Class: Numeric

Inherits:
Object
  • Object
show all
Defined in:
lib/rbfind/humansiz.rb,
lib/rbfind/humansiz.rb

Overview

sizes in bytes

Constant Summary collapse

K =

:stopdoc:

1000
M = 
K * K
G = 
K * M
T = 
K * G
Kb =

:stopdoc:

1024
Mb = 
Kb * Kb
Gb = 
Kb * Mb
Tb = 
Kb * Gb
PREFIXES =

:nodoc:

" kMGTPEZY".scan /./

Instance Method Summary collapse

Instance Method Details

#GB ⇒ Object 



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# File 'lib/rbfind/humansiz.rb', line 35

def GB ; self * G ; end

#GiB ⇒ Object 



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# File 'lib/rbfind/humansiz.rb', line 48

def GiB ; self * Gb ; end

#kB ⇒ Object

:startdoc:



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# File 'lib/rbfind/humansiz.rb', line 33

def kB ; self * K ; end

#kiB ⇒ Object

:startdoc:



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# File 'lib/rbfind/humansiz.rb', line 46

def kiB ; self * Kb ; end

#MB ⇒ Object 



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# File 'lib/rbfind/humansiz.rb', line 34

def MB ; self * M ; end

#MiB ⇒ Object 



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# File 'lib/rbfind/humansiz.rb', line 47

def MiB ; self * Mb ; end

#t ⇒ Object 



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# File 'lib/rbfind/humansiz.rb', line 100

def t ; Time.to_unit to_i ; end

#TB ⇒ Object 



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# File 'lib/rbfind/humansiz.rb', line 36

def TB ; self * T ; end

#TiB ⇒ Object 



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# File 'lib/rbfind/humansiz.rb', line 49

def TiB ; self * Tb ; end

#to_h ⇒ Object

:call-seq:

num.to_h()  -> str

To human readable with decimal prefixes.

4096.to_h   #=> "  4.1kB"



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# File 'lib/rbfind/humansiz.rb', line 60

def to_h
  n = 0
  s = to_f
  while s >= K do s /= K ; n += 1 end
  format = n.zero? ? "%3d  " : "%5.1f"
  (format % s) + (PREFIXES[ n]||"?") + "B"
end

#to_hib ⇒ Object

:call-seq:

num.to_hib()  -> str

To human readable with binary prefixes.

4096.to_hib   #=> "   4.0kiB"



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# File 'lib/rbfind/humansiz.rb', line 75

def to_hib
  n = 0
  s = to_f
  while s >= Kb do s /= Kb ; n += 1 end
  format = n.zero? ? "%4d  " : "%6.1f"
  (format % s) + (PREFIXES[ n]||"?") + "iB"
end