Class: File

Inherits:
IO
  • Object
show all
Includes:
Constants
Defined in:
mrbgems/mruby-io/mrblib/file.rb,
mrbgems/mruby-io/mrblib/file_constants.rb,
mrbgems/mruby-io/mrblib/file_constants.rb

Defined Under Namespace

Modules: Constants

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from IO

#<<, #each, #each_byte, #each_char, #hash, open, pipe, popen, #pos=, #print, #printf, #puts, read, #rewind, #ungetbyte

Constructor Details

#initialize(fd_or_path, mode = "r", perm = 0666) ⇒ File

Returns a new instance of File.



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 4

def initialize(fd_or_path, mode = "r", perm = 0666)
  if fd_or_path.kind_of? Integer
    super(fd_or_path, mode)
  else
    @path = fd_or_path
    fd = IO.sysopen(@path, mode, perm)
    super(fd, mode)
  end
end

Instance Attribute Details

#path ⇒ Object

Returns the value of attribute path.



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 2

def path
  @path
end

Class Method Details

.directory?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 87

def self.directory?(file)
  FileTest.directory?(file)
end

.exist?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 91

def self.exist?(file)
  FileTest.exist?(file)
end

.exists?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 95

def self.exists?(file)
  FileTest.exists?(file)
end

.extname(filename) ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 127

def self.extname(filename)
  fname = self.basename(filename)
  epos = fname.rindex('.')
  return '' if epos == 0 || epos.nil?
  return fname[epos..-1]
end

.file?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 99

def self.file?(file)
  FileTest.file?(file)
end

.foreach(file) ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 77

def self.foreach(file)
  if block_given?
    self.open(file) do |f|
      f.each {|l| yield l}
    end
  else
    return self.new(file)
  end
end

.join(*names) ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 33

def self.join(*names)
  return "" if names.empty?

  names.map! do |name|
    case name
    when String
      name
    when Array
      if names == name
        raise ArgumentError, "recursive array"
      end
      join(*name)
    else
      raise TypeError, "no implicit conversion of #{name.class} into String"
    end
  end

  return names[0] if names.size == 1

  if names[0][-1] == File::SEPARATOR
    s = names[0][0..-2]
  else
    s = names[0].dup
  end

  (1..names.size-2).each { |i|
    t = names[i]
    if t[0] == File::SEPARATOR and t[-1] == File::SEPARATOR
      t = t[1..-2]
    elsif t[0] == File::SEPARATOR
      t = t[1..-1]
    elsif t[-1] == File::SEPARATOR
      t = t[0..-2]
    end
    s += File::SEPARATOR + t if t != ""
  }
  if names[-1][0] == File::SEPARATOR
    s += File::SEPARATOR + names[-1][1..-1]
  else
    s += File::SEPARATOR + names[-1]
  end
  s
end

.path(filename) ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 134

def self.path(filename)
  if filename.kind_of?(String)
    filename
  else
    raise TypeError, "no implicit conversion of #{filename.class} into String"
  end
end

.pipe?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 103

def self.pipe?(file)
  FileTest.pipe?(file)
end

.size(file) ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 107

def self.size(file)
  FileTest.size(file)
end

.size?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 111

def self.size?(file)
  FileTest.size?(file)
end

.socket?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 115

def self.socket?(file)
  FileTest.socket?(file)
end

.symlink?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 119

def self.symlink?(file)
  FileTest.symlink?(file)
end

.zero?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'mrbgems/mruby-io/mrblib/file.rb', line 123

def self.zero?(file)
  FileTest.zero?(file)
end

Instance Method Details

#atime ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 14

def atime
  t = self._atime
  t && Time.at(t)
end

#ctime ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 19

def ctime
  t = self._ctime
  t && Time.at(t)
end

#inspect ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 29

def inspect
  "<#{self.class}:#{@path}>"
end

#mtime ⇒ Object 



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# File 'mrbgems/mruby-io/mrblib/file.rb', line 24

def mtime
  t = self._mtime
  t && Time.at(t)
end