Class: Roxy::Proxy
- Inherits:
-
Object
- Object
- Roxy::Proxy
- Defined in:
- lib/roxy/proxy.rb
Overview
The very simple proxy class that provides a basic pass-through mechanism between the proxy owner and the proxy target.
Instance Method Summary collapse
-
#initialize(owner, options, args, &block) ⇒ Proxy
constructor
A new instance of Proxy.
-
#method_missing(sym, *args, &block) ⇒ Object
Delegate all method calls we don’t know about to target object.
- #proxy_owner ⇒ Object
- #proxy_target ⇒ Object
Constructor Details
#initialize(owner, options, args, &block) ⇒ Proxy
Returns a new instance of Proxy.
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# File 'lib/roxy/proxy.rb', line 15 def initialize(owner, , args, &block) @owner = owner @target = [:to] @args = args # Adorn with user-provided proxy methods [[:extend]].flatten.each { |ext| proxy_extend(ext) } if [:extend] proxy_instance_eval &block if block_given? end |
Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(sym, *args, &block) ⇒ Object
Delegate all method calls we don’t know about to target object
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# File 'lib/roxy/proxy.rb', line 38 def method_missing(sym, *args, &block) proxy_target.__send__(sym, *args, &block) end |
Instance Method Details
#proxy_owner ⇒ Object
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# File 'lib/roxy/proxy.rb', line 25 def proxy_owner; @owner; end |
#proxy_target ⇒ Object
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# File 'lib/roxy/proxy.rb', line 26 def proxy_target if @target.is_a?(Proc) @target.call(@owner) elsif @target.is_a?(UnboundMethod) bound_method = @target.bind(proxy_owner) bound_method.arity == 0 ? bound_method.call : bound_method.call(*@args) else @target end end |