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* lib/rexml/document.rb (REXML::Document#add): fix duplicate XMLDecls

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and bad DocTypes in REXML::Document.    (Bug #19058) [ruby-core:27979]
  based on the patch by Federico Builes.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26513 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
mame 2010-01-31 04:03:14 +00:00
parent 1b1b5c2bc3
commit 6425b4ba56
2 changed files with 16 additions and 8 deletions
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18
lib/rexml/document.rb
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@ -66,25 +66,27 @@ module REXML
# of the document
def add( child )
if child.kind_of? XMLDecl
@children.unshift child
if @children[0].kind_of? XMLDecl
@children[0] = child
else
@children.unshift child
end
child.parent = self
elsif child.kind_of? DocType
# Find first Element or DocType node and insert the decl right
# before it. If there is no such node, just insert the child at the
# end. If there is a child and it is an DocType, then replace it.
insert_before_index = 0
@children.find { |x|
insert_before_index += 1
insert_before_index = @children.find_index { |x|
x.kind_of?(Element) || x.kind_of?(DocType)
}
if @children[ insert_before_index ] # Not null = not end of list
if @children[ insert_before_index ].kind_of DocType
if insert_before_index # Not null = not end of list
if @children[ insert_before_index ].kind_of? DocType
@children[ insert_before_index ] = child
else
@children[ index_before_index-1, 0 ] = child
@children[ insert_before_index-1, 0 ] = child
end
else # Insert at end of list
@children[insert_before_index] = child
@children << child
end
child.parent = self
else