Packages
arke
0.1.17
1.1.33
retired
0.6.3
0.6.2
0.6.1
0.6.0
0.5.0
0.4.5
0.4.4
0.4.3
0.4.2
0.4.1
0.4.0
0.4.0-bulk.1
0.4.0-bulk.0
0.3.17
0.3.16
0.3.15
0.3.14
0.3.13
0.3.12
0.3.11
0.3.10
0.3.9
0.3.8
0.3.7
0.3.6
0.3.5
0.3.4
0.3.3
0.3.2
0.3.1
0.3.0
0.1.38
0.1.37
0.1.36
0.1.35
0.1.34
0.1.33
0.1.32
0.1.31
0.1.30
0.1.29
0.1.28
0.1.27
0.1.26
0.1.25
0.1.24
0.1.23
0.1.22
0.1.21
0.1.20
0.1.19
0.1.18
0.1.17
0.1.16
0.1.15
0.1.14
0.1.13
0.1.12
0.1.11
0.1.10
0.1.9
0.1.8
0.1.7
0.1.6
0.1.5
0.1.4
0.1.3
0.1.2
0.1.1
0.1.0
Arke low code framework Core
Current section
Files
Jump to
Current section
Files
lib/arke/utils/error_generator.ex
# Copyright 2023 Arkemis S.r.l.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
defmodule Arke.Utils.ErrorGenerator do
@moduledoc """
Documentation for `Arke.Utils.ErrorGenerator`
"""
@doc """
Create standardized errors
## Parameters
- context => string => the context where the error has been generated
- errors => list | string => the error itself
## Example
iex> Arke.Utils.ErrorGenerator.create(:auth, "login error")
## Return
{:error , [%{context: "context_value", message: "message_value"}, ...]}
"""
@type t() :: {:error, [%{context: String.t(), message: String.t()}]}
@spec create(context :: String.t(), errors :: list() | String.t()) ::
{:error, [%{context: String.t(), message: String.t()}]}
def create(context, errors) when is_list(errors) do
{:error, create_map(context, errors)}
end
def create(context, errors) when is_binary(errors) do
{:error, create_map(context, errors)}
end
def create(context, errors) when is_atom(errors) do
{:error, create_map(context, Atom.to_string(errors))}
end
def create(_context, _errors), do: create(:error_generator, "invalid attribute format")
defp create_map(context, [{message, values} = h | t] = errors, error_list \\ [])
when is_list(values) do
create_map(
context,
t,
error_list ++
[%{context: to_string(context), message: "#{message}: #{Enum.join(values, ", ")}"}]
)
end
defp create_map(context, errors, error_list) when is_binary(errors) do
create_map(context, [], error_list ++ [%{context: to_string(context), message: errors}])
end
defp create_map(context, [{message, values} | t] = errors, error_list) do
create_map(
context,
t,
error_list ++ [%{context: to_string(context), message: "#{message}: #{values}"}]
)
end
defp create_map(_context, [], error_list) do
error_list
end
defp create_map(context, errors, error_list) when is_list(errors) do
errors_from_list =
Enum.map(errors, fn v -> %{context: to_string(context), message: to_string(v)} end)
create_map(context, [], error_list ++ errors_from_list)
end
end