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Localization (parsing, formatting) of numbers, dates/time/calendar, units of measure, messages and lists. Includes localized collation.
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lib/localize/exception/locale_integrity_error.ex
defmodule Localize.LocaleIntegrityError do
@moduledoc """
Exception raised when a downloaded locale file fails integrity
verification against the hash manifest bundled with the package.
"""
@behaviour Localize.Exception
defexception [:locale_id, :url, :reason, :expected, :actual]
@type reason :: :hash_mismatch | :no_manifest_entry
@type t :: %__MODULE__{
locale_id: atom(),
url: String.t() | nil,
reason: reason(),
expected: String.t() | nil,
actual: String.t() | nil
}
@impl Localize.Exception
def reason_atoms, do: [:hash_mismatch, :no_manifest_entry]
@impl true
def exception(bindings) when is_list(bindings) do
struct!(__MODULE__, bindings)
end
@impl true
def message(%__MODULE__{reason: :no_manifest_entry, locale_id: locale_id, url: url}) do
Localize.Exception.safe_message(
"locale",
"The locale {$locale_id} downloaded from {$url} has no entry in the locale hash manifest.",
locale_id: inspect(locale_id),
url: url
)
end
def message(%__MODULE__{
reason: :hash_mismatch,
locale_id: locale_id,
url: url,
expected: expected,
actual: actual
}) do
Localize.Exception.safe_message(
"locale",
"The locale {$locale_id} downloaded from {$url} failed integrity verification. Expected SHA-256 {$expected} but the content hashes to {$actual}.",
locale_id: inspect(locale_id),
url: url,
expected: expected,
actual: actual
)
end
end