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A static code analysis tool with a focus on code consistency and teaching.
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lib/credo/cli/output/formatter/json.ex
defmodule Credo.CLI.Output.Formatter.JSON do
@moduledoc false
alias Credo.CLI.Output.UI
alias Credo.Issue
def print_issues(issues) do
%{
"issues" => Enum.map(issues, &issue_to_json/1)
}
|> print_map(pretty: true)
end
def print_map(map, json_opts \\ []) do
print_term(map, json_opts)
end
def print_term(map, json_opts \\ []) do
map
|> prepare_for_json()
|> Jason.encode!(json_opts)
|> UI.puts()
end
def prepare_for_json(term)
when is_atom(term) or is_number(term) or is_binary(term) do
term
end
def prepare_for_json(term) when is_list(term), do: Enum.map(term, &prepare_for_json/1)
def prepare_for_json(%Regex{} = regex), do: inspect(regex)
def prepare_for_json(%{} = term) do
Enum.into(term, %{}, fn {key, value} ->
{prepare_key_for_json(key), prepare_for_json(value)}
end)
end
def prepare_for_json(term) when is_tuple(term) do
term
|> Tuple.to_list()
|> prepare_for_json()
end
def prepare_for_json(term) do
inspect(term)
end
defp prepare_key_for_json(key) when is_atom(key) or is_binary(key) or is_number(key) do
key
end
defp prepare_key_for_json(key) do
inspect(key)
end
def issue_to_json(
%Issue{
check: check,
category: category,
message: message,
filename: filename,
priority: priority,
scope: scope
} = issue
) do
check_name =
check
|> to_string()
|> String.replace(~r/^(Elixir\.)/, "")
column_end =
if issue.column && issue.trigger do
issue.column + String.length(to_string(issue.trigger))
end
%{
"check" => check_name,
"category" => to_string(category),
"filename" => to_string(filename),
"line_no" => issue.line_no,
"column" => issue.column,
"column_end" => column_end,
"trigger" => issue.trigger,
"message" => message,
"priority" => priority,
"scope" => scope
}
end
end