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# frozen_string_literal: true
require "configurate"
module Configurate
module Provider
# This provider tries to open a TOML file and does nested lookups
# in it.
class TOML < StringHash
begin
require "toml-rb"
PARSER = TomlRB
rescue LoadError => e
require "tomlrb"
PARSER = Tomlrb
end
# @param file [String] the path to the file
# @param namespace [String] optionally set this as the root
# @param required [Boolean] whether or not to raise an error if
# the file or the namespace, if given, is not found. Defaults to +true+.
# @param raise_on_missing [Boolean] whether to raise {Configurate::MissingSetting}
# if a setting can't be provided. Defaults to +false+.
# @raise [ArgumentError] if the namespace isn't found in the file
# @raise [Errno:ENOENT] if the file isn't found
def initialize file, namespace: nil, required: true, raise_on_missing: false
super(PARSER.load_file(file),
namespace: namespace,
required: required,
raise_on_missing: raise_on_missing,
source: file
)
rescue Errno::ENOENT => e
warn "WARNING: Configuration file #{file} not found, ensure it's present"
raise e if required
end
end
end
end
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