Methods
at_least
at_most
bound
cap
clip
cmp
Public Instance methods
Returns the lower of self or x.
4.at_least(5) #=> 5 6.at_least(5) #=> 6
CREDIT: Florian Gross
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# File lib/core/facets/comparable/cap.rb, line 10 def at_least(lower) (self >= lower) ? self : lower end
Returns the greater of self or x.
4.at_most(5) #=> 4 6.at_most(5) #=> 5
CREDIT: Florian Gross
This method is also aliased as
cap
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# File lib/core/facets/comparable/cap.rb, line 21 def at_most(upper) (self <= upper) ? self : upper end
Alias for clip
Alias for at_most
Returns self if above the given lower bound, or within the given lower and upper bounds, otherwise returns the the bound of which the value falls outside.
4.clip(3) #=> 4 4.clip(5) #=> 5 4.clip(2,7) #=> 4 9.clip(2,7) #=> 7 1.clip(2,7) #=> 2
CREDIT Florian Gross, Trans
This method is also aliased as
bound
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# File lib/core/facets/comparable/clip.rb, line 16 def clip(lower, upper=nil) return lower if self < lower return self unless upper return upper if self > upper return self end
Alternate name for comparison operator #<=>.
3.cmp(1) #=> 1 3.cmp(3) #=> 0 3.cmp(10) #=> -1
This fundamental compare method is used to keep comparison compatible with succ.
CREDIT: Peter Vanbroekhoven
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# File lib/core/facets/comparable/cmp.rb, line 14 def cmp(o) self<=>o end