add nil clause for Formatter.get_emoji/1 to return an empty result

This commit is contained in:
Thurloat 2018-08-31 14:28:39 -03:00
parent d31bbb1cfe
commit a9c0f395cb
2 changed files with 12 additions and 0 deletions

View File

@ -157,6 +157,8 @@ def emojify(text, emoji) do
end) end)
end end
def get_emoji(nil), do: []
def get_emoji(text) do def get_emoji(text) do
Enum.filter(@emoji, fn {emoji, _} -> String.contains?(text, ":#{emoji}:") end) Enum.filter(@emoji, fn {emoji, _} -> String.contains?(text, ":#{emoji}:") end)
end end

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@ -199,4 +199,14 @@ test "it returns the emoji used in the text" do
assert Formatter.get_emoji(text) == [{"moominmamma", "/finmoji/128px/moominmamma-128.png"}] assert Formatter.get_emoji(text) == [{"moominmamma", "/finmoji/128px/moominmamma-128.png"}]
end end
test "it returns a nice empty result when no emojis are present" do
text = "I love moominamma"
assert Formatter.get_emoji(text) == []
end
test "it doesn't die when text is absent" do
text = nil
assert Formatter.get_emoji(text) == []
end
end end