Module: Pry::Command::Edit::FileAndLineLocator

Defined in:
lib/pry/commands/edit/file_and_line_locator.rb

Class Method Summary collapse

Class Method Details

.from_binding(target) ⇒ Object


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# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 5

def from_binding(target)
  [target.eval("__FILE__"), target.eval("__LINE__")]
end

.from_code_object(code_object, filename_argument) ⇒ Object


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# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 9

def from_code_object(code_object, filename_argument)
  if File.exists?(code_object.source_file.to_s)
    [code_object.source_file, code_object.source_line]
  else
    raise CommandError, "Cannot find a file for #{filename_argument}!"
  end
end

.from_exception(exception, backtrace_level) ⇒ Object

Raises:


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# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 17

def from_exception(exception, backtrace_level)
  raise CommandError, "No exception found." if exception.nil?

  file_name, line = exception.bt_source_location_for(backtrace_level)
  raise CommandError, "Exception has no associated file." if file_name.nil?
  raise CommandError, "Cannot edit exceptions raised in REPL." if Pry.eval_path == file_name

  [file_name, line]
end

.from_filename_argument(filename_argument) ⇒ Object

when file and line are passed as a single arg, e.g my_file.rb:30


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# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 28

def from_filename_argument(filename_argument)
  f = File.expand_path(filename_argument)
  l = f.sub!(/:(\d+)$/, "") ? $1.to_i : 1
  [f, l]
end