Opened 14 years ago

Closed 13 years ago

Last modified 13 years ago

#1074 defect closed fixed (fixed)

domish.Element checking __class__, breaks inheritance

Reported by: VislabSteve Owned by:
Priority: highest Milestone: Words-0.4
Component: words Keywords:
Cc: ralphm, VislabSteve Branch:


Change History (12)

comment:1 Changed 14 years ago by VislabSteve

twisted.xish.domish.Element.addChild checks the class type for setting the parent:
    if node.__class__ == Element:
            node.parent = self
However this breaks when node is a subclass of Element (i.e. inherits from it).
 isinstance(node, Element) would be a better method.

Note there are other places that make this comparison: firstChildElement() and


comment:2 Changed 14 years ago by ralphm

Confirmed. It would be even better if we worked with interfaces here, so that we
can avoid the isinstance horrors. I'll look into this.

comment:3 Changed 13 years ago by ralphm

Component: words
Keywords: words removed
Milestone: Twisted 2.3
Priority: highnormal
Status: newassigned

source:branches/domish-namespaces-1444-2 adds a domish.IElement to remedy this. When that branch has been merged I'll review the rest of the code to use it.

comment:4 Changed 13 years ago by ralphm

Keywords: review added
Status: assignednew

As #1444 has been solved, all that remained was replacing isinstance calls. Created source:branches/xish-IElement-1074 and did that.

comment:5 Changed 13 years ago by ralphm

Priority: normalhighest

comment:6 Changed 13 years ago by ralphm

Owner: ralphm deleted

comment:7 Changed 13 years ago by warner

Owner: set to warner
Status: newassigned

comment:8 Changed 13 years ago by warner

Keywords: review removed
Owner: changed from warner to ralphm
Status: assignednew

looks good to me, handing back to ralphm for committing

comment:9 Changed 13 years ago by ralphm

Resolution: fixed
Status: newclosed

(In [16693]) Remove last occurance of isinstance on Element objects

Author: ralphm Reviewer: warner Fixes #1074

comment:10 Changed 13 years ago by radix

Milestone: Twisted-2.3Twisted-2.4

Milestone Twisted-2.3 deleted

comment:11 Changed 13 years ago by ralphm

Milestone: Twisted-2.4Words-0.4

comment:12 Changed 8 years ago by <automation>

Owner: ralphm deleted
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