Class: DR::Formatter

Inherits:
Object
  • Object
show all
Extended by:
Helpers
Defined in:
lib/dr/formatter/simple_formatter.rb

Defined Under Namespace

Modules: Helpers

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Helpers

wrap

Constructor Details

#initialize(meta = {}, **opts) ⇒ Formatter

Returns a new instance of Formatter.



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# File 'lib/dr/formatter/simple_formatter.rb', line 45

def initialize(meta={}, **opts)
	@meta=meta
	@opts=opts
end

Instance Attribute Details

#meta ⇒ Object

Returns the value of attribute meta.



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# File 'lib/dr/formatter/simple_formatter.rb', line 44

def meta
  @meta
end

#opts ⇒ Object

Returns the value of attribute opts.



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# File 'lib/dr/formatter/simple_formatter.rb', line 44

def opts
  @opts
end

Instance Method Details

#expand(msg, **opts) ⇒ Object 



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# File 'lib/dr/formatter/simple_formatter.rb', line 95

def expand(msg, **opts)
	recursive=opts[:recursive]
	#if recursive is :first, then we only expand once ore
	if recursive.is_a?(Integer)
		opts[:recursive]=recursive-1
		recursive=false if recursive <= 0
	end
	case msg
	when Hash
		Array(opts[:merge]).each do |key|
			if msg.key?(key)
				msg=msg.merge(msg[key])
				msg.delete(key)
			end
		end
		# we localize after merging potential out types
		localize(msg, **opts) do |lmsg|
			# localization do not count as a recursive step
			return expand(lmsg, **opts)
		end
		if recursive
			msg_exp={}
			msg.each do |k,v|
				msg_exp[k]=expand(v,**opts)
			end
			#expand may have introduced nil values
			clean_nil=opts.fetch(:clean_nil,true)
			msg_exp.delete_if {|_k,v| v==nil} if clean_nil
			msg_exp
		else
			msg
		end
	when Symbol
		opts[:symbol]||=:never
		msg=metainfo_from_symbol(msg,**opts)
		recursive ? expand(msg, **opts) : msg
	when Array
		msg=msg.map {|i| expand(i,**opts)} if recursive
		opts[:join] ? join(msg, **opts) : msg
	when String
		(nmsg=try_get_symbol(msg,**opts)) and return nmsg
		if block_given?
			yield(msg, **opts)
		else
			msg
		end
	when nil
		nil
	else
		if block_given?
			yield(msg, **opts)
		else
			#expand(msg.to_s,**opts)
			msg
		end
	end
end

#join(*args, **opts) ⇒ Object 



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# File 'lib/dr/formatter/simple_formatter.rb', line 54

def join(*args, **opts)
	opts=@opts.merge(opts)
	args=Array(args).map {|i| try_expand_symbol(i,**opts)}
	self.class.localize(*args, **opts)
end

#localize(msg, **opts) ⇒ Object 



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# File 'lib/dr/formatter/simple_formatter.rb', line 50

def localize(msg, **opts)
	self.class.localize(msg, **@opts.merge(opts))
end