Fix getproperty lowering, fixes #14

src/closure.jl

@@ -90,6 +90,8 @@ function totype!(funcs::Expr, arguments::Vector, defined::Set, q::Expr, expr::Ex
             end
         end
         return Expr(:call, ex)
+    elseif head === :(.)
+        push!(defined, args[2].value)
     end
     for a ∈ args
         push!(t.args, totype!(funcs, arguments, defined, q, a))
@@ -125,8 +127,13 @@ end
 toexpr(x) = x
 function (toexpr(@nospecialize(_::Expression{H,A}))::Expr) where {H,A}
     ex = Expr(H)
-    for a ∈ A
-        push!(ex.args, toexpr(a))
+    if H === :(.)
+        push!(ex.args, toexpr(A[1]))
+        push!(ex.args, QuoteNode(A[2]))
+    else
+        for a ∈ A
+            push!(ex.args, toexpr(a))
+        end
     end
     ex
 end

test/runtests.jl

@@ -24,24 +24,32 @@ function rowsum_batch!(x, A)
         x[n] = s
     end
 end
-
-@testset "Range Map" begin
-    function rangemap!(f::F, allargs, start, stop) where {F}
-        dest = first(allargs)
-        args = Base.tail(allargs)
-        @inbounds @simd for i ∈ start:stop
-            dest[i] = f(Base.unsafe_getindex.(args, i)...)
-        end
-        nothing
+function bar!(dest, src)
+    @batch for i in eachindex(dest)
+        dest[i] = src.a.b[i]
     end
+    dest
+end
 
-    function tmap!(f::F, args::Vararg{AbstractArray,K}) where {K,F}
-        dest = first(args)
-        N = length(dest)
-        mapfun! = (allargs, start, stop) -> rangemap!(f, allargs, start, stop)
-        batch(mapfun!, (N, num_threads()), args...)
-        dest
+function rangemap!(f::F, allargs, start, stop) where {F}
+    dest = first(allargs)
+    args = Base.tail(allargs)
+    @inbounds @simd for i ∈ start:stop
+        dest[i] = f(Base.unsafe_getindex.(args, i)...)
     end
+    nothing
+end
+
+function tmap!(f::F, args::Vararg{AbstractArray,K}) where {K,F}
+    dest = first(args)
+    N = length(dest)
+    mapfun! = (allargs, start, stop) -> rangemap!(f, allargs, start, stop)
+    batch(mapfun!, (N, num_threads()), args...)
+    dest
+end
+
+
+@testset "Range Map" begin
 
     x = rand(1024); y = rand(length(x)); z = similar(x);
     foo(x,y) = exp(-0.5abs2(x-y))
@@ -82,6 +90,10 @@ end
     A = rand(200,300); x = Vector{Float64}(undef, 300);
     rowsum_batch!(x, A);
     @test x ≈ vec(sum(A,dims=1))
+
+    dest = zeros(10^3); src = (; a = (; b = rand(length(dest))));
+    @test bar!(dest, src) == src.a.b
+
 end
 
 @testset "start and stop values" begin