Module: RBS::DetailedMessageable

Included in:
CyclicClassAliasDefinitionError, CyclicTypeParameterBound, DuplicatedInterfaceMethodDefinitionError, DuplicatedMethodDefinitionError, InconsistentClassModuleAliasError, InheritModuleError, InvalidOverloadMethodError, InvalidVarianceAnnotationError, MixinClassError, NoMixinFoundError, NoSelfTypeFoundError, NoTypeFoundError, NonregularTypeAliasError, ParsingError, RecursiveAliasDefinitionError, RecursiveTypeAliasError, UnknownMethodAliasError
Defined in:
lib/rbs/errors.rb

Instance Method Summary collapse

Instance Method Details

#detailed_message(highlight: false) ⇒ Object 



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# File 'lib/rbs/errors.rb', line 24

def detailed_message(highlight: false, **)
  msg = if Exception.method_defined?(:detailed_message)
    super
  else
    # Failback to `#message` in Ruby 3.1 or earlier
    "#{message} (#{self.class.name})"
  end

  return msg unless location

  # Support only one line
  return msg unless location.start_line == location.end_line

  indent = " " * location.start_column
  marker = "^" * (location.end_column - location.start_column)

  io = StringIO.new
  io.puts msg
  io.puts
  io.print "\e[1m" if highlight
  io.puts "  #{location.buffer.lines[location.end_line - 1]}"
  io.puts "  #{indent}#{marker}"
  io.print "\e[m" if highlight
  io.string
end