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# frozen_string_literal: true
module Clamp # :nodoc:
# Message lookup, to allow localization.
#
module Messages
def messages=(new_messages)
messages.merge!(new_messages)
end
def message(key, options = {})
string = messages.fetch(key)
return string if options.empty?
format string, options
end
def clear_messages!
init_default_messages
end
DEFAULTS = {
too_many_arguments: "too many arguments",
option_required: "option '%<option>s' is required",
option_or_env_required: "option '%<option>s' (or env %<env>s) is required",
option_argument_error: "option '%<switch>s': %<message>s",
parameter_argument_error: "parameter '%<param>s': %<message>s",
env_argument_error: "$%<env>s: %<message>s",
unrecognised_option: "Unrecognised option '%<switch>s'",
no_such_subcommand: "No such sub-command '%<name>s'",
no_value_provided: "no value provided",
default: "default",
or: "or",
required: "required",
usage_heading: "Usage",
parameters_heading: "Parameters",
subcommands_heading: "Subcommands",
options_heading: "Options"
}.freeze
private
def messages
init_default_messages unless defined?(@messages)
@messages
end
def init_default_messages
@messages = DEFAULTS.dup
end
end
extend Messages
end
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