Merge pull request #1843 from stevengj/refscalar

allow x[1] for scalar x
JuliaLang · Dec 28, 2012 · eb27af7 · eb27af7
2 parents 9aed1f9 + 6215849
commit eb27af7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/base/number.jl b/base/number.jl
@@ -20,6 +20,8 @@ ndims(x::Number) = 0
 ndims{T<:Number}(::Type{T}) = 0
 length(x::Number) = 1
 ref(x::Number) = x
+ref(x::Number, i::Integer) = i == 1 ? x : throw(BoundsError())
+ref(x::Number, i::Real) = ref(x, to_index(i))
 
 signbit(x::Real) = int(x < 0)
 sign(x::Real) = x < 0 ? -one(x) : x > 0 ? one(x) : x