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A comment on Pattern Matching with TypeScript. Parent comment

Re:Pattern Matching with TypeScript by platz on Thursday July 06, 2017 @02:47AM (#14708598)
under definition 3 then extension methods are also multi-methods - doesn't seem right. even c# has extension methods
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Re:Pattern Matching with TypeScript by rbehrends on Thursday July 06, 2017 @03:29AM (#14708728)
Extension methods do not support dynamic dispatch and hence are not proper instance methods. Try MultiJava's open classes for an approach that works.
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