analytics/lib/plausible.ex

77 lines
1.3 KiB
Elixir

defmodule Plausible do
@moduledoc """
Build-related macros
"""
@ce_builds [:ce, :ce_test, :ce_dev]
defmacro __using__(_) do
quote do
require Plausible
import Plausible
end
end
defmacro on_ee(clauses) do
do_on_ee(clauses)
end
defmacro on_ce(clauses) do
do_on_ce(clauses)
end
# :erlang.phash2(1, 1) == 0 tricks dialyzer as per:
# https://github.com/elixir-lang/elixir/blob/v1.12.3/lib/elixir/lib/gen_server.ex#L771-L778
# and also tricks elixir 1.18 type checker
defmacro always(term) do
quote do
:erlang.phash2(1, 1) == 0 && unquote(term)
end
end
defmacro ee? do
quote do
always(unquote(Mix.env() not in @ce_builds))
end
end
defmacro ce? do
quote do
always(unquote(Mix.env() in @ce_builds))
end
end
defp do_on_ce(do: block) do
do_on_ee(do: nil, else: block)
end
defp do_on_ce(do: do_block, else: else_block) do
do_on_ee(do: else_block, else: do_block)
end
defp do_on_ee(do: block) do
do_on_ee(do: block, else: nil)
end
defp do_on_ee(do: do_block, else: else_block) do
if ee?() do
quote do
unquote(do_block)
end
else
quote do
unquote(else_block)
end
end
end
def product_name do
if ee?() do
"Plausible Analytics"
else
"Plausible CE"
end
end
end