Class: MemFs::FileSystem
- Inherits:
-
Object
- Object
- MemFs::FileSystem
- Includes:
- Singleton
- Defined in:
- lib/memfs/file_system.rb
Instance Attribute Summary collapse
-
#registred_entries ⇒ Object
Returns the value of attribute registred_entries.
-
#root ⇒ Object
Returns the value of attribute root.
-
#working_directory ⇒ Object
Returns the value of attribute working_directory.
Instance Method Summary collapse
- #basename(path) ⇒ Object
- #chdir(path, &block) ⇒ Object
- #chmod(mode_int, file_name) ⇒ Object
- #chown(uid, gid, path) ⇒ Object
- #clear! ⇒ Object
- #dirname(path) ⇒ Object
- #entries(path) ⇒ Object
- #find(path) ⇒ Object
- #find!(path) ⇒ Object
- #find_directory!(path) ⇒ Object
- #find_parent!(path) ⇒ Object
- #getwd ⇒ Object (also: #pwd)
-
#initialize ⇒ FileSystem
constructor
A new instance of FileSystem.
- #link(old_name, new_name) ⇒ Object
- #mkdir(path) ⇒ Object
- #rename(old_name, new_name) ⇒ Object
- #rmdir(path) ⇒ Object
- #symlink(old_name, new_name) ⇒ Object
- #touch(*paths) ⇒ Object
- #unlink(path) ⇒ Object
Constructor Details
#initialize ⇒ FileSystem
Returns a new instance of FileSystem.
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# File 'lib/memfs/file_system.rb', line 86 def initialize clear! end |
Instance Attribute Details
#registred_entries ⇒ Object
Returns the value of attribute registred_entries.
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# File 'lib/memfs/file_system.rb', line 11 def registred_entries @registred_entries end |
#root ⇒ Object
Returns the value of attribute root.
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# File 'lib/memfs/file_system.rb', line 12 def root @root end |
#working_directory ⇒ Object
Returns the value of attribute working_directory.
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# File 'lib/memfs/file_system.rb', line 10 def working_directory @working_directory end |
Instance Method Details
#basename(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 14 def basename(path) File.basename(path) end |
#chdir(path, &block) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 18 def chdir(path, &block) destination = find_directory!(path) previous_directory = working_directory self.working_directory = destination block.call if block ensure if block self.working_directory = previous_directory end end |
#chmod(mode_int, file_name) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 36 def chmod(mode_int, file_name) find!(file_name).mode = mode_int end |
#chown(uid, gid, path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 40 def chown(uid, gid, path) entry = find!(path).dereferenced entry.uid = uid if uid && uid != -1 entry.gid = gid if gid && gid != -1 end |
#clear! ⇒ Object
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# File 'lib/memfs/file_system.rb', line 31 def clear! self.root = Fake::Directory.new('/') self.chdir('/') end |
#dirname(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 46 def dirname(path) File.dirname(path) end |
#entries(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 50 def entries(path) find_directory!(path).entry_names end |
#find(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 54 def find(path) if path == '/' root elsif dirname(path) == '.' working_directory.find(path) else root.find(path) end end |
#find!(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 64 def find!(path) find(path) || raise(Errno::ENOENT, path) end |
#find_directory!(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 68 def find_directory!(path) entry = find!(path).dereferenced raise Errno::ENOTDIR, path unless entry.is_a?(Fake::Directory) entry end |
#find_parent!(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 76 def find_parent!(path) parent_path = dirname(path) find_directory!(parent_path) end |
#getwd ⇒ Object Also known as: pwd
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# File 'lib/memfs/file_system.rb', line 81 def getwd working_directory.path end |
#link(old_name, new_name) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 90 def link(old_name, new_name) file = find!(old_name) raise Errno::EEXIST, "(#{old_name}, #{new_name})" if find(new_name) link = file.dup link.name = basename(new_name) find_parent!(new_name).add_entry link end |
#mkdir(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 100 def mkdir(path) raise Errno::EEXIST, path if find(path) find_parent!(path).add_entry Fake::Directory.new(path) end |
#rename(old_name, new_name) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 105 def rename(old_name, new_name) file = find!(old_name) file.delete file.name = basename(new_name) find_parent!(new_name).add_entry(file) end |
#rmdir(path) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 113 def rmdir(path) directory = find!(path) raise Errno::ENOTEMPTY, path unless directory.empty? directory.delete end |
#symlink(old_name, new_name) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 121 def symlink(old_name, new_name) raise Errno::EEXIST, new_name if find(new_name) find_parent!(new_name).add_entry Fake::Symlink.new(new_name, old_name) end |
#touch(*paths) ⇒ Object
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# File 'lib/memfs/file_system.rb', line 127 def touch(*paths) paths.each do |path| entry = find(path) unless entry entry = Fake::File.new(path) parent_dir = find_parent!(path) parent_dir.add_entry entry end entry.touch end end |