Merge pull request #224 from charleskawczynski/ck/chip_math

Support more chip math

Project.toml

@@ -1,7 +1,7 @@
 name = "TexasHoldem"
 uuid = "6cef90fc-eb55-4a2a-97d0-7ecce2b738fe"
 authors = ["Charles Kawczynski <kawczynski.charles@gmail.com>"]
-version = "0.4.0"
+version = "0.4.1"
 
 [deps]
 Logging = "56ddb016-857b-54e1-b83d-db4d58db5568"

src/chips.jl

@@ -14,10 +14,15 @@ end
 
 Base.:(+)(x::Int, y::SimpleRatio) = SimpleRatio(x*y.den + y.num, y.den)
 Base.:(-)(x::Int, y::SimpleRatio) = SimpleRatio(x*y.den - y.num, y.den)
+Base.:(+)(x::SimpleRatio, y::Int) = SimpleRatio(y*x.den + x.num, x.den)
+Base.:(-)(x::SimpleRatio, y::Int) = SimpleRatio(y*x.den - x.num, x.den)
+Base.:(+)(x::SimpleRatio) = x
+Base.:(-)(x::SimpleRatio) = SimpleRatio(-x.num, x.den)
 Base.:(+)(x::SimpleRatio, y::SimpleRatio) =
     x.den == y.den ? SimpleRatio(x.num + y.num, x.den) :
     SimpleRatio(x.num*y.den + x.den*y.num, x.den*y.den)
 
+Base.abs(x::SimpleRatio) = SimpleRatio(Base.abs(x.num), Base.abs(x.den))
 Base.:(-)(x::SimpleRatio, y::SimpleRatio) =
     x.den == y.den ? SimpleRatio(x.num - y.num, x.den) :
     SimpleRatio(x.num*y.den - x.den*y.num, x.den*y.den)
@@ -85,6 +90,11 @@ Base.:(+)(a::Chips, b::Chips) = Chips(a.n+b.n, a.frac+b.frac)
 Base.:(-)(a::Chips, b::Chips) = Chips(a.n-b.n, a.frac-b.frac)
 Base.:(+)(a::Chips, b::Int) = Chips(a.n+b, a.frac)
 Base.:(-)(a::Chips, b::Int) = Chips(a.n-b, a.frac)
+Base.:(+)(a::Int, b::Chips) = Chips(a+b.n, b.frac)
+Base.:(-)(a::Int, b::Chips) = Chips(a-b.n, -b.frac)
+Base.:(+)(a::Chips) = a
+Base.:(-)(a::Chips) = Chips(-a.n, -a.frac)
+Base.abs(a::Chips) = Chips(abs(a.n), abs(a.frac))
 
 Base.:(==)(x::Chips, y::Chips) = x.n == y.n && x.frac == y.frac
 Base.:(==)(x::Chips, y::Int) = x.n == y && x.frac == 0