1 files changed, 45 insertions, 0 deletions
diff --git a/challenge-158/wambash/julia/ch-1.jl b/challenge-158/wambash/julia/ch-1.jl
new file mode 100644
index 0000000000..19d1159624
--- /dev/null
+++ b/challenge-158/wambash/julia/ch-1.jl
@@ -0,0 +1,45 @@
+#!/usr/bin/env julia
+using Lazy
+
+sum_of_digits_is_prime(n) =  n |> digits |> sum |> Lazy.isprime
+
+additive_primes( n::Integer=100 ) = @>> begin
+    Lazy.range(2)
+    filter( Lazy.isprime )
+    filter( sum_of_digits_is_prime )
+    takewhile( x -> x ≤ n )
+end
+
+function MAIN( n )
+    additive_primes(n) .|> println
+end
+
+using Test
+
+function TEST()
+    @testset "additive primes" begin
+        @test additive_primes() == list(2, 3, 5, 7, 11, 23, 29, 41, 43, 47, 61, 67, 83, 89,)
+        @test additive_primes(12) == list(2, 3, 5, 7, 11,)
+    end
+end
+
+
+using ArgParse
+
+s = ArgParseSettings()
+
+@add_arg_table! s begin
+    "--test"
+    action = :store_true
+    "n"
+    arg_type = Int
+    default = 100
+end
+
+pa=parse_args(s)
+
+if pa["test"]
+    TEST()
+else
+    MAIN(pa["n"])
+end