Macro.unique_var

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Link to this function

unique_var(var, context)

View Source (since 1.11.3)

Specs

unique_var(var, context) :: {var, [{:counter, integer()}], context}
when var: atom(), context: atom()

Generates an AST node representing a unique variable given by the atoms var and context.

Examples

iex> {:foo, [counter: c], __MODULE__} = Macro.unique_var(:foo, __MODULE__)
iex> is_integer(c)
true