defmodule Chaps.Json do
@moduledoc """
Generate JSON output for results.
"""
@file_name "chaps.json"
@doc """
Provides an entry point for the module.
"""
def execute(stats, options \\ []) do
generate_json(stats, Enum.into(options, %{}))
|> write_file(options[:output_dir])
Chaps.Local.print_summary(stats)
end
def generate_json(stats, _options) do
Jason.encode!(%{source_files: stats})
end
defp output_dir(output_dir) do
cond do
output_dir ->
output_dir
true ->
options = Chaps.Settings.get_coverage_options()
case Map.fetch(options, "output_dir") do
{:ok, val} -> val
_ -> "cover/"
end
end
end
defp write_file(content, output_dir) do
file_path = output_dir(output_dir)
unless File.exists?(file_path) do
File.mkdir_p!(file_path)
end
File.write!(Path.expand(@file_name, file_path), content)
end
end