Class: Listen::Record::Entry

Inherits:
Object
  • Object
show all
Defined in:
lib/listen/record/entry.rb

Overview

Represents a directory entry (dir or file)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root, relative, name = nil) ⇒ Entry

file: "/home/me/watched_dir", "app/models", "foo.rb" dir, "/home/me/watched_dir", "."



10
11
12
13
14
 
# File 'lib/listen/record/entry.rb', line 10

def initialize(root, relative, name = nil)
  @root = root
  @relative = relative
  @name = name
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



16
17
18
 
# File 'lib/listen/record/entry.rb', line 16

def name
  @name
end

#relative ⇒ Object (readonly)

Returns the value of attribute relative.



16
17
18
 
# File 'lib/listen/record/entry.rb', line 16

def relative
  @relative
end

#root ⇒ Object (readonly)

Returns the value of attribute root.



16
17
18
 
# File 'lib/listen/record/entry.rb', line 16

def root
  @root
end

Instance Method Details

#_entries(dir) ⇒ Object (private)

Raises:

  • (Errno::ENOTDIR) 


54
55
56
57
58
59
60
61
62
63
 
# File 'lib/listen/record/entry.rb', line 54

def _entries(dir)
  return Dir.entries(dir) unless RUBY_ENGINE == 'jruby'

  # JRuby inconsistency workaround, see:
  # https://github.com/jruby/jruby/issues/3840
  exists = ::File.exist?(dir)
  directory = ::File.directory?(dir)
  return Dir.entries(dir) unless exists && !directory
  raise Errno::ENOTDIR, dir
end

#_join ⇒ Object (private) 



49
50
51
52
 
# File 'lib/listen/record/entry.rb', line 49

def _join
  args = [@relative, @name].compact
  args.empty? ? nil : ::File.join(*args)
end

#children ⇒ Object 



18
19
20
21
22
23
 
# File 'lib/listen/record/entry.rb', line 18

def children
  child_relative = _join
  (_entries(sys_path) - %w[. ..]).map do |name|
    Entry.new(@root, child_relative, name)
  end
end

#meta ⇒ Object 



25
26
27
28
 
# File 'lib/listen/record/entry.rb', line 25

def meta
  lstat = ::File.lstat(sys_path)
  { mtime: lstat.mtime.to_f, mode: lstat.mode, size: lstat.size }
end

#real_path ⇒ Object 



43
44
45
 
# File 'lib/listen/record/entry.rb', line 43

def real_path
  @real_path ||= ::File.realpath(sys_path)
end

#record_dir_key ⇒ Object

record hash is e.g. if @record["/home/me/watched_dir"]["project/app/models"]["foo.rb"] if @record["/home/me/watched_dir"]["project/app"]["models"] record_dir_key is "project/app/models"



34
35
36
 
# File 'lib/listen/record/entry.rb', line 34

def record_dir_key
  ::File.join(*[@relative, @name].compact)
end

#sys_path ⇒ Object 



38
39
40
41
 
# File 'lib/listen/record/entry.rb', line 38

def sys_path
  # Use full path in case someone uses chdir
  ::File.join(*[@root, @relative, @name].compact)
end