array conversions

This commit is contained in:
Mike J Innes 2018-11-14 23:47:32 +00:00
parent fc2f2e9f9f
commit 325035cf60

View File

@ -33,6 +33,14 @@ TrackedArray(x::AbstractArray) = TrackedArray(Call(), x, zero(x))
Base.eltype(x::Type{<:TrackedArray{T}}) where T <: Real = TrackedReal{T}
Base.convert(::Type{T}, x::S) where {T<:TrackedArray,S<:T} = x
Base.convert(::Type{<:TrackedArray}, x::TrackedArray) =
error("Not implemented: convert $(typeof(x)) to $T")
Base.convert(::Type{<:TrackedArray{T,N,A}}, x::AbstractArray) where {T,N,A} =
TrackedArray(convert(A, x))
Base.show(io::IO, t::Type{TrackedArray{T,N,A}}) where {T,N,A<:AbstractArray{T,N}} =
@isdefined(A) ?
print(io, "TrackedArray{…,$A}") :