Most recently I needed that to do polymorphic function dispatch on input
argument type. More specifics can be found here:
https://github.com/Gozala/method/blob/master/core.js#L121-127
This case may be quite exotic, but I remember running into this quite a lot,
can't use cases unfortunately. BT
Just curious: why did you need a nominal type test, rather than a "duck
type" test?
/be
Irakli Gozalishvili wrote:
Hi,
Today I had to deal with a value type detection in JS and that
reminded me of all the pain associated with it, especially when
dealing with values that may have come across
you have a getClass mechanism but no getImplementedInterfaces one ... also
never thought about xpcomponents but at least I would speed up that
function via {}.toString.call rather than that double lookup per each
call :-)
However, xpconnect is a very specific use case so you might decide to
R
Hi,
Today I had to deal with a value type detection in JS and that reminded me of
all the pain associated with it, especially when dealing with values that may
have come across the diff compartment / frame / context. `instanceof` is
useless when dealing with objects from diff contexts, `typeof`
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