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-rw-r--r--shardweb/lib/shard_web/views/error_helpers.ex44
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diff --git a/shardweb/lib/shard_web/views/error_helpers.ex b/shardweb/lib/shard_web/views/error_helpers.ex
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--- a/shardweb/lib/shard_web/views/error_helpers.ex
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-defmodule ShardWeb.ErrorHelpers do
- @moduledoc """
- Conveniences for translating and building error messages.
- """
-
- use Phoenix.HTML
-
- @doc """
- Generates tag for inlined form input errors.
- """
- def error_tag(form, field) do
- Enum.map(Keyword.get_values(form.errors, field), fn (error) ->
- content_tag :span, translate_error(error), class: "help-block"
- end)
- end
-
- @doc """
- Translates an error message using gettext.
- """
- def translate_error({msg, opts}) do
- # When using gettext, we typically pass the strings we want
- # to translate as a static argument:
- #
- # # Translate "is invalid" in the "errors" domain
- # dgettext "errors", "is invalid"
- #
- # # Translate the number of files with plural rules
- # dngettext "errors", "1 file", "%{count} files", count
- #
- # Because the error messages we show in our forms and APIs
- # are defined inside Ecto, we need to translate them dynamically.
- # This requires us to call the Gettext module passing our gettext
- # backend as first argument.
- #
- # Note we use the "errors" domain, which means translations
- # should be written to the errors.po file. The :count option is
- # set by Ecto and indicates we should also apply plural rules.
- if count = opts[:count] do
- Gettext.dngettext(ShardWeb.Gettext, "errors", msg, msg, count, opts)
- else
- Gettext.dgettext(ShardWeb.Gettext, "errors", msg, opts)
- end
- end
-end