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Contents
require 'simple_navigation/config_file'
module SimpleNavigation
# Internal: Encapsulates the configuration file finding logic.
class ConfigFileFinder
# Internal: Initializes a ConfigFileFinder.
#
# paths - an enumerable list of paths in which to look for configuration
# files.
def initialize(paths)
@paths = paths
end
# Internal: Searches a configuration file for the given context in the
# initialization paths.
#
# context - The navigation context for which to look the configuration file.
#
# Returns a String representing the full path of the configuation file.
# Raises StandardError if no file is found.
def find(context)
config_file_name = config_file_name_for_context(context)
find_config_file(config_file_name) ||
fail("Config file '#{config_file_name}' not found in " \
"path(s) #{paths.join(', ')}!")
end
private
attr_reader :paths
def config_file_name_for_context(context)
ConfigFile.new(context).name
end
def find_config_file(config_file_name)
paths.map { |path| File.join(path, config_file_name) }
.find { |full_path| File.exist?(full_path) }
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems