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


8
9
10
11
12
13
14
# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 8

def from_binding(target)
  if target.respond_to?(:source_location)
    target.source_location
  else
    [target.eval("__FILE__"), target.eval("__LINE__")]
  end
end

.from_code_object(code_object, filename_argument) ⇒ Object


16
17
18
19
20
21
22
# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 16

def from_code_object(code_object, filename_argument)
  unless File.exist?(code_object.source_file.to_s)
    raise CommandError, "Cannot find a file for #{filename_argument}!"
  end

  [code_object.source_file, code_object.source_line]
end

.from_exception(exception, backtrace_level) ⇒ Object

Raises:


24
25
26
27
28
29
30
31
32
33
34
35
# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 24

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?

  if Pry.eval_path == file_name
    raise CommandError, "Cannot edit exceptions raised in REPL."
  end

  [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


38
39
40
41
42
# File 'lib/pry/commands/edit/file_and_line_locator.rb', line 38

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