Module: Numeric::NumericExtensions

Included in:
Numeric
Defined in:
lib/ruckus/extensions/numeric.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object 



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# File 'lib/ruckus/extensions/numeric.rb', line 112

def self.included(klass)
    klass.extend(ClassMethods)
end

Instance Method Details

#cap(limit) ⇒ Object

This HAS TO BE in the library somewhere already, but: give a fixnum, cap it at some number (ie, max(x, y) -> x). 10.cap(9) => 9.



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# File 'lib/ruckus/extensions/numeric.rb', line 7

def cap(limit); self > limit ? limit : self; end

#sx16 ⇒ Object 



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# File 'lib/ruckus/extensions/numeric.rb', line 25

def sx16; ([self].pack "s").unpack("S").first; end

#sx32 ⇒ Object 



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# File 'lib/ruckus/extensions/numeric.rb', line 26

def sx32; ([self].pack "l").unpack("L").first; end

#sx8 ⇒ Object

sign extend



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# File 'lib/ruckus/extensions/numeric.rb', line 24

def sx8; ([self].pack "c").unpack("C").first; end

#to_l16 ⇒ Object 



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# File 'lib/ruckus/extensions/numeric.rb', line 15

def to_l16
    [self].pack("v")
end

#to_l32 ⇒ Object 



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# File 'lib/ruckus/extensions/numeric.rb', line 11

def to_l32
    [self].pack("L")
end

#to_l8 ⇒ Object 



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# File 'lib/ruckus/extensions/numeric.rb', line 19

def to_l8
    (self&0xFF).chr
end

#to_x ⇒ Object 



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# File 'lib/ruckus/extensions/numeric.rb', line 9

def to_x; to_s(16).rjust(8, "0"); end