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cemerick/protocol-fns-unbindable.clj Secret

Created May 5, 2010 11:47
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protocol-fns-unbindable.clj
user=> (defprotocol Foo
(blah [a]))
Foo
user=> (binding [blah identity]
(blah 5))
#<CompilerException java.lang.IllegalArgumentException: No implementation of method: :blah of protocol: #'user/Foo found for class: java.lang.Integer (NO_SOURCE_FILE:668)>
user=>
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