Posthog.Guard (posthog v1.0.1)
View SourceCustom guards for the Posthog library.
This module contains guard expressions that can be used across the Posthog library for consistent pattern matching and type checking.
Summary
Functions
Guard that checks if a term is a keyword list.
Functions
Guard that checks if a term is a keyword list.
A keyword list is a list of 2-tuples where the first element of each tuple is an atom.
Examples
iex> import Posthog.Guard
iex> match?({:ok, val} when is_keyword_list(val), {:ok, [foo: 1, bar: 2]})
true
iex> match?({:ok, val} when is_keyword_list(val), {:ok, [{:a, 1}, {:b, 2}]})
true
iex> match?({:ok, val} when is_keyword_list(val), {:ok, [{1, 2}, {3, 4}]})
false