ai.rb

module Debugger
  def self.prompt_persona
    <<~PROMPT
    You are a skilled #{RUBY_ENGINE} developer acting in a senior mentor role.
    PROMPT
  end
  def self.prompt_backtrace
    <<~PROMPT
    A BACKTRACE_ENTRY is formatted as follows:
      FILENAME:LINENUMBER:in `METHODNAME'
    PROMPT
  end

  def self.prompt_exception
    prompt_backtrace + "\n" +
    <<~PROMPT
    An EXCEPTION is formatted as follows
      BACKTRACE_ENTRY_1: MESSAGE (TYPE)
        FAILING_CODE
          BACKTRACE_ENTRY_2
          BACKTRACE_ENTRY_N
    PROMPT
  end

  def self.prompt_parse_exception
    <<~PROMPT
    Read the following EXCEPTION and fix the error in the code:
    PROMPT
  end

  def self.prompt_snippet
    <<~PROMPT
    A code SNIPPET is formatted as follows
    LINE_NO_1: def METHOD_NAME optional(parameter definition)
    LINE_NO_2:  LINE_OF_CODE
    LINE_NO_N: end
    PROMPT
  end

  def self.prompt_code_by_stack_frame
    <<~PROMPT
    Code blocks are listed in the order of the stack trace, backwards.
    A code block consists of a class or module name, then an optional code block and and optional listing of local variables.
    The code is listed with line numbers, with a "rocket" symbol => indicating what line is being executed.
    Local variables are displayed in a list of NAME: VALUE pairs
    PROMPT
  end

  def self.prompt_classname_block
    <<~PROMPT
    Snippets with the same CLASSNAME are grouped together in a CLASSNAME_BLOCK.
    The optional parts are left out if blank.
    A TYPE is either 'class' or 'module'
    A CLASSNAME is one or more NAMES separated by ::
    A CLASSNAME_BLOCK is formatted as follows:
    optional(TYPE CLASSNAME)
    SNIPPET_1
    SNIPPET_N
    optional(end)
    PROMPT
  end

  def self.prompt_relevant_code
    <<~PROMPT
    RELEVANT_CODE is formatted as follows
    FILENAME_1
    CLASSNAME_BLOCK_1
    CLASSNAME_BLOCK_2
    CLASSNAME_BLOCK_N
    FILENAME_N
    CLASSNAME_BLOCK_1
    CLASSNAME_BLOCK_2
    CLASSNAME_BLOCK_N
    PROMPT
  end

  def self.prompt_parse_code
    <<~PROMPT
    Read the following code and prepare to answer question about it.
    PROMPT
  end

  def self.ai_question e
    # msg = [ prompt_persona,
    #         prompt_snippet,
    #         prompt_parse_code,
    #         e.code_context, # .lines[0...9].join,
    #         prompt_exception,
    #         prompt_parse_exception,
    #         e.filtered_full_message,
    # ].join("\n")
    msg = [ prompt_persona,
            prompt_parse_code,
            prompt_code_by_stack_frame,
            e.code_context_by_stack(depth: 2),
            prompt_exception,
            prompt_parse_exception,
            e.filtered_full_message,
    ].join("\n")
  end

  def self.ask e
    ai_question e
  end
end