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# frozen_string_literal: true module JSON module Ext module Generator class State # call-seq: new(opts = {}) # # Instantiates a new State object, configured by _opts_. # # _opts_ can have the following keys: # # * indent: a string used to indent levels (default: ''), # * space: a string that is put after, a : or , delimiter (default: ''), # * space_before: a string that is put before a : pair delimiter (default: ''), # * object_nl: a string that is put at the end of a JSON object (default: ''), # * array_nl: a string that is put at the end of a JSON array (default: ''), # * allow_nan: true if NaN, Infinity, and -Infinity should be # generated, otherwise an exception is thrown, if these values are # encountered. This options defaults to false. # * ascii_only: true if only ASCII characters should be generated. This # option defaults to false. # * buffer_initial_length: sets the initial length of the generator's # internal buffer. def initialize(opts = nil) if opts && !opts.empty? configure(opts) end end # call-seq: configure(opts) # # Configure this State instance with the Hash _opts_, and return # itself. def configure(opts) unless opts.is_a?(Hash) if opts.respond_to?(:to_hash) opts = opts.to_hash elsif opts.respond_to?(:to_h) opts = opts.to_h else raise TypeError, "can't convert #{opts.class} into Hash" end end _configure(opts) end alias_method :merge, :configure # call-seq: # generate(obj) -> String # generate(obj, anIO) -> anIO # # Generates a valid JSON document from object +obj+ and returns the # result. If no valid JSON document can be created this method raises a # GeneratorError exception. def generate(obj, io = nil) _generate(obj, io) end # call-seq: to_h # # Returns the configuration instance variables as a hash, that can be # passed to the configure method. def to_h result = { indent: indent, space: space, space_before: space_before, object_nl: object_nl, array_nl: array_nl, allow_nan: allow_nan?, ascii_only: ascii_only?, max_nesting: max_nesting, script_safe: script_safe?, strict: strict?, depth: depth, buffer_initial_length: buffer_initial_length, } instance_variables.each do \|iv\| iv = iv.to_s[1..-1] result[iv.to_sym] = self[iv] end result end alias_method :to_hash, :to_h # call-seq: [](name) # # Returns the value returned by method +name+. def [](name) if respond_to?(name) __send__(name) else instance_variable_get("@#{name}") if instance_variables.include?("@#{name}".to_sym) # avoid warning end end # call-seq: []=(name, value) # # Sets the attribute name to value. def []=(name, value) if respond_to?(name_writer = "#{name}=") __send__ name_writer, value else instance_variable_set "@#{name}", value end end end end end end