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Use Collectable protocol with an empty map

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This commit is contained in:
Colin Sheaff
2020-01-09 22:08:39 -06:00
parent de8f1f800f
commit 8887dbab1e
1 changed files with 1 additions and 2 deletions
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3
lib/koans/20_comprehensions.ex
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@@ -25,8 +25,7 @@ defmodule Comprehensions do
end end
koan "Add the result of a comprehension to an existing collection" do koan "Add the result of a comprehension to an existing collection" do
collection = ["Apple Pie"] collection = for x <- ["Pecan", "Pumpkin"], into: %{}, do: {x, "#{x} Pie"}
collection = for x <- ["Pecan", "Pumpkin"], into: collection, do: "#{x} Pie"
assert collection == ___ assert collection == ___
end end