22 lines
646 B
Plaintext
22 lines
646 B
Plaintext
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(local util (require :plugins.fennel-xl.util))
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(local mm {})
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(fn mm.__call [{: module : name} ...]
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(let [dispatcher (. mm.dispatchers module name)
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key (dispatcher ...)
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method (or (. mm.methods module name key) (. mm.methods module name :default))]
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(method ...)))
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(fn mm.defmulti [dispatcher name module]
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(util.nested-tset mm [:dispatchers module name] dispatcher)
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(setmetatable {: module : name} mm))
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(fn mm.defmethod [{: module : name} key method]
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(util.nested-tset mm [:methods module name key] method))
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(fn mm.keys [{: module : name}]
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(icollect [key _ (pairs (or (?. mm :methods module name) []))] key))
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mm
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