class Spoom::Sorbet::Errors::Parser

def self.parse_string(output)
  parser = Spoom::Sorbet::Errors::Parser.new
  parser.parse(output)
end

def append_error(line)
  raise "Error: Not already parsing an error!" unless @current_error
  @current_error.more << line
end

def close_error
  raise "Error: Not already parsing an error!" unless @current_error
  @errors << @current_error
  @current_error = nil
end

def initialize
  @errors = []
  @current_error = nil
end

def match_error_line(line)
  match = line.match(ERROR_LINE_MATCH_REGEX)
  return unless match
  file, line, message, code = match.captures
  Error.new(file, line&.to_i, message, code&.to_i)
end

def open_error(error)
  raise "Error: Already parsing an error!" if @current_error
  @current_error = error
end

def parse(output)
  output.each_line do |line|
    break if /^No errors! Great job\./.match?(line)
    break if /^Errors: /.match?(line)
    next if HEADER.include?(line.strip)
    next if line == "\n"
    if (error = match_error_line(line))
      close_error if @current_error
      open_error(error)
      next
    end
    append_error(line) if @current_error
  end
  close_error if @current_error
  @errors
end