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Fix isa() when used on classes with superclasses.

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andy 2008-02-07 18:03:03 +00:00
parent b94a02a4f5
commit bedac8ec83
1 changed files with 4 additions and 5 deletions
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9
Nasal/globals.nas
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@ -3,11 +3,10 @@
# (class) object. Example: isa(someObject, props.Node) # (class) object. Example: isa(someObject, props.Node)
# #
var isa = func(obj, class) { var isa = func(obj, class) {
if(obj == nil or !contains(obj, "parents")) { return 0; } if(contains(obj, "parents"))
foreach(c; obj.parents) { foreach(c; obj.parents)
if(c == class) { return 1; } if(c == class or isa(c, class))
elsif(isa(obj, c)) { return 1; } return 1;
}
return 0; return 0;
} }