Class: Rod::Rest::CollectionProxy
- Inherits:
-
Object
- Object
- Rod::Rest::CollectionProxy
- Includes:
- Enumerable
- Defined in:
- lib/rod/rest/collection_proxy.rb
Instance Attribute Summary collapse
-
#size ⇒ Object
readonly
Returns the value of attribute size.
Instance Method Summary collapse
-
#[](index) ⇒ Object
Returns the index-th element of the collection.
-
#each ⇒ Object
Iterates over the elements of the collection.
-
#empty? ⇒ Boolean
Returns true if the collection is empty (i.e. its size == 0).
-
#initialize(proxy, association_name, size, client) ⇒ CollectionProxy
constructor
Initializes a CollectionPorxy.
-
#last ⇒ Object
Returns the last element of the collection.
Constructor Details
#initialize(proxy, association_name, size, client) ⇒ CollectionProxy
Initializes a CollectionPorxy.
-
:proxy
- the object this collection belongs to -
:association_name
- the name of proxie’s plural association this collection is returned for -
:size
- the size of the collection -
:client
- the REST API client
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# File 'lib/rod/rest/collection_proxy.rb', line 14 def initialize(proxy,association_name,size,client) @proxy = proxy @association_name = association_name @size = size @client = client end |
Instance Attribute Details
#size ⇒ Object (readonly)
Returns the value of attribute size.
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# File 'lib/rod/rest/collection_proxy.rb', line 7 def size @size end |
Instance Method Details
#[](index) ⇒ Object
Returns the index-th element of the collection.
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# File 'lib/rod/rest/collection_proxy.rb', line 27 def [](index) begin @client.(@proxy,@association_name,index) rescue MissingResource nil end end |
#each ⇒ Object
Iterates over the elements of the collection.
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# File 'lib/rod/rest/collection_proxy.rb', line 41 def each if block_given? @size.times do |index| yield self[index] end else enum_for(:each) end end |
#empty? ⇒ Boolean
Returns true if the collection is empty (i.e. its size == 0).
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# File 'lib/rod/rest/collection_proxy.rb', line 22 def empty? self.size == 0 end |
#last ⇒ Object
Returns the last element of the collection.
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# File 'lib/rod/rest/collection_proxy.rb', line 36 def last size > 0 ? self[size - 1] : nil end |