コード例 #1
0
ファイル: context.go プロジェクト: xet7/ratago
// ShouldStrip evaluates the strip-space, preserve-space, and xml:space rules
// and returns true if a node is a whitespace-only text node that should
// be stripped.
func (context *ExecutionContext) ShouldStrip(xmlNode xml.Node) bool {
	if xmlNode.NodeType() != xml.XML_TEXT_NODE {
		return false
	}
	if !IsBlank(xmlNode) {
		return false
	}
	//do we have a match in strip-space?
	elem := xmlNode.Parent().Name()
	ns := xmlNode.Parent().Namespace()
	for _, pat := range context.Style.StripSpace {
		if pat == elem {
			return true
		}
		if pat == "*" {
			return true
		}
		if strings.Contains(pat, ":") {
			uri, name := context.ResolveQName(pat)
			if uri == ns {
				if name == elem || name == "*" {
					return true
				}
			}
		}
	}
	//do we have a match in preserve-space?
	//resolve conflicts by priority (QName, ns:*, *)
	//return a value
	return false
}