Class: MotionSupport::Callbacks::Callback
Overview
:nodoc:#
Constant Summary collapse
- @@_callback_sequence =
0
Instance Attribute Summary collapse
-
#chain ⇒ Object
Returns the value of attribute chain.
-
#filter ⇒ Object
Returns the value of attribute filter.
-
#kind ⇒ Object
Returns the value of attribute kind.
-
#klass ⇒ Object
Returns the value of attribute klass.
-
#options ⇒ Object
Returns the value of attribute options.
-
#raw_filter ⇒ Object
Returns the value of attribute raw_filter.
Instance Method Summary collapse
- #_update_filter(filter_options, new_options) ⇒ Object
-
#apply(code) ⇒ Object
Wraps code with filter.
- #clone(chain, klass) ⇒ Object
- #duplicates?(other) ⇒ Boolean
-
#initialize(chain, filter, kind, options, klass) ⇒ Callback
constructor
A new instance of Callback.
- #matches?(_kind, _filter) ⇒ Boolean
- #name ⇒ Object
- #next_id ⇒ Object
- #normalize_options!(options) ⇒ Object
- #recompile!(_options) ⇒ Object
Constructor Details
#initialize(chain, filter, kind, options, klass) ⇒ Callback
Returns a new instance of Callback.
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# File 'motion/callbacks.rb', line 87 def initialize(chain, filter, kind, , klass) @chain, @kind, @klass = chain, kind, klass () @raw_filter, @options = filter, @filter = _compile_filter(filter) end |
Instance Attribute Details
#chain ⇒ Object
Returns the value of attribute chain.
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# File 'motion/callbacks.rb', line 85 def chain @chain end |
#filter ⇒ Object
Returns the value of attribute filter.
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# File 'motion/callbacks.rb', line 85 def filter @filter end |
#kind ⇒ Object
Returns the value of attribute kind.
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# File 'motion/callbacks.rb', line 85 def kind @kind end |
#klass ⇒ Object
Returns the value of attribute klass.
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# File 'motion/callbacks.rb', line 85 def klass @klass end |
#options ⇒ Object
Returns the value of attribute options.
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# File 'motion/callbacks.rb', line 85 def @options end |
#raw_filter ⇒ Object
Returns the value of attribute raw_filter.
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# File 'motion/callbacks.rb', line 85 def raw_filter @raw_filter end |
Instance Method Details
#_update_filter(filter_options, new_options) ⇒ Object
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# File 'motion/callbacks.rb', line 127 def _update_filter(, ) [:if].concat(Array([:unless])) if .key?(:unless) [:unless].concat(Array([:if])) if .key?(:if) end |
#apply(code) ⇒ Object
Wraps code with filter
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# File 'motion/callbacks.rb', line 139 def apply(code) case @kind when :before lambda do |obj, value, halted| if !halted && @compiled_options.call(obj) result = @filter.call(obj) halted = chain.config[:terminator].call(result) if halted obj.halted_callback_hook(@raw_filter.inspect) end end code.call(obj, value, halted) end when :after lambda do |obj, value, halted| value, halted = *(code.call(obj, value, halted)) if (!chain.config[:skip_after_callbacks_if_terminated] || !halted) && @compiled_options.call(obj) @filter.call(obj) end [value, halted] end when :around lambda do |obj, value, halted| if @compiled_options.call(obj) && !halted @filter.call(obj) do value, halted = *(code.call(obj, value, halted)) value end else value, halted = *(code.call(obj, value, halted)) value end [value, halted] end end end |
#clone(chain, klass) ⇒ Object
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# File 'motion/callbacks.rb', line 96 def clone(chain, klass) obj = super() obj.chain = chain obj.klass = klass obj. = @options.dup obj.[:if] = @options[:if].dup obj.[:unless] = @options[:unless].dup obj end |
#duplicates?(other) ⇒ Boolean
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# File 'motion/callbacks.rb', line 123 def duplicates?(other) matches?(other.kind, other.raw_filter) end |
#matches?(_kind, _filter) ⇒ Boolean
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# File 'motion/callbacks.rb', line 119 def matches?(_kind, _filter) @kind == _kind && @raw_filter == _filter end |
#name ⇒ Object
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# File 'motion/callbacks.rb', line 111 def name chain.name end |
#next_id ⇒ Object
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# File 'motion/callbacks.rb', line 115 def next_id @@_callback_sequence += 1 end |
#normalize_options!(options) ⇒ Object
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# File 'motion/callbacks.rb', line 106 def () [:if] = Array([:if]) [:unless] = Array([:unless]) end |
#recompile!(_options) ⇒ Object
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# File 'motion/callbacks.rb', line 132 def recompile!() _update_filter(self., ) end |