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defmodule KhepriMnesiaMigration.MixProject do
use Mix.Project
def project do
# To avoid duplication, we query the app file to learn the application
# name, description and version.
{:ok, [app]} = :file.consult("src/khepri_mnesia_migration.app.src")
{:application, app_name, props} = app
description = to_string(Keyword.get(props, :description))
version = to_string(Keyword.get(props, :vsn))
[
app: app_name,
description: description,
version: version,
language: :erlang,
deps: deps()
]
end
def application do
{:ok, [app]} = :file.consult("src/khepri_mnesia_migration.app.src")
{:application, _app_name, props} = app
Keyword.take(props, [:applications, :env, :mod, :registered])
end
defp deps() do
# To avoid duplication, we query rebar.config to get the list of
# dependencies and their version pinning.
{:ok, terms} = :file.consult("rebar.config")
deps = Keyword.get(terms, :deps)
# The conversion to the mix.exs expected structure is basic, but that
# should do it for our needs.
for {app_name, version} <- deps do
case version do
_ when is_list(version) ->
{app_name, to_string(version)}
{:git, url} ->
{app_name, git: to_string(url)}
{:git, url, {:ref, ref}} ->
{app_name, git: to_string(url), ref: to_string(ref)}
{:git, url, {:branch, branch}} ->
{app_name, git: to_string(url), branch: to_string(branch)}
{:git, url, {:tag, tag}} ->
{app_name, git: to_string(url), tag: to_string(tag)}
end
end
end
end
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