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@JadenGeller
JadenGeller / Random.swift
Last active May 25, 2017 20:23
Random Numbers in Swift
struct Random {
static func within<B: protocol<Comparable, ForwardIndexType>>(range: ClosedInterval<B>) -> B {
let inclusiveDistance = range.start.distanceTo(range.end).successor()
let randomAdvance = B.Distance(arc4random_uniform(UInt32(inclusiveDistance.toIntMax())).toIntMax())
return range.start.advancedBy(randomAdvance)
}
static func within(range: ClosedInterval<Float>) -> Float {
return (range.end - range.start) * Float(Float(arc4random()) / Float(UInt32.max)) + range.start
}

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@chriseidhof
chriseidhof / swift.tex
Created October 8, 2014 13:44
Listings Swift config
\lstdefinelanguage{swift}
{
morekeywords={
func,if,then,else,for,in,while,do,switch,case,default,where,break,continue,fallthrough,return,
typealias,struct,class,enum,protocol,var,func,let,get,set,willSet,didSet,inout,init,deinit,extension,
subscript,prefix,operator,infix,postfix,precedence,associativity,left,right,none,convenience,dynamic,
final,lazy,mutating,nonmutating,optional,override,required,static,unowned,safe,weak,internal,
private,public,is,as,self,unsafe,dynamicType,true,false,nil,Type,Protocol,
},
morecomment=[l]{//}, % l is for line comment