class Listen::Record
@private api
@private api
Attributes
root[R]
TODO: one Record
object per watched directory? TODO: deprecate
Public Class Methods
new(directory, silencer)
click to toggle source
# File lib/listen/record.rb, line 14 def initialize(directory, silencer) @tree = _auto_hash @root = directory.to_s @silencer = silencer end
Public Instance Methods
add_dir(rel_path)
click to toggle source
# File lib/listen/record.rb, line 20 def add_dir(rel_path) if ![nil, '', '.'].include?(rel_path) @tree[rel_path] ||= {} end end
build()
click to toggle source
# File lib/listen/record.rb, line 62 def build @tree = _auto_hash # TODO: test with a file name given # TODO: test other permissions # TODO: test with mixed encoding symlink_detector = SymlinkDetector.new remaining = ::Queue.new remaining << Entry.new(root, nil, nil) _fast_build_dir(remaining, symlink_detector) until remaining.empty? end
dir_entries(rel_path)
click to toggle source
# File lib/listen/record.rb, line 48 def dir_entries(rel_path) subtree = if ['', '.'].include? rel_path.to_s @tree else @tree[rel_path.to_s] ||= _auto_hash @tree[rel_path.to_s] end subtree.transform_values do |values| # only get data for file entries values.key?(:mtime) ? values : {} end end
file_data(rel_path)
click to toggle source
# File lib/listen/record.rb, line 36 def file_data(rel_path) dirname, basename = Pathname(rel_path).split.map(&:to_s) if [nil, '', '.'].include? dirname @tree[basename] ||= {} @tree[basename].dup else @tree[dirname] ||= {} @tree[dirname][basename] ||= {} @tree[dirname][basename].dup end end
unset_path(rel_path)
click to toggle source
# File lib/listen/record.rb, line 31 def unset_path(rel_path) dirname, basename = Pathname(rel_path).split.map(&:to_s) _fast_unset_path(dirname, basename) end
update_file(rel_path, data)
click to toggle source
# File lib/listen/record.rb, line 26 def update_file(rel_path, data) dirname, basename = Pathname(rel_path).split.map(&:to_s) _fast_update_file(dirname, basename, data) end
Private Instance Methods
_auto_hash()
click to toggle source
# File lib/listen/record.rb, line 75 def _auto_hash Hash.new { |h, k| h[k] = {} } end
_fast_build_dir(remaining, symlink_detector)
click to toggle source
# File lib/listen/record.rb, line 100 def _fast_build_dir(remaining, symlink_detector) entry = remaining.pop return if @silencer.silenced?(entry.record_dir_key, :dir) children = entry.children # NOTE: children() implicitly tests if dir symlink_detector.verify_unwatched!(entry) children.each { |child| remaining << child } add_dir(entry.record_dir_key) rescue Errno::ENOTDIR _fast_try_file(entry) rescue SystemCallError, SymlinkDetector::Error _fast_unset_path(entry.relative, entry.name) end
_fast_try_file(entry)
click to toggle source
# File lib/listen/record.rb, line 114 def _fast_try_file(entry) _fast_update_file(entry.relative, entry.name, entry.meta) rescue SystemCallError _fast_unset_path(entry.relative, entry.name) end
_fast_unset_path(dirname, basename)
click to toggle source
# File lib/listen/record.rb, line 88 def _fast_unset_path(dirname, basename) # this may need to be reworked to properly remove # entries from a tree, without adding non-existing dirs to the record if [nil, '', '.'].include?(dirname) if @tree.key?(basename) @tree.delete(basename) end elsif @tree.key?(dirname) @tree[dirname].delete(basename) end end
_fast_update_file(dirname, basename, data)
click to toggle source
# File lib/listen/record.rb, line 79 def _fast_update_file(dirname, basename, data) if [nil, '', '.'].include?(dirname) @tree[basename] = (@tree[basename] || {}).merge(data) else @tree[dirname] ||= {} @tree[dirname][basename] = (@tree[dirname][basename] || {}).merge(data) end end