class Balmora::Config
Attributes
config[R]
dir[RW]
file[RW]
old[R]
require[RW]
variables[RW]
Public Class Methods
create(config = nil, variables = nil)
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# File lib/balmora/config.rb, line 14 def self.create(config = nil, variables = nil) if config.nil?() config = File.join(Dir.home(), '.config/balmora/balmora.conf') end if !File.exist?(config) config = File.join('/etc/balmora/balmora.conf') end if !File.exist?(config) raise Error.new('Config not found in ~/.config/balmora/balmora.conf ' + 'and /etc/balmora/balmora.conf; you should create config to ' + 'continue or use --config switch') end return self.new(config || '~/.config/balmora/balmora.conf', variables) end
factory(state)
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# File lib/balmora/config.rb, line 10 def self.factory(state) return self.create(state.options[:config], state.variables) end
new(path, variables = nil)
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# File lib/balmora/config.rb, line 32 def initialize(path, variables = nil) @file = File @dir = Dir @variables = variables @path = path @require = Object.method(:require) @config = nil end
Public Instance Methods
_deep_clone(value)
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# File lib/balmora/config.rb, line 162 def _deep_clone(value) if value.instance_of?(::Array) value = value.collect() { |item| _deep_clone(item) } elsif value.instance_of?(::Hash) value = Hash[ value.collect() { |key, item| [_deep_clone(key), _deep_clone(item)] } ] else is_clonable = ( !value.is_a?(::Numeric) && !value.is_a?(::TrueClass) && !value.is_a?(::FalseClass) && !value.is_a?(::NilClass) && !value.is_a?(::Symbol) ) if is_clonable value = value.clone() end end return value end
_glob(file)
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# File lib/balmora/config.rb, line 154 def _glob(file) if !file.include?('*') return [file] end return @dir.glob(file) end
_load(path)
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# File lib/balmora/config.rb, line 88 def _load(path) contents = @file.read(@file.expand_path(path)) value = JSON.parse(contents, {symbolize_names: true}) value = _process(value) return value rescue => error raise Error.new("Failed to read config file #{path}: #{error.to_s()}") end
_process(value)
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# File lib/balmora/config.rb, line 97 def _process(value) result = if value.instance_of?(::Array) _process_array(value) elsif value.instance_of?(::Hash) _process_hash(value) else value end return result end
_process_array(value)
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# File lib/balmora/config.rb, line 110 def _process_array(value) result = [] value.each() { |item| if item.instance_of?(::Hash) && item.keys() == [:'extend-file'] files = item[:'extend-file'] if !files.instance_of?(::Array) files = [files] end files.each() { |path| _glob(path).each() { |file| result.concat(_load(file)) } } else result.push(_process(item)) end } return result end
_process_hash(value)
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# File lib/balmora/config.rb, line 132 def _process_hash(value) result = {} value.each() { |key, item| if key == :'include-file' files = item if !files.instance_of?(::Array) files = [files] end files.each() { |path| _glob(path).each() { |file| result.merge!(_load(file)) } } else result[key] = _process(item) end } return result end
get(key = [], options = {})
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# File lib/balmora/config.rb, line 43 def get(key = [], options = {}) if !key.instance_of?(::Array) key = [key] end result = key. inject(@config) { |current, part| begin current = current.fetch(part) rescue KeyError if options[:default] return options[:default] end raise "Config value #{key.inspect()} should be defined in " + "#{@path.inspect()}" end next current } result = _deep_clone(result) if options[:variables] != false result = @variables.inject(result, false) end return result end
load()
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# File lib/balmora/config.rb, line 73 def load() @old = _deep_clone(@config) Dir.chdir(File.dirname(@path)) { @config = _load(File.basename(@path)) } @config[:config_dir] = File.dirname(@path) @config[:config_path] = @path get(:require, default: [], variables: false).each() { |file| @require.call(file) } end