_coercer:, debug_logger:)
  @environment = environment
  @documentation_registry = documentation_registry
  @json_coercer = json_coercer
  @debug_logger = debug_logger
  @value_converter = Arguments::ValueConverter.new
end

Instance Method Details

#parse(args, method = nil) ⇒ Object 



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# File 'lib/rubycli/argument_parser.rb', line 24

def parse(args, method = nil)
  pos_args = []
  raw_pos_args = []
  kw_args = {}

  kw_param_names = extract_keyword_parameter_names(method)
  required_kw_param_names = extract_required_keyword_parameter_names(method)
  debug_log "Available keyword parameters: #{kw_param_names.inspect}"

  metadata = method ? @documentation_registry.metadata_for(method) : { options: [], returns: [], summary: nil }
  option_defs = metadata[:options] || []
  cli_aliases = build_cli_alias_map(option_defs)
  option_lookup = build_option_lookup(option_defs)
  type_converters = build_type_converter_map(option_defs)
  known_option_names = (
    kw_param_names + cli_aliases.keys + option_lookup.keys.map(&:to_s)
  ).uniq

  stream = Arguments::TokenStream.new(args)

  until stream.finished?
    token = stream.current

    if token == '--'
      stream.advance
      rest_tokens = stream.consume_remaining
      raw_pos_args.concat(rest_tokens)
      pos_args.concat(rest_tokens.map { |value| convert_arg(value) })
      break
    elsif option_token?(token)
      stream.advance
      process_option_token(
        token,
        stream,
        kw_param_names,
        kw_args,
        cli_aliases,
        option_lookup,
        type_converters,
        required_kw_param_names,
        known_option_names
      )
    elsif assignment_token_for_method?(token, method, kw_param_names)
      stream.advance
      process_assignment_token(token, kw_args, option_lookup, type_converters)
    else
      raw_pos_args << token
      pos_args << convert_arg(token)
      stream.advance
    end
  end

  pos_args = convert_positional_arguments(pos_args, raw_pos_args, method, metadata)
  debug_log "Final parsed - pos_args: #{pos_args.inspect}, kw_args: #{kw_args.inspect}"
  [pos_args, kw_args]
end

#validate_inputs(method_obj, positional_args, keyword_args) ⇒ Object 



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# File 'lib/rubycli/argument_parser.rb', line 81

def validate_inputs(method_obj, positional_args, keyword_args)
  return unless method_obj

  metadata = @documentation_registry.metadata_for(method_obj)
  validate_positional_arguments(method_obj, metadata, positional_args)
  validate_keyword_arguments(metadata, keyword_args)
end