Bottle.Map.is_empty_map

You're seeing just the macro is_empty_map, go back to Bottle.Map module for more information.
Link to this macro

is_empty_map(term)

View Source (macro)

Guard that passes for an empty map

Examples

iex> is_empty_map(%{})
true

iex> is_empty_map(%{"foo" => :bar})
false

iex> is_empty_map(%{foo: "bar"})
false