having v0.1.0 Having
Summary
Macros
iex> import Having
iex> having({a, b}, a: 1, b: 2)
{1, 2}
Macros
iex> import Having
iex> having({a, b}, a: 1, b: 2)
{1, 2}
iex> import Having
iex> {a, b} |> having(a: 1, b: 2)
{1, 2}
iex> import Having
iex> a + b
...> |> having(b: 3, a: b * b)
12
iex> import Having
iex> {a, b}
...> |> having do
...> a <- 1
...> b <- 2
...> end
{1, 2}
iex> import Having
iex> {a, b}
...> |> having do
...> {:ok, a} <- 1
...> b <- 2
...> else
...> _ -> :nop
...> end
:nop
iex> import Having
iex> {a, b}
...> |> having(a <- b * 2)
...> |> having(b = 10)
{20, 10}
iex> import Having
iex> {a, b}
...> |> having do
...> a when a > 10 <- b
...> else
...> _ -> {:error, b}
...> end
...> |> having(b = 10)
{:error, 10}
iex> import Having
iex> {a, b}
...> |> having(a when a > 10 <- b, {:error, b})
...> |> having(b = 10)
{:error, 10}