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Respond to an unknown method call: Difference between revisions
m
→{{header|M2000 Interpreter}}
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}
\\ modules, functions numeric and string, and variables can use same name
\\ here we have module invoke,
Module invoke (&a, method$) {
param=(,)
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call "."+method$, !param
}
} else Flush : Error "
}
Function invoke (&a, method$) {
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=Function("."+method$, ![])
}
} else Error "
}
\\ invoke string functions
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=Function$("."+method$, ![])
}
} else Error "
}
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\\ this method has a weak reference to obj, so anytime we use This. or just dot, this weak reference make the real name to execute
Obj.a 10,20
\\ call the fake method (can't access object methods
obj.alfa 10, 20
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\\ to check if a method (module) exist, we have to compare this object with other temporary object
\\ we make one with the method name and empty definition, and then check if obj has anything this temp object has
\\ arguments passed in a tuple (optional), so we didn't leave stack with unused items, if we have an
invoke &obj, "a", (10, 20)
invoke &obj, "NoParam"
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