Module: MilkTea::CLI::CommandCheck

Included in:
MilkTea::CLI
Defined in:
lib/milk_tea/tooling/cli/commands/check.rb

Instance Method Summary collapse

Instance Method Details

#check_command ⇒ Object 



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# File 'lib/milk_tea/tooling/cli/commands/check.rb', line 6

def check_command
  args = @argv.dup
  @argv = []
  until args.empty?
    arg = args.shift
    @argv << arg
  end

  unless @argv.any?
    @err.puts("missing source file path")
    print_usage(@err)
    return 1
  end

  resolution = extract_resolution_flags!
  input_paths = @argv.dup
  return 1 unless ensure_known_source_operands!("check", input_paths)

  paths = expand_source_paths(input_paths)
  return 0 if print_no_source_files_if_empty(paths, input_paths)

  ensure_current_lockfiles!(paths) if resolution[:frozen]

  all_diagnostics = []
  paths.each do |path|
    diagnostics, module_name, closure_errors = check_single_reporting_all(path, locked: resolution[:locked])
    closure_errors = [] if paths.length > 1
    diagnostics = sort_by_location(diagnostics)

    if diagnostics.any? || closure_errors.any?
      main_source = read_source_file(path)
      main_abs = File.expand_path(path)
      diagnostics.each do |d|
        same_file = !d.respond_to?(:path) || d.path.nil? || File.expand_path(d.path) == main_abs
        source = same_file ? main_source : nil
        @err.puts(ErrorFormatter.format(d, source:, color: error_color?(@err)))
      end
      closure_errors.each do |d|
        same_file = !d.respond_to?(:path) || d.path.nil? || File.expand_path(d.path) == main_abs
        source = same_file ? main_source : nil
        @err.puts(ErrorFormatter.format(d, source:, color: error_color?(@err)))
      end
      all_diagnostics.concat(diagnostics)
      all_diagnostics.concat(closure_errors)
    elsif module_name
      info("checked #{path} as #{module_name}")
    end
  end

  return 0 if all_diagnostics.empty?

  error_count = all_diagnostics.count { |d| !d.respond_to?(:severity) || d.severity == :error }
  warning_count = all_diagnostics.count { |d| d.respond_to?(:severity) && d.severity == :warning }
  info_count = all_diagnostics.count { |d| d.respond_to?(:severity) && (d.severity == :info || d.severity == :hint) }

  @err.puts
  parts = []
  parts << "#{error_count} #{error_count == 1 ? 'error' : 'errors'}" if error_count > 0
  parts << "#{warning_count} #{warning_count == 1 ? 'warning' : 'warnings'}" if warning_count > 0
  parts << "#{info_count} #{info_count == 1 ? 'note' : 'notes'}" if info_count > 0
  body = parts.join("; ")
  if error_count > 0
    @err.puts("#{body} found")
  elsif warning_count > 0
    @err.puts("#{body}")
  end
  final_error_count = error_count + (resolution[:warnings_as_errors] ? warning_count : 0)
  final_error_count > 0 ? 1 : 0
end

#check_single_reporting_all(path, locked: false) ⇒ Object 



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# File 'lib/milk_tea/tooling/cli/commands/check.rb', line 76

def check_single_reporting_all(path, locked: false)
  loader = make_module_loader(path, locked:, platform: ModuleLoader.default_host_platform)
  resolved_path = File.expand_path(path)
  ast = loader.load_file(resolved_path)
  module_name = ast.module_name.to_s

  import_result = loader.imported_modules_for_ast_collecting_errors(ast, importer_path: resolved_path)
  errors = import_result.errors.dup

  analysis = nil
  begin
    result = SemanticAnalyzer.check_collecting_errors(ast, imported_modules: import_result.modules, path: resolved_path)
    errors.concat(result[:errors])
    analysis = result[:analysis]
  rescue SemanticError => e
    errors << e
  end

  if analysis && errors.empty?
    source = read_source_file(path)
    warnings = Linter.lint_source(source, path: resolved_path, sema_facts: analysis, lint_tier: :full)
    errors.concat(warnings)
  end

  closure_errors = loader.collecting_path_errors.values.flatten.compact
  [errors, module_name, closure_errors]
rescue ModuleLoadError, PackageLockError, SemanticError => e
  [[e], nil, []]
end

#sort_by_location(errors) ⇒ Object 



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# File 'lib/milk_tea/tooling/cli/commands/check.rb', line 106

def sort_by_location(errors)
  errors.sort_by do |e|
    actual = e.respond_to?(:error) ? e.error : e
    line = actual.respond_to?(:line) ? actual.line.to_i : 0
    column = actual.respond_to?(:column) ? actual.column.to_i : 0
    [line, column]
  end
end