Class: Numeric

Inherits:
Object show all
Defined in:
lib/rmtools/core/b.rb,
lib/rmtools/core/numeric.rb

Instance Method Summary collapse

Instance Method Details

#b ⇒ Object 



12
 
# File 'lib/rmtools/core/b.rb', line 12

def b; !zero? && self end

#between(min, max) ⇒ Object

is self lies between two numerics



22
23
24
 
# File 'lib/rmtools/core/numeric.rb', line 22

def between(min, max)
  min < self and self < max
end

#ceil_to(i) ⇒ Object

ceil-round to i-fold



5
6
7
 
# File 'lib/rmtools/core/numeric.rb', line 5

def ceil_to(i)
  self + i - self % i 
end

#floor_to(i) ⇒ Object

floor-round to i-fold



10
11
12
 
# File 'lib/rmtools/core/numeric.rb', line 10

def floor_to(i)
  self - self % i
end

#hex ⇒ Object 



31
32
33
 
# File 'lib/rmtools/core/numeric.rb', line 31

def hex
  sprintf "%x", self
end

#mult_of(subj) ⇒ Object

is self multiple of numeric



27
28
29
 
# File 'lib/rmtools/core/numeric.rb', line 27

def mult_of(subj)
  self % subj == 0
end

#round_to(i) ⇒ Object

closest-round to i-fold



15
16
17
18
19
 
# File 'lib/rmtools/core/numeric.rb', line 15

def round_to(i)
  ceil = ceil_to i
  floor = floor_to i
  ceil - self < self - floor ? ceil : floor
end